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Contents vol. 70 (1980)
399
Mutation Research, 70 (1980) 399--402 © Elsevier/North-Holland Biomedical Press
CONTENTS VOLUME 70 (1980) Reactivation of herpes simplex virus in a cell line inducible for simian virus 40 synthesis by Glen B. Zamansky, Lawrence F. Kleinman, Paul H. Black and Joan C. Kaplan (Boston, MA, U.S.A.) (Rec'd 17 Oct. 1979) . . . . . . . . . . . . . . . . . Mutagenic specificity of N4-hydroxycytidine by Ewa Sledziewska and Celina Janion (Warszawa, Poland) (Rec'd 26 Aug. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Mutagenesis by photoaffinity labeling using selected azidofluorenes by Brenda R. Brown, Lerena W. Yielding and William E. White Jr. (Birmingham, AL, U.S.A.) (Rec'd 24 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . Biochemical analysis of damage induced in yeast by formaldehyde III. Repair of induced cross-links between DNA and proteins in the wild-type and in excision-deficient strains by Nieve Magafia-Schwencke and Ethel Moustacchi (Orsay, France) (Rec'd 13 Sep. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Genetic analysis of 9'-ray mutagenesis in yeast III. Double-mutant strains by Richard H. McKee and Christopher W. Lawrence (Rochester, NY, U.S.A.) (Rec'd 12 Sep. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The influence of X-rays on reproduction in Pseudeucoila bochei (Hymenoptera, Cynipidae), a parasite of Drosophila melanogaster by F.A. Veerkamp (Leiden, The Netherlands) (Rec'd 17 Oct. 1979) . . . . . . . Chromosomal radiosensitivity of human leucocytes in relation to sampling time by Paul P.W. van Buul and A.T. Natarajan (Leiden, The Netherlands) (Rec'd 2 Aug. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Induction of an error-prone mode of DNA repair in UV-irradiated monkey kidney cells by Alain Sarasin and Annie Benoit (Villejuif, France) (Rec'd 1 Aug. 1979) . . DNA repair and survival in UV-irradiated chicken-embryo fibroblasts by M.H. Wade and P.H.M. Lohman (Rijswijk, The Netherlands) (Rec'd 8 Aug. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Evidence of a threshold X-ray dose for sensitizing stem-cell spermatogonia of the mouse to the induction of chromosomal translocations by a second larger one by Paul P.W. van Buul and A. L~onard (Leiden, The Netherlands, and Mol, Belgium) (Rec'd 10 Sep. 1979) . . . . . . . . . . . . . . . . . . . . . .......... Inducibility of somatic colour and white spots in the mammalian spot test Examination with, and experience in using, cyclophosphamide R s.c. by Sandor Peter (Budapest, Hungary) (Ree'd 26 June 1979) . . . . . . . . . . . . Chemically-induced transmissible abnormalities in sperm-head shape by J.C. Topham (Macclesfield. Ches., Great Britain) (Rec'd 2 Oct. 1979) . . . Cytogenetic analysis of peripheral lymphocytes in workers occupationally exposed to epichlorohydrin by R.J. ~r~m, Z. Zudov~i and N.P. Kuleshov (Prague and 0 s t f n.L., Czechoslovakia, and Moscow, U.S.S.R.) (Rec'd 10 Oct. 1979) . . . . . . . . . . . . . . .
