Properties of the blood-brain and blood-cerebrospinal fluid (CSF) barrier in the circumventricular organs of the diencephalic roof of teleosts Omura, Y., K. Horst-W., M. Oguri and A. Oksche 783
Structure and action of molluscan neuropeptides Kobayashi, M. and Y. Muneoka 801
Physiology
In vitro characteristics of K+ and Na+ induced melanophore responses in a cold ocean teleost, Pseudopleuronectes americanus Burton, D. and B.A. Everard 815
Diurnal structural changes in rhabdomeric microvilli of the compound eye in the blue crab, Callinectes sapidus (Communication) Toh, Y. 961
Serum and urine osmolyte concentrations during acculimation to various dilutions of seawater in the crab-eating frog, Rana cancrivora (Communication) Uchiyama, M., T. Ogasawara, T. Hirano, S. Kikuyama, Y. Sasayama and C. Oguro 967
Cell Biology
Effect of culture age on lipofuscin accumulation and creatine phosphokinase activity in spontaneously beating rat heart cells, and its modifications by tocopherol Devi, S. A., S. Kan and S. Kawashima 821
Biochemistry
Similarities between the primary structures of exogastrula-inducing peptides and peptide B purified from embryos of the sea urchin, Anthocidaris crassispina Suyemitsu, T., Y. Tonegawa and K. Ishihara 831
Developmental Biology
Comparative study of the influence of head and tail grafts on axial polarity in regeneration of the freshwater planarian Kurabuchi, S. and Y. Kishida 841
Changes in morphology buoyant density and protein composition in differentiation from the reproductive short form to the infectious long form of Holospora obtusa, a macronucleus-specific symbiont of the ciliate Paramecium caudatum Fujishima, M., K. Nagahara and Y. Kojima 849
The effect of glucose and phosphate on mouse two-cell embryos to develop in vitro (Communication) Aoki, K., M. Nakamura, H. Namiki, S. Okinaga and K. Arai 973
Reproductive Biology
Analysis of the contraction-inducing factor for gonadal smooth muscle contraction in sea urchin Takahashi, N., N. Sato, N. Ohtomo, A. Kondo, M. Takahashi and K. Kikuchi 861
Stress effects on late pregnancy in the flying-fox, Pteropus scapulats Dukelow, W.R., C.S.T. Pow, J.H. Kennedy 871
Endocrinology
Strain difference in nucleotide sequences of rat glycoprotein hormone subunit cDNAs and gene fragment Kato, Y., T. Ezashi, T. Hirai and T. Kato 879
Behavior Biology
Social condition influences sexual attractiveness of dominant male mice Hayashi, S. 889
Insemination-dependent modification of circadian activity of the mosquito, Culex pipiens pallens Chiba, Y., Y. Yamamoto, C. Shimizu, M. Zaitsu, M. Uki, M. Yoshii and K. Tomioka 895
Role of the medulary raphe nucleus in regulating sexual behaviors in female rats Yamanouchi, K. 907
Morphology
Apocrine gland of the infraorbital gland of the Japanese serow, Capricornis crispus Atoji, Y. and Y. Suzuki 913
Structural and carbohydrate histochemical aspects of the snout skin of the opossum, Didelphis virginiana Kerr Meyer, W. and A. Tsukise 923
Taxonomy
Trematodes of the genus Orientocreadium (Digenea: Orientocreadiidae) from freshwater fishes of Japan Shimazu, T. 933
Dracoderidae, a new family of the cyclorhagid Kinorhyncha from the Inland Sea of Japan Higgins, R.P. and Y. Shirayama 939
Systematic position of Stephanella hina (Bryozoa: Phylactolaemata), with special reference to the budding site and the attachment of sessoblasts Mukai, H. 947
A new species of the genus Paramoera (Crustacea: Amphipoda) from the intertidal zone of Hokkaido, northern Japan Hirayama, A. 955
A new species of Ramusella (Acari: Oribatei) from Japan Ohkubo, N. 979
Lasioglossum blackstoni sp. nov., the northernmost representative of the palaeotropical subgenus Ctenonomia (Insecta, Hymenoptera, Halictidae) Sakagami, S.F. and M. Munakata 985
