ELSEVIER ADVANCED TECHNOLOGY
Biosensors & Bioelectronics Vol. 11, No. 11, pp. 1177-1184, 1996 © 1996 Elsevier Science Limited Printed in G-re.atBritain. All fights r-served 0956-5663/96/$15.00
Current awareness in biosensors & bioelectronics 1. B O O K S , R E V I E W S & S Y M P O S I A Bannikov VS// State Zelenograd Res Inst Phys Problems, Moscow 103460, Russia Bioelectronic information-computing mediums Biosens Bioelectron 1996, 11 (9) 933 Bogdanovskaya VA, Tarasevich MR// Russian Acad Sci, AN Frumkin Inst Electrochem, Acad Nat Sci, Inst Biosensors, Leninsky pr 31, Moscow, Russia Electrochemical biosensors for medicine and ecology Biosens Bioelectron 1996, 11 (9)853 Bykov VA//Zelenograd Res Inst Phys Problems, Corporation MDT, Moscow, Russia Langmuir-Blodgett films and nanotechnology Biosens Bioelectron 1996, 11 (9) 923 Margulies DH, Plaksin D, Khilko SN, Jelonek MT//NIH/ NIAID, Molec Biol Sect, Immunol Lab, Bethesda, Md 20892, USA Studying interactions involving the T-cell antigen receptor by surface plasmon resonance Curt Opin Immunol 1996, 8 (2) 262 Skuridin SG, Yevdokimov YM*, Efimov VS, Hall JM, Turner APF// *Russian Acad Sci, Engelhardt Inst Molec Biol, Vavilova St 32, 117984 Moscow, Russia A new approach for creating double-stranded DNA biosensors
Biosens Bioelectron 1996, 11 (9) 903
Van der Merwe PA, Barclay AN//Univ Oxford, MRC Cellular Immunol Unit, Oxford OXI 3RE, England Analysis of cell-adhesion molecule interactions using surface plasmon resonance Curt Opin Immunol 1996, 8 (2) 257 Varfolomeev SD, Kurochkin N, Yaropolpov AI//Moscow State Univ, Chem Dept, 119899 Moscow, Russia Direct electron transfer effect biosensors Biosens Bioelectron 1996, 11 (9) 863 Wilkins E, Atanasov P//Univ New Mexico, Dept Chem & Nucl Engn, Farris Engn Ctr, Albuquerque, NM 87131, USA Glucose monitoring: State of the art and future possibilities (Review) Med Eng Phys 1996, 18 (4) 273 Yevdokimov YM, Salyanov VI, Semenov SV// Russian Acad Sci, Engelhardt Inst Molec Biol, Vavilova St 32, 117984 Moscow, Russia Analytical capacity of the DNA liquid crystalline disper-
sions as biosensing units Biosens Bioelectron 1996, 11 (9) 889 2. G E N E R A L Baselt DR, Lee GU, Colton RJ//US Navy, Res Lab, Code 6177, Washington, DC 20375, USA Biosensor based on force microscope technology J Vac Sci Technol B 1996, 14 (2) 789 Bergel A, Devaux-Basseguy R//Univ Toulouse 3, Lab Genie Chim, CNRS, URA 192, 118 Rte Narbonne, F-31062 Toulouse, France First attempts in bioelectrochemical engineering J Chim Phys Phys-Chim Biol 1996, 93 (4) 753 Dyumaev KM//Minist Sci Technol Policy Russian Federation, Tverskaya Str 11, 103905 Moscow, Russia Biosensors in Russia, 1995 Biosens Bioelectron 1996, 11 (9) 841 Eiliott PT, Olsen SA, Tallman DE//Nth Dakota State Univ, Dept Chem, Fargo, ND 58105, USA Detection of glucose at a rotating gold composite electrode by pulsed amperometric detection Electroanal 1996, 8 (5) 443 Endo H, Fujisaki K, Ohkubo Y, Hayashi T, Watanabe E// Tokyo Univ Fisheries, Dept Food Sci & Technol, Konan 4, Tokyo 108, Japan A biosensor system for the determination of cell number of Enterococcus seriolicida Fisheries Science 1996, 62 (2) 235 Kriz CB, Radevik K, Kriz D*// *Chem Res Inst, Res Pk IDEON, S-22370 Lund, Sweden Magnetic permeability measurements in bioanalysis and biosensors (Letter) Anal Chem 1996, 68 (11) 1966 Luff BJ, Harris RD, Wilkinson JS, Wilson R, Schiffrin D J// Univ Southampton, Optoelectr Res Ctr, Southampton SO17 1BJ, England Integrated-optical directional coupler biosensor Optics Letters 1996, 21 (8) 618 O'Shannessy DJ, Winzor DJ// SmithKline Beecham Pharmaeeut, Maeromol Sei, 709 Swedeland Rd, King of Prussia, Pa 19406, USA Interpretation from deviations from pseudo-first-order kinetic behavior in the characterization of ligand binding by biosensor technology Anal Biochem 1996, 236 (2) 275
As a service to subscribers, each issue of the Journal contains a bibliography of newly published material in the field of biosensors & bioelectronics. The bibliography is divided into 7 sections: 1 Books, Reviews & Symposia; 2 General; 3 Sensors utilizing biological systems - General; 4 Enzyme electrodes; 5 Enzyme reactors; 6 Immunoassay technique; 7 Probes for biological systems. Within each section, articles are listed in alphabetical order with respect to the author. Where there are no papers to appear under a heading, it will be omitted. 1177
Current Awareness
Owen VM New and market update Biosens Bioelectron 1996, 11 (9) i Owen VM Biosensors and bioeleetronics abstracts Biosens Bioelectron 1996, 11 (9) v Owen VM Recent patents of interest Biosens Bioelectron 1996, 11 (9)xiii Wang J, Cepria G, Chert Q//New Mexico State Univ, Dept Chem & Biochem, Las Cruces, NM 88003, USA Submersible bioprobe for continuous monitoring of peroxide species Electroanal 1996, 8 (2) 124 Yevdokimov YM//Russian Acad Sci, Engelhardt Inst Mol Biol, Vavilova St 32, Moscow 117984, Russia Biosensor research in Russian special issue: Preface Biosens Bioelectron 1996, 11 (9) 839 3. S E N S O R S U T I L I Z I N G B I O L O G I C A L SYSTEMS - GENERAL Blouin K, Walker SG, Smit J, Turner RFB*//*Univ British Columbia, Biotechnol Lab, 237-6174 Univ Blvd, Vancouver, Brit Columbia, Canada V6T IZ3 Characterization of in vivo reporter systems for gene expression and biosensor applications based on luxAB luciferase genes Appl Environ Microbiol 1996, 62 (6) 2013