1--9
11--16
17--27
29--35
37--48
49--59
61--69
71--81
83--93
95--101
103--108 109--114
15--120
400 Induction of dumpy mutations in female germ cells of Drosophila melanogaster by ethyl methanesulphonate by E. Inagaki, M. Uchibori, K. Fujikawa, T. Miyamoto and K. Sankaranarayanan (Hiroshima and Takamatsu, Japan, and Leiden, The Netherlands) (Rec'd 28 Sep. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cell cycle kinetics of PHA-stimulated muntjac lymphocytes (in vitro) II. Effect of different concentrations of BrdU on cell-cycle progression by Mercy Jacob, Rajiva Raman and T. Sharma (Varanasi, India) (Rec'd 16 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Participation of bacteriophage T4 gene 41 in replication repair by Marinus Cupido, J. Grimbergen and B. de Groot (Leiden, The Netherlands) (Rec'd 6 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Repair and mutagenesis of herpes simplex virus in UV-irradiated monkey cells by C. David Lytle, Janice G. Goddard and Chen-ho Lin (Rockville, MD, U.S.A.) (Rec'd 15 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Effects of sodium arsenite on single-strand DNA break formation and postreplication repair in E. coli following UV irradiation by Kenneth Fong, Frank Lee and Richard Bockrath (Indianapolis, IN, and Angeles, CA, U.S.A.) (Rec'd 27 Aug. 1979) . . . . . . . . . . . . . . . . . . . . . . . Lack of SOS repair in Streptococcus pneumoniae by A.M. Gasc, N. Sicard, J.P. Claverys and A.M. Sicard (Toulouse, France) (Rec'd 8 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Natulan, a bacterial mutagen requiring complex mammalian metabolic activation by A.K. Solt and S. Neale (London, Great Britain) (Rec'd 4 Dec. 1979) . . . . Mutagenicity of 1-fluoro-2,4-dinitrobenzene is affected by bacterial glutathione by Karl-Heinz Summer and Waltraud GSggelmann (Neuherberg, West Germany) (Rec'd 30 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Effects of pH on the mutagenicity of sodium azide in Neurospora crassa and
121--125
127--130
131--138
139--149
151--156
157--165 167--171
173--178
Salmonella typhimurium by Craig R. Tomlinson (Normal, IL, U.S.A.) (Rec'd 28 June 1979) . . . . . . . Effects of caffeine on the frequencies and location of chemically induced chromatid aberrations in barley by H. Nicoloff, K.I. Gecheff and L. Stoilov .(Sofia, Bulgaria) (Rec'd 12 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The effects of short- and long-term exposure of chick embryos to neutral red on the frequency of sister-chromatid exchange by Judith Byrnes and Stephen E. Bloom (Ithaca, NY, U.S.A.) (Rec'd 21 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Modified genetic response to X-irradiation of mouse spermatogonial stdm cells surviving treatment with TEM by B.M. Cattanach and A.J.M. Crocker (Harwell, Didcot, Oxon, Great Britain) (Rec'd 27 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ploidy dependence of induced mutation frequency in transformed Syrian hamster cells by David W. Morry and Paul O.P. Ts'o (Baltimore, MD, U.S.A.) (Rec'd 8 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Survival, DNA synthesis and ribosomal RNA transcription in monkey kidney cells treated by formaldehyde by S. Nocentini, G. Moreno and J. Coppey (Paris, France) (Rec'd 22 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Abnormal sensitivity of diploid skin fibroblasts from a family with Gardner's syndrome to the lethal effects of X-irradiation, ultraviolet light and mitomycin-C by John B. Little, John Nove and Ralph R. Weichselbaum (Boston, MA, U.S.A.) (Rec'd 27 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cytotoxic versus mutagenic effect of ethyl methanesulfonate on Paramecium
179--191
193--201
203--210
211--220
221--229
231--240
241--250
tetraurelia by Jean Cohen (Gif-sur-Yvette, France) (Rec'd 15 Nov. 1979)
..........
251--254
401 The effect of combination treatments of Drosophila males with trenimon and X-rays on the frequencies of recovered translocations by F.H. Sobels (Leiden, The Netherlands) (Rec'd 5 Nov. 1979) . . . . . . . . . . Announcements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Involvement of the L-cysteine biosynthetic pathway in azide-induced mutagenesis in Salmonella typhimurium by Zygmunt Ciesqa, Marcin Filutowicz and Tadeusz K~opotowski (Warszawa, Poland) (Rec'd 3 Dec. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Glutathione and glutathione S-transferases in the Salmonella mammalian-microsome mutagenicity test by Karl-Heinz Summer, Waltraud GSggelmann and Helmut Greim (Neuherberg, Germany) (Rec'd 16 Aug. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . The activity of S9-1iver fractions from seven species in the Salmonella/mammalianmicrosome mutagenicity test by D. Miiller, J. Nelles, E. Deparade and P. Arni (Basle, Switzlerland) (Rec'd 17 Dec. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The effect of caffeine on repair in Chlamydomonas reinhardtii I. Enhancement of recombination repair by Howard Rosen, Morris M. Rehn and Barbara A. Johnson (Los Angeles, CA, U.S.A.) (Rec'd 2 Jan. 1980) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The effect of caffeine on repair in Chlamydomonas reinhardtii II. Interaction of repair systems by Michelle D. Portney and Howard Rosen (Los Angeles, CA, U.S.A.) (Rec'd 2 Jan. 1980) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Relationship of DNA repair to chromosome aberrations, sister-chromatid exchanges and survival during liquid-holding recovery in X-irradiated mammalian cells by A.J. Fornace Jr., H. Nagasawa and J.B. Little (Boston, MA, U.S.A.) (Rec'd 4 Dec. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A replication model for sister-chromatid exchange by Robert B. Painter (San Francisco, CA, U.S.A.) (Rec'd 2 Jan. 1980) . . . . . Frequencies of sister-chromatid exchanges in relation to cell kinetics in lymphocyte cultures by E. Giulotto, A. Mottura, R. Giorgi, L. de Carli and F. Nuzzo (Pavia and Milan, Italy) (Rec'd 9 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The synergistic effects of SV40 and BUdR on induction of gene mutations and chromosomal aberrations in Chinese hamster cells by Nina B. Varshaver, Marina I. Marshak, Ludmila V. Gorbunova, Lubov L. Lukash and N.I. Shapiro (Moscow and Kiev, U.S.S.R.) (Rec'd 10 Oct. 1979) Comparison of toxicity and mutagenicity of methylnitrosourea, methylnitronitrosoguanidine and ICR-191 among human lymphoblast lines by Saul A. Slapikoff, Barbara M. Andon and William G. Thilly (Medford, MA, and Cambridge, MA, U.S.A.) (Rec'd 21 Dec. 1979) . . . . . . . . . . . . . . . . . . Repair of DNA damage after exposure to 4-nitroquinoline-l-oxide in heterokaryons derived from xeroderma pigmentosum cells by B. Zelle and D. Bootsma (Rotterdam and Rijswijk, ZH, The Netherlands) (Rec'd 5 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The effect of hydroxyurea and mitomycin C on sperm motility in mice by Gyula Ficsor and Leonard C. Ginsberg (Kalamazoo, MI, U.S.A.) (Rec'd 3 Jan. 1980) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Aphidicolin allows a rapid and simple evaluation of DNA-repair synthesis in damaged human cells by Guido Pedrali-Noy and Silvio Spadari (Pavia, Italy) (Rec'd 5 Oct. 1979) . . Effect of ascorbic acid on in vitro mutagenicity and in vivo covalent binding of N-hydroxy-2-acetylaminofluorenein the rat by S.S. Thorgeirsson, S. Sakai and P.J. Wirth (Bethesda, MD, U.S.A.) (Rec'd 19 Dec. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
255--256 257--259
261--268
269--278
279--300
301--309
31.1--321
323--336 337--341
343--350
351--364
365--371
373--381
383--387
389--394
395--398
402
Contents,
Vol. 70 (1980)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
• 399--402
Author Index,
Vol. 70 (1980)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
403
Subject Index,
Vol. 70 (1980)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
405--408
Mutation Research, 70 (1980) 399--402 © Elsevier/North-Holland Biomedical Press
CONTENTS VOLUME 70 (1980) Reactivation of herpes simplex virus in a cell line inducible for simian virus 40 synthesis by Glen B. Zamansky, Lawrence F. Kleinman, Paul H. Black and Joan C. Kaplan (Boston, MA, U.S.A.) (Rec'd 17 Oct. 1979) . . . . . . . . . . . . . . . . . Mutagenic specificity of N4-hydroxycytidine by Ewa Sledziewska and Celina Janion (Warszawa, Poland) (Rec'd 26 Aug. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Mutagenesis by photoaffinity labeling using selected azidofluorenes by Brenda R. Brown, Lerena W. Yielding and William E. White Jr. (Birmingham, AL, U.S.A.) (Rec'd 24 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . Biochemical analysis of damage induced in yeast by formaldehyde III. Repair of induced cross-links between DNA and proteins in the wild-type and in excision-deficient strains by Nieve Magafia-Schwencke and Ethel Moustacchi (Orsay, France) (Rec'd 13 Sep. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Genetic analysis of 9'-ray mutagenesis in yeast III. Double-mutant strains by Richard H. McKee and Christopher W. Lawrence (Rochester, NY, U.S.A.) (Rec'd 12 Sep. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The influence of X-rays on reproduction in Pseudeucoila bochei (Hymenoptera, Cynipidae), a parasite of Drosophila melanogaster by F.A. Veerkamp (Leiden, The Netherlands) (Rec'd 17 Oct. 1979) . . . . . . . Chromosomal radiosensitivity of human leucocytes in relation to sampling time by Paul P.W. van Buul and A.T. Natarajan (Leiden, The Netherlands) (Rec'd 2 Aug. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Induction of an error-prone mode of DNA repair in UV-irradiated monkey kidney cells by Alain Sarasin and Annie Benoit (Villejuif, France) (Rec'd 1 Aug. 1979) . . DNA repair and survival in UV-irradiated chicken-embryo fibroblasts by M.H. Wade and P.H.M. Lohman (Rijswijk, The Netherlands) (Rec'd 8 Aug. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Evidence of a threshold X-ray dose for sensitizing stem-cell spermatogonia of the mouse to the induction of chromosomal translocations by a second larger one by Paul P.W. van Buul and A. L~onard (Leiden, The Netherlands, and Mol, Belgium) (Rec'd 10 Sep. 1979) . . . . . . . . . . . . . . . . . . . . . .......... Inducibility of somatic colour and white spots in the mammalian spot test Examination with, and experience in using, cyclophosphamide R s.c. by Sandor Peter (Budapest, Hungary) (Ree'd 26 June 1979) . . . . . . . . . . . . Chemically-induced transmissible abnormalities in sperm-head shape by J.C. Topham (Macclesfield. Ches., Great Britain) (Rec'd 2 Oct. 1979) . . . Cytogenetic analysis of peripheral lymphocytes in workers occupationally exposed to epichlorohydrin by R.J. ~r~m, Z. Zudov~i and N.P. Kuleshov (Prague and 0 s t f n.L., Czechoslovakia, and Moscow, U.S.S.R.) (Rec'd 10 Oct. 1979) . . . . . . . . . . . . . . .
