Journal of

CELL SCIENCEVolume 31 June 1978

page 1 Burgoyne, Leigh A.. Skinner, Jennifer D. and Marshall, Alistair. Analysis of thepenetrable space within the nucleus

13 Keiding, J. and Andersen. H. A. Regulation of ribosomal RNA synthesis inTetrahymena pyrrformis

25 Gillott, Marcelle A. and Triemer. Richard E. The ultrastructure of cell division inEuglena gracilis

37 Heywood, Peter. Ultrastructure of mitosis in the chloromonadophycean alga Vacuolariavirascens

53 Oakley. Berl R. and Heath. I. B. The arrangement of microtubules in serially sectionedspindles of the alga Cryptomonas

71 Jagadish. M. N. and Carter. B. L. A. Effects of temperature and nutritional conditions onthe mitotic cell cycle of Saccharomyces cerevisiae

79 Mirre. C. and Stahl, A. Ultrastructure and activity of the nucleolar organizer in the mouseoocyte during meiotic prophase

101 Cardasis. Constance A., Schuel. Herbert and Herman, Lawrence. Ultrastructurallocalization of calcium in unfertilized sea-urchin eggs

117 Masui, Y., Forer, A. and Z immerman, A. M. Induction of cleavage in nucleated andenucleated frog eggs by injection of isolated sea-urchin mitotic apparatus

137 Fii l , Annelise. Follicle cell bridges in the mosquito ovary: syncytia formation and bridgemorphology

145 Jones, R. Theresa. The blood/germ cell barrier in male Schistocerca gregaria: the time ofits establishment and factors affecting its formation

165 Grasso. Joseph A., Sullivan, Albert L. and Chan, Sai-Chung. Studies of the endo-plasmic reticulum and plasma membrane-bound ribosomes in erythropoietic cells

179 Hossler, Fred E., Sarras, Michael P. and Barrnett. Russell J. Ouabain bindingduring plasma membrane biogenesis in duck salt gland

199 Berg. N. B. Sulphate metabolism in the exocnne pancreas. II. The production of sulphatedmacromolecules by the mouse exocrine pancreas

213 Heywood. Peter. Osmoregulation in the alga Vacuolaria virescens. Structure of thecontractile vacuole and the nature of its association with the Golgi apparatus

225 Nishimura. M. and Ueda. K. Effect of ultraviolet or laser light irradiation on the growthof Micrastenas thomasiana

233 Darmon, Michel, Barra, Jacqueline and Brachet, Philippe. The role of phospho-diesterase in aggregation of Dictyostelium discoideum

245 Folger, R.. Weiss. L.. Glaves. 0. . Subjeck. J. R. and Harlos. J. P. Translationalmovements of macrophages through media of different viscosities

259 Aufderheide, Karl J. Genetic aspects of intracellular motility: cortical localization andinsertion of trichocysts in Paramecium tetraurelia

275 Flint, O. P. and Ede, D. A. Cell interactions in the developing somite; in vivo comparisonsbetween amputated (am/am) and normal mouse embryos

293 Tickle. C . Crawlay, A. and Goodman. M. Cell movement and the mechanism ofinv8siveness: a survey of the behaviour of some normal and malignant cells implanted intothe developing chick wing bud

323 Stamatoglou, S. C. and Marshall, C. J. Ruthenium red-positive surface layer, extra-cellular filamentous material and intercellular junctions in hybrids between tumour and normalcells: abundant gap junctions correlate with density-dependent inhibition of growth

341 Miettinen. A., Virtanen, I. and Linder, E. Cellular actin and junction formation duringreaggregation of adult rat hepatocytes into epithelial cell sheets

355 Van der Schueren, B.. Cassiman, J. J. and Van den Berghe, H. Modulation of theeffect of colchicine and cytochalasin B on fibroblast aggregates by the substratum

369 Trotter. John A.. Foerder, Beverly A. and Keller, John M. Intracellular fibres incultured cells: analysis by scanning and transmission electron microscopy and by SDS-poiyacrylamide gel electrophoresis

393 Small. J. V. and Calis, J. E. Direct visualization of the 10-nm (100-A)-filament networkin whole and enucleated cultured cells

411 Yerna. Marie-Jeanne, Aksoy, Mark O., Hartshorne, David J. and Goldman,Robert O. BHK21 myosin: isolation, biochemical characterization and intracellularlocalization

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