Biosensors & Bioelectronics
Guntermann H, Pohl M, Herna K, Schindler JG*, Schindler MM// *Gesell Forsch Entwicklung & Prod MbH, Zentrum Angew Bioelektrochem Sensorik, D-35037 Marburg, Germany Influence of 02- and H202-detection on the electroanalytic reliability of L-lactate- and 13-D-glucose-biosensors at flowthrough measurements in reference serum JPrakt Chem-Chem Ztg 1996, 338 (1) 30 Innanen VT, Kelly CM, Kenshole AB// Women's Coil Hosp, Div Clin Biochem, 76 Grenville St, Toronto, Ontario, Canada M5S IB2 Hypoglycemia is effectively evaluated at the bedside by the Ames Glucometer Elite® Clin Biochem 1996, 29 (3) 279 Jdanova AS, Poyard S, Soldatkin AP, Jaffrezic-Renault N, Martelet C*// *Ecole Cent Lyon, CNRS, URA 404, Lab Physicochim Interfaces, BP 163, F-6913 ! Ecully, France Conductometric urea sensor. Use of additional membranes for the improvement of its analytical characteristics Anal Chim Acta 1996, 321 (!) 35 Khavkin MJ, Khavkin JA//Russian Acad Sci, Ufa Sci Ctr, Dept Biochem & Cytochem Prospect, Oktyabrya 69, Ufa 450054, Russia A ferromagnetic biosensor for simple assay of organophosphate pesticides Anal Lett 1996, 29 (7) 1041 Kong Z, Vaerewijck M, Verstraete W*// *State Univ Ghent, Ctr Environm Sanitat, Coupure Links 653, B-9000 Ghent, Belgium On-line stBOD measurement and toxicity control of wastewaters with a respirographic biosensor Environ Teehnol 1996, 17 (4) 399
Brunink JAJ, Di Natale C, Bungaro F, Davide FAM, D'Amico A*, Paolesse R, Boschi T, Faccio M, Ferri G// *Univ Roma Tor Vergata, Dept Electr Engn, Via Ric Sci, 1-00133 Rome, Italy The application of metalloporphyrins as coating material for quartz microbalance-based chemical sensors Anal Chim Acta 1996, 325 (1-2) 53
Kuziemko GM, Stroh M, Stevens RC*// *Univ Calif Berkeley, Dept Chem, Berkeley, Ca 94720, USA Cholera toxin binding affinity and specificity for gangliosides determined by surface plasmon resonance Biochemistry-USA 1996, 35 (20) 6375
Chudobova I, Vrbova E// Inst Chem Technol, Ustav Biochem & Mikrobiol, Dept Biochem & Microbiol Tech 3, CR-16628 Prague 6, Czech Republic Basic principles of optical fiber biosensors and their application in determination of D-glucose Chem Listy 1996, 90 (5) 295
Liu DZ, Kai G, Kang C, Ni LH, Yao SZ*// *Hunan Univ, Dept Chem & Chem Engn, Changsha 410082, Peoples Rep China Sensitive specialization analysis of urea in human blood by surface acoustic wave urea sensor system Microehem J 1996, 53 (1) 6
Evtyugin GA, Budnikov GK, Galyametdinov YG, Suntsov EV//Kazan VI Lenin State Univ, ul Lenina 18, Tatarstan 420008, Russia Amperometric determination of thiocholine esters in the presence of butyryl cholinesterase JAnal Chem-Engl Tr 1996, 51 (4) 391
Michel PE, Gautier SM, Blum L J// Univ Lyon 1, URA CNRS 1535, Lab Genie Enzymat, Bat 308, 43 Blvd !1 Novembre 1918, F-69622 Villeurbanne, France Effect of compartmentalization of the sensing layer on the sensitivity of a multienzyme-based bioluminescent sensor for L-lactate Anal Lett 1996, 29 (7) 1139
Fan WZ, Zhang ZJ// Ocean Univ Qingdao, Dept Marine Chem, Qingdao 266003, Peoples Rep China Determination of acetylcholine and choline in rat brain tissue by FIA with immobilized enzymes and chemiluminescence detection Microchem J 1996, 53 (3) 290 Fojita M, Doffkova R, Palecek E//Acad Sci Czech Republ, Inst Biophys, Kralovopolska 135, CZ-61265 Brno, Czech Republic Determination of traces of RNA in submicrogram amounts of single- or double-stranded DNAs by means of nucleic acid-modified electrodes Electroanal 1996, 8 (5) 420
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Milagres BG, Kubota LT, Neto GD//Univ Campinas, Inst Quire, POB 6154, BR-13083970 Campinas, SP, Brazil Immobilized ferrocene and glucose oxidase on titanium(IV) oxide grafted onto a silica gel surface and its application as an amperometric glucose biosensor Electroanal 1996, 8 (5) 489 Minunni M, Mascini M, Carter RM, Jacobs MB, Lubrano G J, Guilbault GG// Univ Florence, Dept Publ Hlth Epidemiol & Analyt Environm Chem, Florence, Italy A quartz crystal microbalance displacement assay for Listeria monocytogenes Anal Chim Aeta 1996, 325 (3) 169
Biosensors & Bioelectronics
Nikolelis DP, Andreou VG//Univ Athens, Lab Anal Chem, Panepistimiopolis-Kouponia, GR-15771 Athens, Greece Electrochemical transduction of interactions of atrazine with bilayer lipid membranes Electroanal 1996, 8 (7) 643 Nikolelis DP, Siontorou CG, Krull U J, Katrivanos PL//Address as above. Ammonium ion minisensors from self-assembled bilayer lipid membranes using gramicidin as an ionophore. Modulation of ammonium selectivity by platelet-activating factor Anal Chem 1996, 68 (10) 1735
Current Awareness Anal Chim Acta 1996, 322 (1-2) 77
Xu YJ, Lu CY, Hu Y, Nie LH, Yao SZ*//*Hunan Univ, Dept Chem & Chem Engn, Changsha 410082, Peoples Rep China Preparation of urea sensors with a series piezoelectric crystal device Anal Lett 1996, 29 (7) 1069
