Nature, Volume 260Sir Norman Lockyer Macmillan Journals Limited, 1976 |
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Página 112
... cytoplasm of the fertilised egg . These morpho- genetic substances are produced during oogenesis , stored in the egg cytoplasm and , after fertilisation , control the normal development of the zygote into the differentiated ...
... cytoplasm of the fertilised egg . These morpho- genetic substances are produced during oogenesis , stored in the egg cytoplasm and , after fertilisation , control the normal development of the zygote into the differentiated ...
Página 152
... cytoplasm - 2.66 and 2.67 times greater , respectively . When the nucleus - cytoplasm ( N - C ) grain density ratio is corrected for the different water content of the two com- partments ( N - C = 1.88 , ref . 1 ) , a ' H - sucrose ...
... cytoplasm - 2.66 and 2.67 times greater , respectively . When the nucleus - cytoplasm ( N - C ) grain density ratio is corrected for the different water content of the two com- partments ( N - C = 1.88 , ref . 1 ) , a ' H - sucrose ...
Página 322
... cytoplasm formed somewhat incomplete fertilis- ation membranes . They then cleaved and developed norm- ally . Next we investigated the changes in the maturation- inducing capacity of the cytoplasm of 1 - MA - treated oocytes as they ...
... cytoplasm formed somewhat incomplete fertilis- ation membranes . They then cleaved and developed norm- ally . Next we investigated the changes in the maturation- inducing capacity of the cytoplasm of 1 - MA - treated oocytes as they ...
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Acad accepted January acid activity adenylate cyclase animals antigen Applications are invited appointment assay axon basalts binding Biochem Biochemistry Biol Biology blastula brain Cancer cDNA cells chemical Chemistry chromosome coli concentration containing cultures cyclic AMP cytoplasm Department edit effect electron enzyme exconjugants exotoxin experience fibroblasts field ganglion gene genetic globin helper cells HnRNA human hybridisation increase incubated inhibition injected interferon Laboratory Lecturer London lymphocytes mechanism membrane ment mice molecular molecules mRNA muscle mutant natn Nature nerve neurones normal nuclear nucleotide observed obtained oocytes Physics Physiol plasmid potential Proc produced protein Reader Enquiry receptors referees region response reverse transcriptase ribosomes Salary samples Science sequences serum solar specific stimulation structure studies substantia nigra suggest surface synthesis Table tion tissue tRNA tumour University virus viruses vitro York