Calendar: 1972-1973 Page 492

cx Annual Report of the Delegacy Levine Υ and Wilkins Μ 'The structure of oriented lipid bilayers Nature New Biology 230 69 1971 McClare 'Chemical machines Maxwell's demon and living organisms theor Biol 30 1971 'An accurate and convenient organic phosphorus assay Analyt Biochem 39 527 1971 Morris Μ and Gould 'Reinitiation of RNA synthesis on transcription of chromatin DNA by Escherichia coli RNA polymerase Proc tiatn Acad Sci 68 481 1971 O'Brien Bennett and Hanson Optical diffraction studies of myofibrillar structure Phil Trans Soc 261 201 1971 Pelc 'Metabolic DNA and the problem of ageing Exp Gerontol 217 1970 Pelc and Harris 'Incorporation of 3H thymidine into the spleens of intact mice during the immune response to sheep erythrocytes SRC Immunology 19 865 1970 Pinder and Gratzer 'On the basis of specific fragmentation of ribonucleic acid by nucleases Biochemistry 4519 1970 Rome Elliott and Spencer Ά type of contraction hypothesis applicable to all muscles Nature 226 417 1970 Spencer Venable Jr and Ward 'Low-angle X-ray diffraction maxima from ribosomes Biochim biophys Acta 209 493 197 Wilkins Μ Blaurock and Engelman 'X-ray diffraction from membrane dispersions bilayer structure in mem- branes Nature New Biology 230 72 1971 Williams and Gratzer 'Limitations of the detergent-polyacrylamide gel electrophoresis method for molecular weight determination of proteins Chromat 57 121 1971 DEPARTMENT OF BOTANY Bradbeer 'Plastid development in primary leaves of Phaseolus vulgaris The effects of short light treatments on dark grown plants exp Bot 22 382-90 1971 'The biosynthesis of the enzymes of the photosynthetic carbon cycle