4. Enzyme electrodes
Oh KB, Iida Y, Matsuoka H*, Kurata H// *Tokyo Univ Agr & Technol, Dept Biotechnol, 2-24-16 Nakamachi, Koganei, Tokyo 184, Japan Rapid and sensitive screening of antifungal activity in medicinal plants by a single-cell biosensing system Biosci Biotechnol Biochem 1996, 60 (5) 911
Adeloju SB, Shaw SJ, Wallace GG//Univ Western Sydney Nepean, Dept Chem, Ctr Electrochem Res & Anal Technol, POB 10, Kingswood, NSW 2747, Australia Polypyrrole-based amperometric flow injection biosensor for urea Anal Chim Acta 1996, 323 (1-3) 107
Poyard S, Gorchkov D, Jdanova A, Jaffrezic-Renault N, Claude M, Soldatkin A, El'skaya A//Ecole Cent Lyon, Lab Physicochim Interfaces, UMR 5621 404, BP 163, F-69131 Ecully, France Performance of urea-sensitive enzyme field effects transistors: Influence of the storage conditions (French, English Abstract) C R Acad Sci Ser Ill-Vie 1996, 319 (4) 257
Albery WJ, Hutchins JEC, Uttamlal M//New Chem Lab, Molec Sensors Unit, Sth Parks Rd, Oxford OX1 3QT, England An L-amino acid electrode for monitoring beer fermentation JAppl Electrochem 1996, 26 (3) 243
Rajaram OV, Sawyer WH// Univ Melbourne, Russell Grimwade Sch Biochem & Molec Biol, Parkville, Vic 3052, Australia Characterisation of lipid-protein interactions using a surface plasmon resonance biosensor Biochem Mol Biol Int 1996, 39 (1) 31 Sorochinskii VV, Kurganov BI*// *Russian Acad Sci, AN Bach Inst Biochem, Moscow, Russia Theoretical aspects of design of polyenzyme amperometric sensors Biosens Bioelectron 1996, 11 (9) 845 Stein T, Gerisch G//USDA, Natl Ctr Agr Utilizat Res, Peoria, I1 61604, USA Oriented binding of a lipid-anchored cell adhesion protein onto a biosensor surface using hydrophobic immobilization and photoactive crosslinking Anal Biochem 1996, 237 (2) 252 Sukhorukov GB, Montrel MM, Petrov AI, Shabarchina LI, Sukhorukov BI//Russian Acad Sci, Inst Crystallog, Lenin Ave 59, Moscow, Russia Multilayer films containing immobilized nucleic acids. Their structure and possibilities in biosensor applications Biosens Bioelectron 1996, 11 (9) 913 Thust M, Schoning M J*, Vetter J, Kordos P, Luth H// *KFA Julich GmbH, Forschungszentrum, Inst Schicht & Ionlntech, D-52425 Julich, Germany A long-term stable penicillin-sensitive potentiometric biosensor with enzyme immobilized by heterobifunctional cross-linking Anal Chim Acta 1996, 323 (1-3) 115 Volotovsky V, Soldatkin AP*, Shul'ga AA, Rossokhaty VK, Strikha VI, El'skaya AV// *Natl Acad Sci Ukraine, Inst Molec Biol & Genet, 150 Zabolotny St, Kiev 252143, Ukraine Glucose-sensitive ion-sensitive field-effect transistor-based biosensor with additional positively charged membrane: Dynamic range extension and reduction of buffer concentration influence on the sensor response
Atanasov P, Gamburzev S, Wilkins E//Univ New Mexico, Dept Chem & Nucl Engn, Albuquerque, NM 87131, USA Needle-type glucose biosensors based on a pyrolyzed cobalt-tetramethoxy-phenylporphyrin catalytic electrode Electroanal 1996, 8 (2) 158 Bianco P, Haladjian J// Univ Aix Marseille I/CNRS, Lab Chim & Electrochim Complexes, F-13331 Marseille 3, France Electrochemistry at the tetrathiafulvalene tetracyanoquinodimethane electrodes. Application to the study of c-type cytochromes Electroanal 1996, 8 (2) 190 Boujtita M, Chapleau M, EI-Murr N//Lab RMN & React Chim, CNRS URS 472, Grp Electrochim, 2 rue Houssiniere, F-44072 Nantes 03, France Enzymatic electrode for the determination of L-lactate Electroanal 1996, 8 (5) 485 Burestedt E, Narvaez A, Ruzgas T, Gorton L*, Emneus J, Dominguez E, Marko-Varga G//*Lund Univ, Dept Analyt Chem, POB 124, S-22100 Lund, Sweden Rate-limiting steps of tyrosinase-modified electrodes for the detection of catechol Anal Chem 1996, 68 (9) 1605 Cattaneo MV, Luong JHT// Natl Res Council Canada, Biotechnol Res Inst, 6100 Royalmount Ave, Montreal, PQ, Canada H4P 2R2 A water-soluble tetramethylbenzidine-2-hydroxypropyl-[3cyclodextrin inclusion complex as an efficient mediator for oxidoreductases Electroanal 1996, 8 (3) 223 Chi QJ, Dong SJ*// *Chinese Acad Sci, Changchun Inst Appl Chem, Electroanalyt Chem Lab, Changchun 130022, Jilin, Peoples Rep China A comparison of electrocatalytic ability of various mediators adsorbed onto paraffin impregnated graphite electrodes for oxidation of reduced nicotinamide coenzymes JMol CatalA-Chem 1996, 105 (3) 193 Compagnone D, Guilbault GG// Nati Univ Ireland, Univ Coil Cork, Dept Chem, Cork, Rep Ireland
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Rapid amperometric determination of magnesium(II) ions Anal Lett 1996, 29 (4) 505