1--9
11--16
17--27
29--35
37--48
49--59
61--69
71--81
83--93
95--101
103--108 109--114
15--120
400 Induction of dumpy mutations in female germ cells of Drosophila melanogaster by ethyl methanesulphonate by E. Inagaki, M. Uchibori, K. Fujikawa, T. Miyamoto and K. Sankaranarayanan (Hiroshima and Takamatsu, Japan, and Leiden, The Netherlands) (Rec'd 28 Sep. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cell cycle kinetics of PHA-stimulated muntjac lymphocytes (in vitro) II. Effect of different concentrations of BrdU on cell-cycle progression by Mercy Jacob, Rajiva Raman and T. Sharma (Varanasi, India) (Rec'd 16 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Participation of bacteriophage T4 gene 41 in replication repair by Marinus Cupido, J. Grimbergen and B. de Groot (Leiden, The Netherlands) (Rec'd 6 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Repair and mutagenesis of herpes simplex virus in UV-irradiated monkey cells by C. David Lytle, Janice G. Goddard and Chen-ho Lin (Rockville, MD, U.S.A.) (Rec'd 15 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Effects of sodium arsenite on single-strand DNA break formation and postreplication repair in E. coli following UV irradiation by Kenneth Fong, Frank Lee and Richard Bockrath (Indianapolis, IN, and Angeles, CA, U.S.A.) (Rec'd 27 Aug. 1979) . . . . . . . . . . . . . . . . . . . . . . . Lack of SOS repair in Streptococcus pneumoniae by A.M. Gasc, N. Sicard, J.P. Claverys and A.M. Sicard (Toulouse, France) (Rec'd 8 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Natulan, a bacterial mutagen requiring complex mammalian metabolic activation by A.K. Solt and S. Neale (London, Great Britain) (Rec'd 4 Dec. 1979) . . . . Mutagenicity of 1-fluoro-2,4-dinitrobenzene is affected by bacterial glutathione by Karl-Heinz Summer and Waltraud GSggelmann (Neuherberg, West Germany) (Rec'd 30 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Effects of pH on the mutagenicity of sodium azide in Neurospora crassa and
121--125
127--130
131--138
139--149
151--156
157--165 167--171
173--178
Salmonella typhimurium by Craig R. Tomlinson (Normal, IL, U.S.A.) (Rec'd 28 June 1979) . . . . . . . Effects of caffeine on the frequencies and location of chemically induced chromatid aberrations in barley by H. Nicoloff, K.I. Gecheff and L. Stoilov .(Sofia, Bulgaria) (Rec'd 12 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The effects of short- and long-term exposure of chick embryos to neutral red on the frequency of sister-chromatid exchange by Judith Byrnes and Stephen E. Bloom (Ithaca, NY, U.S.A.) (Rec'd 21 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Modified genetic response to X-irradiation of mouse spermatogonial stdm cells surviving treatment with TEM by B.M. Cattanach and A.J.M. Crocker (Harwell, Didcot, Oxon, Great Britain) (Rec'd 27 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ploidy dependence of induced mutation frequency in transformed Syrian hamster cells by David W. Morry and Paul O.P. Ts'o (Baltimore, MD, U.S.A.) (Rec'd 8 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Survival, DNA synthesis and ribosomal RNA transcription in monkey kidney cells treated by formaldehyde by S. Nocentini, G. Moreno and J. Coppey (Paris, France) (Rec'd 22 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Abnormal sensitivity of diploid skin fibroblasts from a family with Gardner's syndrome to the lethal effects of X-irradiation, ultraviolet light and mitomycin-C by John B. Little, John Nove and Ralph R. Weichselbaum (Boston, MA, U.S.A.) (Rec'd 27 Nov. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cytotoxic versus mutagenic effect of ethyl methanesulfonate on Paramecium
179--191
193--201
203--210
211--220
221--229
231--240
241--250
tetraurelia by Jean Cohen (Gif-sur-Yvette, France) (Rec'd 15 Nov. 1979)
..........
