Nature, Količina 260Sir Norman Lockyer Macmillan Journals Limited, 1976 |
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Zadetki 1–3 od 76
Stran 122
... prepared from mixed and unmixed lysates of embryos at various stages Early 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 ...
... prepared from mixed and unmixed lysates of embryos at various stages Early 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 ...
Stran 220
... prepared . Although all the hybrids are more soluble than deoxy- haemoglobin S , the individual differences between these molecules make it possible to evaluate several regions on the a chains for intermolecular contacts in the ...
... prepared . Although all the hybrids are more soluble than deoxy- haemoglobin S , the individual differences between these molecules make it possible to evaluate several regions on the a chains for intermolecular contacts in the ...
Stran 223
... prepared by the procedure described and EcoRI was prepared by the method of Yoshimori16 . mColE1 DNA ( 20 μg ) was digested with EcoRI ( the quantity of enzyme necessary was previously determined by digestion of λ phage DNA ) in 100 μl ...
... prepared by the procedure described and EcoRI was prepared by the method of Yoshimori16 . mColE1 DNA ( 20 μg ) was digested with EcoRI ( the quantity of enzyme necessary was previously determined by digestion of λ phage DNA ) in 100 μl ...
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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