Cosnier S, Le Lous K// Univ Grenoble 1, URA CNRS 1210, Lab Electrochim Organ & Photochim Redox, BP 53, F-38041 Grenoble 09, France Amperometric detection of pyridine nucleotides via immobilized viologen-accepting pyridine nucleotide oxidoreductase or immobilized diaphorase Talanta 1996, 43 (3) 331 Danzer T, Schwedt G*//*Tech Univ Clausthal, Inst Anorgan & Analyt Chem, Paul Ernst Str 4, D-38678 Clausthal Zeilerfeld, Germany Multivariate evaluation of inhibition studies on an enzyme electrodes system with pesticides and mixtures of mercury and pesticides Anal Chim Acta 1996, 325 (1-2) I Ghindilis AL, Morzunova TG, Barmin AV, Kurochkin IN*//*Res Ctr Molec Diagn Ther, Dept Biosensors, Sympheropolsky Blvd 8, 113149 Moscow, Russia Potentiometric biosensors for cholinesterase inhibitor analysis based on mediatorless bioelectrocatalysis Biosens Bioelectron 1996, 11 (9)873 Glenn JDH, Bowden EF*//*Nth Carolina State Univ, Dept Chem, Box 8204, Raleigh, NC 27695, USA Diffusionless electrochemistry of cytochrome b5 adsorbed on a multilayer film electrode Chem Lett 1996, (5) 399 Gondo S, Kim C, Morishita M, Kawakami M// Fukuoka Inst Technol, Dept Electr Mat Engn, Higashi ku, Fukuoka 81102, Japan Frequency response of the glucose sensor based on immobilized glucose oxidase membrane Appl Biochem Biotech 1996, 57-8 877 Gooding JJ, Hall EAH//Univ Cambridge, Inst Biotechnol, Tennis Court Rd, Cambridge CB2 1QT, England Parameters in the design of oxygen detecting oxidase enzyme electrodes Electroanal 1996, 8 (5) 407 Hall CE, Datta D, Hall EAH*// *Univ Cambridge, Inst Biotechnol, Tennis Court Rd, Cambridge, England Parameters which influence the optimal immobilisation of oxidase type enzymes on methacrylate copolymers as demonstrated for amperometric biosensors Anal Chim Acta 1996, 323 (1-3) 87 Heering HA, Hagen WR*// *Agr Univ Wageningen, Dept Biochem, Dreijenlaan 3, 6703 BC Wageningen, The Netherlands Complex electrochemistry of flavodoxin at carbon-based electrodes: Results from a combination of direct electron transfer, flavin-mediated electron transfer and comproportionation J Electroanal Chem 1996, 404 (2) 249 Kakemoto M, Murakami K, Ogawa H//Chuo Univ, Dept Appl Chem, Bunkyo ku, 1-13-17 Kasuga, Tokyo 112, Japan Simultaneous determination of ethanol and glucose by HPLC with an immobilized enzyme membrane electrode (Japanese, English Abstract) Nippon Kagaku Kaishi 1996, (2) 141 Kim N, Haginoya R, Karube I*//*Univ Tokyo, Adv Sci & Technol Res Ctr, Meguro ku, 4-6-1 Komaba, Tokyo 153, Japan 1180
Biosensors & Bioelectronics
Characterization and food application of an amperometric needle-type L-lactate sensor JFoodSci 1996, 61 (2)286 Kubota LT, Gouvea F, Andrade AN, Milagres BG, Nero GD// UNICAMP, Inst Quim, CP 6154, BR-13083-970 Campinas, SP, Brazil Electrochemical sensor for NADH based on Meldola's Blue immobilized on silica gel modified with titanium phosphate Electrochim Acta 1996, 41 (9) 1465 Kubota LT, Milagres BG, Gouvea F, Neto GD//Address as above. A modified carbon paste electrode with silica gel coated with Meldola's blue and salicylate hydroxylase as a biosensor for salicylate Anal Lett 1996, 29 (6) 893 Lindgren A, Ruzgas T, Emneus J, Csoregi E, Gorton L, Marko-Varga G*// *Lund Univ, Dept Analyt Chem, POB 124, S-22100 Lund, Sweden Flow injection analysis of phenolic compounds with carbon paste electrodes with tyrosinase purchased from different companies Anal Lett 1996, 29 (7) 1055 Liu BH, Deng JQ*//*Fudan Univ, Dept Chem, Shanghai 200433, Peoples Rep China Studies on uric acid microbiosensor and its dynamic response Chem J Chinese Univ-Chinese 1996, 17 (5) 702 Liu HY, Liu YC, Qian JH, Yu TY, Deng JQ*// *Fudan Univ, Dept Chem, Shanghai 200433, Peoples Rep China Fabrication and features of a methylene green-mediating sensor for hydrogen peroxide based on regenerated silk fibroin as immobilization matrix for peroxidase Talanta 1996, 43 (1) 111 Liu YC, Zhang XH, Liu HY, Yu TY*, Deng JQ//*Fudan Univ, Dept Macromolec Sci, Shanghai 200433, Peoples Rep China Immobilization of glucose oxidase onto the blend membrane of poly(vinyl alcohol) and regenerated silk fibroin: Morphology and application to glucose biosensor JBiotechnol 1996, 46 (2) 131 Lobo MJ, Miranda AJ, Lopez-Fonseca JM, Tunon P*// *Univ Oviedo, Dept Quim Fis & Analit, E-33071 Oviedo, Asturias, Spain Electrocatalytic detection of nicotinamide coenzymes by poly(o-aminophenol)- and poly(o-phenylenediamine)-modified carbon paste electrodes Anal Chim Acta 1996, 325 (I-2) 33 Longchamp S, Randriamahazaka HN, Nigretto JM// Univ Cergy Pontoise, Lab Electrochim & Mat Appl, BP 8428, F-95806 Cergy, France The voltammetric behavior of the plasmin-modified carbon paste electrode in the presence of an electrogenic substrate Electroanal 1996, 8 (2) 183 Lutz ESM, Dominguez E//Univ Alcala de Henares, Dept Analyt Chem, E-28871 Alcala de Henares, Spain Development and optimization of a solid composite tyrosinase biosensor for phenol detection in flow injection systems Electroanal 1996, 8 (2) 117 Marconi E, Panfili G, Messia MC, Cubadda R, Compagnone D, Palleschi G// Univ Molise, DISTAAM, Via
Biosensors & Bioelectronics
