Nature, Volume 260Sir Norman Lockyer Macmillan Journals Limited, 1976 - Electronic journals |
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Page 119
... blastula a d ..... ! dissociate cells e e e stage 8 C The capacity to express the nuclear genes necessary for gastrulation and organogenesis is stably altered , apparently independently of continued RNA synthesis ( as measured by ...
... blastula a d ..... ! dissociate cells e e e stage 8 C The capacity to express the nuclear genes necessary for gastrulation and organogenesis is stably altered , apparently independently of continued RNA synthesis ( as measured by ...
Page 122
... blastula and morula embryos of Lytechinus pictus were labelled for 60 min with H - uridine , and mesenchyme blastula embryos were labelled for 60 min with 14C - uridine . HnŔNA was prepared from a portion of each batch of embryos ...
... blastula and morula embryos of Lytechinus pictus were labelled for 60 min with H - uridine , and mesenchyme blastula embryos were labelled for 60 min with 14C - uridine . HnŔNA was prepared from a portion of each batch of embryos ...
Page 123
... blastula stages ( Fig . 1d and e ) the proportion of aHnRNA is con- siderably diminished , with the ẞHnRNA very much pre- dominant . The ratio of ßHnRNA to ɑHnRNA increases some 2-4 - fold during development from early to late blastula ...
... blastula stages ( Fig . 1d and e ) the proportion of aHnRNA is con- siderably diminished , with the ẞHnRNA very much pre- dominant . The ratio of ßHnRNA to ɑHnRNA increases some 2-4 - fold during development from early to late blastula ...
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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