251--254
401 The effect of combination treatments of Drosophila males with trenimon and X-rays on the frequencies of recovered translocations by F.H. Sobels (Leiden, The Netherlands) (Rec'd 5 Nov. 1979) . . . . . . . . . . Announcements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Involvement of the L-cysteine biosynthetic pathway in azide-induced mutagenesis in Salmonella typhimurium by Zygmunt Ciesqa, Marcin Filutowicz and Tadeusz K~opotowski (Warszawa, Poland) (Rec'd 3 Dec. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Glutathione and glutathione S-transferases in the Salmonella mammalian-microsome mutagenicity test by Karl-Heinz Summer, Waltraud GSggelmann and Helmut Greim (Neuherberg, Germany) (Rec'd 16 Aug. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . The activity of S9-1iver fractions from seven species in the Salmonella/mammalianmicrosome mutagenicity test by D. Miiller, J. Nelles, E. Deparade and P. Arni (Basle, Switzlerland) (Rec'd 17 Dec. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The effect of caffeine on repair in Chlamydomonas reinhardtii I. Enhancement of recombination repair by Howard Rosen, Morris M. Rehn and Barbara A. Johnson (Los Angeles, CA, U.S.A.) (Rec'd 2 Jan. 1980) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The effect of caffeine on repair in Chlamydomonas reinhardtii II. Interaction of repair systems by Michelle D. Portney and Howard Rosen (Los Angeles, CA, U.S.A.) (Rec'd 2 Jan. 1980) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Relationship of DNA repair to chromosome aberrations, sister-chromatid exchanges and survival during liquid-holding recovery in X-irradiated mammalian cells by A.J. Fornace Jr., H. Nagasawa and J.B. Little (Boston, MA, U.S.A.) (Rec'd 4 Dec. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A replication model for sister-chromatid exchange by Robert B. Painter (San Francisco, CA, U.S.A.) (Rec'd 2 Jan. 1980) . . . . . Frequencies of sister-chromatid exchanges in relation to cell kinetics in lymphocyte cultures by E. Giulotto, A. Mottura, R. Giorgi, L. de Carli and F. Nuzzo (Pavia and Milan, Italy) (Rec'd 9 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The synergistic effects of SV40 and BUdR on induction of gene mutations and chromosomal aberrations in Chinese hamster cells by Nina B. Varshaver, Marina I. Marshak, Ludmila V. Gorbunova, Lubov L. Lukash and N.I. Shapiro (Moscow and Kiev, U.S.S.R.) (Rec'd 10 Oct. 1979) Comparison of toxicity and mutagenicity of methylnitrosourea, methylnitronitrosoguanidine and ICR-191 among human lymphoblast lines by Saul A. Slapikoff, Barbara M. Andon and William G. Thilly (Medford, MA, and Cambridge, MA, U.S.A.) (Rec'd 21 Dec. 1979) . . . . . . . . . . . . . . . . . . Repair of DNA damage after exposure to 4-nitroquinoline-l-oxide in heterokaryons derived from xeroderma pigmentosum cells by B. Zelle and D. Bootsma (Rotterdam and Rijswijk, ZH, The Netherlands) (Rec'd 5 Oct. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The effect of hydroxyurea and mitomycin C on sperm motility in mice by Gyula Ficsor and Leonard C. Ginsberg (Kalamazoo, MI, U.S.A.) (Rec'd 3 Jan. 1980) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Aphidicolin allows a rapid and simple evaluation of DNA-repair synthesis in damaged human cells by Guido Pedrali-Noy and Silvio Spadari (Pavia, Italy) (Rec'd 5 Oct. 1979) . . Effect of ascorbic acid on in vitro mutagenicity and in vivo covalent binding of N-hydroxy-2-acetylaminofluorenein the rat by S.S. Thorgeirsson, S. Sakai and P.J. Wirth (Bethesda, MD, U.S.A.) (Rec'd 19 Dec. 1979) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
255--256 257--259
261--268
269--278
279--300
301--309
31.1--321
323--336 337--341
343--350
351--364
365--371
373--381
383--387
389--394
395--398
402
Contents,
Vol. 70 (1980)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
• 399--402
Author Index,
Vol. 70 (1980)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
403
Subject Index,
Vol. 70 (1980)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
405--408