Tiberio 21, 1-86100 Campobasso, Italy Fast analysis of lysine in food using protein microwave hydrolysis and an electrochemical biosensor Anal Lett 1996, 29 (7) 1125 Mulchandani A, Wang CL// Univ Calif Riverside, Dept Chem Engn, Riverside, Ca 92521, USA Bienzyme sensors based on poly(anilinomethylferrocene)modified electrodes Electroanal 1996, 8 (5) 414 Murakami K, Kakemoto M, Ogawa H//Tokyo Kasei Univ, Itabashi ku, 1-18-1 Kaga, Tokyo 173, Japan Simultaneous determination of lactic acid, glutamic acid and glucose by HPLC using an enzyme sensor using photocrosslinkable poly(vinyl alcohol) support as the detector (Japanese, English Abstract) Nippon Kagaku Kaishi 1996, (5) 457 Ozsoz M, Erdem A, Kilinc E, Gokgunnec L// Ege Univ, Fac Pharm, Bornova 35 I00, Turkey Mushroom-based cobalt phthalocyanine dispersed amperometric biosensor for the determination of phenolic compounds Electroanal 1996, 8 (2) 147 Pingarron JM// Univ Complutense Madrid, Dept Analyt Chem, E-28040 Madrid, Spain Development of amperometric enzyme electrodes in reversed micelles media J Chim Phys Phys-Chim Biol 1996, 93 (4) 793 Qian JH, Liu YC, Liu HY, Yu TY, Deng JQ*// *Fudan Univ, Dept Chem, Shanghai 200433, Peoples Rep China An amperometric new methylene blue N-mediating sensor for hydrogen peroxide based on regenerated silk fibroin as an immobilization matrix for peroxidase Anal Biochem 1996, 236 (2) 208 Qian JH, Liu HY, Liu YC, Yu TY, Deng JQ//Fudan Univ, Dept Chem, Shanghai 200433, Peoples Rep China Characterization of blend membranes of regenerated silk fibroin and PVA for immobilizing glucose oxidase and its application to a first generation of glucose sensors Electroanal 1996, 8 (5) 480 Qu XG, Dong XT, Cheng ZY, Lu TH*, Dong SJ// *Chinese Acad Sci, Changchun Inst Appl Chem, Electroanalyt Chem Lab, Changchun 130022, Peoples Rep China The direct electrochemistry of cytochrome c at the nanometer-sized rare earth element oxide particle-modified gold electrodes J M o l CatalA-Chem 1996, 106 (1-2) 1 Ramanathan K, Ram MK, Verghese MM, Malhotra BD*// *Natl Phys Lab, Biomol Elect & Conducting Polymer Res Grp, Dr KS Krishnan Rd, New Delhi 110012, India Dielectric spectroscopic studies on polypyrrole glucose oxidase films JAppl Polym Sci 1996, 60 (13) 2309
Current Awareness
chemical oxygen demand and its evaluation Electroanal 1996, 8 (7) 698 Schneider J, Grundig B, Renneberg R, Cammann K, Madaras MB, Buch RP, Vorlop KD// Inst Chemo & Biosensor, Mendelstr 7, D-48149 Munster, Germany Hydrogel matrix for three enzyme entrapment in creatine/ creatinine amperometric biosensing Anal Chim Acta 1996, 325 (3) 161 Shen LQ, Yang LJ, Peng TZ//Hangzhou Inst Commerce, Dept Food Sci, Hangzhou 310035, Peoples Rep China Amperometric determination of fish freshness by a hypoxanthine biosensor JSci FoodAgr 1996, 70 (3) 298 Sobolov SB, Leonida MD, Bartoszko-Malik A, Voivodov KI, McKinney F, Kim J, Fry AJ*//*Wesleyan Univ, Dept Chem, Middletown, Ct 06459, USA Cross-linked LDH crystals for lactate synthesis coupled to electroenzymatic regeneration of NADH J O r g Chem 1996, 61 (6) 2125 Stoytcheva M, Zlatev R// Inst Foreign Students, Dept Chem, 27 K Lulchev St, BU-1111 Sofia, Bulgaria Bioelectrocatalytical studies of the effect of some pharmaceuticals on the aeetytcholinesterase activity Electroanal 1996, 8 (7) 676 Sun CQ, Song WB, Zhao D, Gao Q, Xu HD//Jilin Univ, Dept Chem, Changchun 130023, Peoples Rep China Tetrabutylammonium-tetracyanoquinodimethane as electron-transfer mediator in amperometric glucose sensor Microchem J 1996, 53 (3) 296 Tatsuma T, Oyama N*// *Tokyo Univ Agr & Technol, Dept Appl Chem, Naka cho, Kaganei, Tokyo 184, Japan H202-generating peroxidase electrodes as reagentless cyanide sensors Anal Chem 1996, 68 (9) 1612 Thome-Duret V, Gangnerau MN, Zhang Y, Wilson GS, Reach G*// *Hop Hotel Dieu, Serv Diabetol, INSERM U341, 1 PI Parvis Notre Dame, F-75004 Paris, France Modification of the sensitivity of glucose sensor implanted into subcutaneous tissue Diabetes Metab 1996, 22 (3) 174 Trojanowicz M, Lewenstam A, Krawczyk TKV, Lahdesmaki I, Szczepek W//Univ Warsaw, Dept Chem, Pasteura 1, PL-02093 Warsaw, Poland Flow injection amperometric detection of ammonia using a polypyrrole-modified electrode and its application in urea and creatine biosensors Electroanal 1996, 8 (3) 233 Trojanowicz M, Hitchman ML//Address as above. A potentiometric polypyrrole-based glucose biosensor Electroanal 1996, 8 (3) 263
Rinken T, Rinken A*, Tenno T, Jarv J// *Univ Uppsala, Dept Med & Physiol Chem, BMC Box 575, S-75123 Uppsala, Sweden A model of oximeter-based enzyme electrode Anal Lett 1996, 29 (6) 859
Ueyama S, Isoda S, Hatanaka H, Shibano Y// Mitsubishi Electr Corp, Cent Res Lab, 8-1-1 Tsukaguchi Honmachi, Amagasaki, Hyogo 661, Japan Macroscopically rapid electron transfer of cytochrome c522 with high thermostability at bare and surface-modified gold electrodes JElectroanal Chem 1996, 401 (1-2) 227
Sangeetha S, Sugandhi G, Murugesan M, Madhav VM, Berchmans S, Ralasekar R, Rajasekar S, Jeyakumnar D, Rao GP*// *Central Electrochem Res Inst, Karaikudi 623006, India Torulopsis candida based sensor for the estimation of bio-
Volpe G, Mascini M// Univ Firenze, Dipt Sanita Pubbl Epidemiol & Chim Analit, Sez Chim Analit, Via G Capponi 9, 1-50121 Florence, Italy Enzyme sensors for determination of fish freshness Talanta 1996, 43 (2) 283 1181
Current Awareness
Wang J, Rivas G, Chicharro M//New Mexico State Univ, Dept Chem & Biochem, Las Cruces, NM 88003, USA Iridium-dispersed carbon paste enzyme electrodes Electroanal 1996, 8 (5) 434 Wang J, Walcarius A//Adddress as above. Zeolite containing oxidase-based carbon paste biosensors JElectroanal Chem 1996, 404 (2) 237 Willner I, Blonder R, Katz E, Stocker A, Buckman AF// Hebrew Univ Jerusalem, Inst Chem, IL-91904 Jerusalem, Israel Reconstitution of apo-glucose oxidase with a nitrospiropyran-modifled FAD cofactor yields a photoswitchable biocatalyst for amperometric transduction of recorded optical signals JAmer Chem Soc 1996, 118 (22) 5310 Yang SP, Salehi C, Atanasov P, Wilkins E// Univ New Mexico, Dept Chem & Nucl Engn, Albuquerque, NM 87131, USA Glucose biosensor based on oxygen electrode. IV. In vivo evaluation of the rechargeable glucose sensor Anal Lett 1996, 29 (7) 1081 Zhang ZE, Liu HY, Deng JQ*//*Fudan Univ, Dept Chem, Shanghai 200433, Peoples Rep China A glucose biosensor based on immobilization of glucose oxidase in electropolymerized o-aminophenol film on platinized glassy carbon electrode Anal Chem 1996, 68 (9) 1632
5. Enzyme reactors Burfeind J, Weigel B, Kretzmer G, Schugerl K*, Huwig A, Giffhorn F//*Univ Hannover, Inst Chem Tech, Callinstr 3, D-30167 Hannover, Germany Determination of the concentration of higher alcohols with enzyme coupled flow-injection analysis in model systems Anal Chim Acta 1996, 322 (3) 131 Hedenfalk M, Mattiasson B*// *Lund Univ, Ctr Chem & Chem Engn, Dept Biotechnol, POB 124, S-22100 Lund, Sweden Sequential injection analysis of ethanol using immobilized alcohol dehydrogenase Anal Lett 1996, 29 (7) 1109 Ivanov AE, Zubov VP, Petkov L, Turkova J// MM Shemyakin Inst Bioorgan Chem, Moscow 117871, Russia Immobilization of glucose oxidase via carbohydrate moiety onto hydrazide derivative of polyacrylate-coated porous glass Biotechnol Technique 1996, 10 (5) 323 Li QS, Zhang SL, Yu JT//East China Univ Sci & Technol, Res Inst Biochem Engn, 130 Meilong Rd, Shanghai 200237, Peoples Rep China Immobilization of L-glutamate oxidase and peroxidase for glutamate determination in flow injection analysis system Appl Biochem Biotech 1996, $9 (1) 53 Mana H, Spohn U*//*Univ Halle Wittenberg, Inst Biotechnol, Weinbergweg 16A, D-06120 Halle, Germany Selective flow injection procedures for the determination of nitrogen containing analytes by gasdialytic-fluorimetric detection of enzymatically generated ammonia Anal Chim Acta 1996, 325 (1-2) 93 Matsumoto K, Higuchi S, Tsukatani T//Kyushu Univ, Dept
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Food Sci & Technol, Higashi ku, 46-09 Hakozaki, Fukuoka 81281, Japan Measurement of L-malate using immobilized enzyme reactors: Comparison of results obtained with four different enzymatic systems Biosci Biotechnol Biochem 1996, 60 (5) 847 Mayer M, Genrich M, Kunnecke W, Bilitewski U*//*Gesell Biotechnol Forsch MbH, Mascheroder Weg 1, D-38124 Braunschweig, Germany Automated determination of lactulose in milk using an enzyme reactor and flow analysis with integrated dialysis Anal Chim Acta 1996, 324 (1) 37 Niwa O, Torimitsu K, Morita M, Osborne P, Yamamoto K//Nippon Telegraph & Tel Publ Corp, Basic Res Labs, 3-1 Morinosato, Atsugi, Kanagawa 24301, Japan Concentration of extracellular L-glutamate released from cultured nerve cells measured with a small volume online sensor Anal Chem 1996, 68 (11) 1865 Prodromidis MI, Stalikas CD, Tzouwara-Karayanni SM, Karayannis MI*//*Univ Ioannina, Analyt Chem Lab, loannina, Greece Determination of glycerol in alcoholic beverages using packed bed reactors with immobilized glycerol dehydrogenase and an amperometric FIA system Talanta 1996, 43 (1) 27 Richter P, Ruiz BL, Sanchez-Cabezudo M, Mottola HA*// *Oklahoma State Univ, Dept Chem, Stillwater, Ok 74078, USA Immobilized enzyme reactors. Diffusion/convection, kinetics, and a comparison of packed-column and rotating bioreactors for use in continuous-flow systems Anal Chem 1996, 68 (10) 1701 Shi RB, Stein K*//*Tech Univ Clausthal, Inst Anorgan & Analyt Chem, Paul Ernst Str 4, D-38678 Clausthal Zellerfeld, Germany Flow injection analysis of paraoxon with the use of an immobilized acetylcholinesterase reactor Anal Chim Acta 1996, 324 (1) 21 Tsai TR, Cham TM, Chen KC, Chen CF, Tsai TH*//*Natl Res Inst Chinese Med, Dept Pharmacol, 155 Sec 2, Li Nong St, Taipei 11221, Taiwan Determination of acetylcholine by on-line microdialysis coupled with pre- and post-microbore column enzyme reactors with electrochemical detection J Chromatogr B-Biomed Appl 1996, 678 (2) 151
6. Immunoassay technique Berger R, Schmidt G//Univ Basel, Children's Hosp, Dept Microbiol & Immunol, Romergasse 8, CH-4058 Basel, Switzerland Evaluation of six anti-gliadin antibody assays Jlmmunol Method 1996, 191 (1) 77 Burge MR, McLeod J, Bowsher RR, Schade DS// Univ New Mexico, Dept Med, Albuquerque, NM 87131, USA Validity of Coat-A-Count insulin RIA kit for quantifying total and free humalog (Letter) Clin Chem 1996, 42 (5) 777 Chapman PA, Siddons CA// Publ Hlth Lab, Herries Rd, Sheffield $5 7BQ, England Evaluation of a commercial enzyme immunoassay (EHEC-
Biosensors & Bioelectronics
Tek) for detecting Escherichia coli O157 in beef and beef products Food Microbiol 1996, 13 (2) 175 Derango R, Page J// Hybritech Inc, 8958 Terman Court, San Diego, Ca 92121, USA The quantitation of coupled bead antibody by enzymelinked immunosorbent assay Jlmmunoassay 1996, 17 (2) 145 Doche C, Thome M, Dimet I, Bienvenu J//Ctr Hosp Lyon Sud, Lab Immunol & Biol Inflammat, F-69495 Pierre Benite, France Evaluation of the fully automated COBAS CORE enzyme immunoassay for the quantitation of antibodies against hepatitis B virus surface antigen Eur J Clin Chem Clin Biochem 1996, 34 (4) 365 Englebienne P, Weiland M//Ape Associates SA, rue Parc Ind, B-7822 Ghislenghien, Belgium Water-soluble conductive polymer homogeneous immunoassay (SOPHIA): A novel immunoassay capable of automation J lmmunol Method 1996, 191 (2) 159 Erali M, Bigelow RB, Meikle AW*//*Univ Utah, Dept Interual Med, Salt Lake City, Ut 84112, USA ELISA for thyroglobulin in serum: Recovery studies to evaluate autoantibody interference and reliability of thyroglobulin values Clin Chem 1996, 42 (5) 766 Ferguson RA, Yu H, Kalyvas M, Zammit S, Diamandis E*// *Mt Sinai Hosp, Dept Pathol & Lab Med, 600 Univ Ave, Toronto, Ontario, Canada M5G IX5 Ultrasensitive detection of prostate-specific antigen by a time-resolved immunofluorometric assay and the Immulite® immunochemiluminescent third-generation assay: Potential applications in prostate and breast cancers Clin Chem 1996, 42 (5) 675
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*Dublin City Univ, Sch Chem Sci, Dublin 9, Rep Ireland Development of a regenerable amperometric immunosensor for 7-hydroxycoumarin Electroanal 1996, $ (7) 619 McCormack T, O'Keeffe G, MacCraith B, O'Kennedy R*// *Dublin City Univ, Sch Biol Sci, Dublin 9, Rep Ireland Assessment of the effect of increased fluorophore labelling on the binding ability of an antibody Anal Lett 1996, 29 (6) 953 Murakami S, Nakajima M, Sekine H, Maeda M, Tsuji A// Kikkoman Foods Inc, Res Dev Div, Noda, Chiba 399, Japan Streptavidin-biotin based bioluminescent enzyme immunoassay using biotinylated acetate kinase and recombinant firefly luciferase Anal Lett 1996, 29 (6) 969 Nakanishi K, Karube I*, Hiroshi S, Uchida A, Ishida Y// *Univ Tokyo, Adv Sci & Technol Res Ctr, Meguro ku, 4-6-I Komaba, Tokyo 153, Japan Detection of the red tide-causing plankton Chattonella marina using a piezoelectric immunosensor Anal Chim Acta 1996, 325 (1-2) 73 Nakanishi K, Muguruma H, Karube I*// *Address as above. A novel method of immobilizing antibodies on a quartz crystal microbalance using plasma-polymerized films for immunosensors Anal Chem 1996, 68 (10) 1695 Osipov AP, Zaitseva NV, Egorov AM// MV Lomonosov State Univ, Div Chem Enzymol, Moscow 119899, Russia Chemiluminescent immunoenzyme biosensor with a thinlayer flow-through cell. Application for study of a real-time bimolecular antigen-antibody interaction Biosens Bioelectron 1996, 11 (9) 881
Kim IK, Park YO, Chun H J// Wonkwang Univ, Dept Chem, Iksan 570749, South Korea Interaction of corticosterone antibody and glutaraldehyde adsorbed on Pt electrodes modified with silane Anal Sci 1996, 12 (2) 327
Shivannavar CT, Katoch VM*, Sharma VD, Patil MA, Katoch K, Bharadwaj VP, Agrawal BM// *Cent Jalma Inst Leprosy, Agra 282001, Uttar Pradesh, India Development of a SOD ELISA to determine the immunological relatedness among mycobacteria Int d Lepr Mycobact Dis 1996, 64 (1) 58
Lamour A, Le Corre R, Jamin C, Soubrane C, Khayat D, Youinou P*// *Brest Univ, Med Sch Hosp, Immunol Lab, BP 824, F-29609 Brest, France Novel enzyme-linked immunosorbent assays for the detection of anti-Fc ~, receptor autoantibodies Clin Diagn Lab Immunol 1996, 3 (3) 315
Weets I, Gorus FK*, Gerlo E//*Free Univ Brussels, Akad Ziekenhuis, Lab Klin Chem, 101 Laarbeeklaan, B-1090 Brussels, Belgium Evaluation of an immunoturbidimetric assay for haemoglobin Ale on a COBAS® MIRA S analyser Eur J Clin Chem Clin Biochem 1996, 34 (5) 449
Lee WE, Thompson HG// Def Res Estab Suffield, POB 4000, Medicine Hat, Alberta, Canada TIA 8K6 Detection of Newcastle disease virus using an evanescent wave immune-based biosensor Can J Chern 1996, 74 (5) 707
Wittstock G, Emons H, Heineman WR// Res Ctr Julich, Inst Appl Phys Chem, D-52425 Julich, Germany Electron transfer through an immunoglobulin layer via an immobilized redox mediator Electroanal 1996, 8 (2) 143
Lin ZH, Shen GL*, Miao Q, Yu RQ// *Hunan Univ, Inst Chemometr & Chem Sensing Technol, Changsha 410082, Peoples Rep China A thyroid-stimulating hormone immuno-electrode Anal Chim Acta 1996, 325 (1-2) 87 Locascio-Brown L, Martynova L, Christensen RG, Horvai G// Natl Inst Stand & Technol, Gaithersburg, Md 20899, USA Flow immunoassay using solid-phase entrapment Anal Chem 1996, 68 (9) 1665 Lu B, Smith MR*, Quinn J, Bogan D, O'Kennedy R//
7. P R O B E S F O R B I O L O G I C A L S Y S T E M S Rapid control of food quality with flavor compound sensors (News) (Italian) IndAliment 1995, 34 (342) 1178 Abraham E, Gallagher T J, Fink S// Univ Colorado, Hlth Sci Ctr, Div Pulm Sci & Crit Care Med, Box C272, 4200 East 9th Ave, Denver, Co 80262, USA Clinical evaluation of a multiparameter intra-arterial blood-
1183
Current Awareness
gas sensor Intens Care Med 1996, 22 (5) 507
Birch N J, Johnson AM, Padgham C// Wolverhampton Polytech, Biomed Res Lab, 62-68 Lichfield St, Wolverhampton WVI 1DJ, England Backtracking serum lithium. II. Clinical validation of the lithium ion selective electrode analyser (Li-ISE) J Trace Microprobe Tech 1996, 14 (2) 439 Cao Z, Lin HG, Wang BF, Xu D, Yu RQ*//*Human Univ, Dept Chem & Chem Engn, Changsha 410082, Peoples Rep China A perfume odour-sensing system using an array of piezoelectric crystal sensors with plasticized PVC coatings Fresenius JAnal Chem 1996, 355 (2) 194 Chang SM, Kim YH, Kim JM, Chang YK, Kim JD//Dong A Univ, Dept Chem Engn, Pusan, South Korea Development of environmental monitoring sensor using quartz crystal micro-balance Mol Cryst Liq Cryst Sci Tec A 1995, 267 405 Coon DR, Babb CW, Rechnitz GA*//*Univ Hawaii, Dept Chem, Hawaii Biosensor Lab, Honolulu, Hi 96822, USA Biomagnetic neurosensors. IV. Design and optimization for analytical use Anal Chem 1996, 68 (9) 1671
Biosensors & Bioelectronics Electroanal 1996, 8 (3) 248
Moane S, Rodriguez JRB, Ordieres AJM, Blanco PT*, Smyth MR// *Univ Oviedo, Dept Quim Fis & Analit, E33006 Oviedo, Spain Electrochemical behaviour of clenbuterol at nation-modified carbon-paste electrodes J Pharmaceut Biomed Anal 1996, 14 (1-2) 57 Mootha VK, French S, Balaban RS//NHLBI, Cardiac Energet Lab, Bethesda, Md 20892, USA Neutral carrier-based "Ca2+-selective" microelectrodes for the measurement of tetraphenylphosphonium Anal Biochem 1996, 236 (2) 327 Obtemperanskaya SI, Buzlanova MM, Karandi IV, Shakhid R, Kashin AN//MV Lomonosov State Univ, Dept Chem, Moscow 119899, Russia Potentiometric determination of some drugs and other physiologically active substances using a silver sulfide ionselective electrode JAnal Chem-Engl Tr 1996, 51 (4) 419 Pamidi PVA, Wang J// New Mexico State Univ, Dept Chem & Biochem, Las Cruces, NM 88003, USA Electrocatalysis and measurements of hydrazine compounds at glassy carbon electrodes coated with electropolymerized 3,4-dihydroxybenzaldehyde films Electroanal 1996, 8 (3) 244
Cosofret VV, Olson WW, Marzouk SAM, Erdosy M, Johnson TA, Buck RP// Univ Nth Carolina, Dept Chem, Chapel Hill, NC 27599, USA Calcium selective polymeric membranes for microfabricared sensor arrays Anal Lett 1996, 29 (5) 725
Pletcher D, Sotiropoulos S// Univ Southampton, Dept Chem, Southampton SO17 IBJ, England Towards a microelectrode sensor for the determination of oxygen in waters Anal Chim Acta 1996, 322 (1-2) 83
Deng ZP, Stone DC, Thompson M*//*Univ Toronto, Dept Chem, 80 St George St, Toronto, Ontario, Canada M5S 1AI Selective detection of aroma components by acoustic wave sensors coated with conducting polymer films Analyst 1996, 121 (5) 671
Satake H, Nakata K, Kaneshina S// Univ Tokushima, Ctr Cooperat Res, Minamijosanjima cho, Tokushima 770, Japan Tetraphenylborate-selective coated wire electrode based on tetraphenylborate-alkyltriphenylphosphonium derivatives Anal Left 1996, 29 (6) 879
Gomes MT, Duarte AC, Oliveira JP// Univ Aveiro, Dept Chem, P-3800 Aveiro, Portugal Study on the methodology for the quantification of carbon dioxide in wine using a quartz crystal microbalance Z Lebensmittel-Untersuch Fors 1996, 202 (4) 337
Surmann P, Peter B// Inst Pharm Humboldt Univ Berlin, Gothestr 54, D-13086 Berlin, Germany Investigation into electrochemical pretreatment of carbon fiber electrodes for the analysis of bamipine and imipramine Electroanal 1996, 8 (7) 692
Gomes MT, Rocha TA, Duarte AC, Oliveira JP//Address as above. Determination of sulfur dioxide in wine using a quartz crystal microbalance Anal Chem 1996, 68 (9) 1561 Ju HX, Dong L, Chen HY// Nanjing Univ, Dept Chem, Nanjing 210093, Peoples Rep China Electrochemical behaviour of toluidine blue O covalently modified microcylinder carbon tiber electrode and amperometric determination of hemoglobin in whole blood Anal Lett 1996, 29 (4) 587 Katsu T, Hanada N//Okayama Univ, Fac Pharmaceut Sci, Okayama 700, Japan Determination of cholinesterase in blood serum using a benzoate-selective membrane electrode made with heptyl-4trifluoroacetylbenzoate neutral carrier Anal Chim Acta 1996, 321 (1) 21 Lu W, Zhao HJ, Wallace GG// Univ Wollongong, Dept Chem, Northtields Ave, Wollongong, NSW 2522, Australia Detection of cytochrome c using a conducting polymer mediator containing electrode 1184
Wahr JA, Yun JH, Yang VC, Lee LM, Meyerhoff ME// Univ Michigan Hosp, Dept Anesthesiol, 1500 East Med Ctr Dr, Ann Arbor, Mi 48109, USA A new method of measuring heparin levels in whole blood by protamine titration using a heparin-responsive electrochemical sensor J Cardiothorac Vasc Anesth 1996, 10 (4) 447 Wang RG, Cai QY, Wei W, Nie LH, Yao SZ*// *Hunan Univ, Dept Chem & Chem Engn, Changsha 410082, Peoples Rep China Enzymic analysis of L-lactate dehydrogenase (LDH) with a surface acoustic wave impedance sensor and its application in the determination of LDH activity in human serum Anal Commun 1996, 33 (5) 163 Watson DI, Smythe A, Mangnall YF, Johnson AG//Royal Adelaide Hosp, Ctr Endoscop Surg, Dept Surg, Adelaide, SA 5000, Australia Detection of duodenal fluid in the oesophagus with a sodium ion selective electrode J Gastroenterol Hepatol 1996, 11 (5)486