{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,13]],"date-time":"2026-02-13T18:47:44Z","timestamp":1771008464648,"version":"3.50.1"},"reference-count":10,"publisher":"Springer Science and Business Media LLC","issue":"4993","license":[{"start":{"date-parts":[[1965,7,1]],"date-time":"1965-07-01T00:00:00Z","timestamp":-142128000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Nature"],"published-print":{"date-parts":[[1965,7]]},"DOI":"10.1038\/207176a0","type":"journal-article","created":{"date-parts":[[2006,7,5]],"date-time":"2006-07-05T22:12:11Z","timestamp":1152137531000},"page":"176-177","source":"Crossref","is-referenced-by-count":123,"title":["Variations in Phosphokinase Activities During the Cell Cycle in Synchronous Populations of HeLa Cells"],"prefix":"10.1038","volume":"207","author":[{"given":"T. P.","family":"BRENT","sequence":"first","affiliation":[]},{"given":"J. A. V.","family":"BUTLER","sequence":"additional","affiliation":[]},{"given":"A. R.","family":"CRATHORN","sequence":"additional","affiliation":[]}],"member":"297","reference":[{"key":"BF207176a0_CR1","doi-asserted-by":"crossref","first-page":"341","DOI":"10.1016\/0005-2787(65)90498-3","volume":"85","author":"DJ Cummings","year":"1965","unstructured":"Cummings, D. J., Biochim. Biophys. Acta, 85, 341 (1965).","journal-title":"Biochim. Biophys. Acta"},{"key":"BF207176a0_CR2","doi-asserted-by":"crossref","first-page":"518","DOI":"10.1042\/bj0940518","volume":"94","author":"MJ Grav","year":"1965","unstructured":"Grav, M. J., and Smellie, R. M. S., Biochem. J., 94, 518 (1965).","journal-title":"Biochem. J."},{"key":"BF207176a0_CR3","first-page":"728","volume":"61","author":"PA Bianchi","year":"1962","unstructured":"Bianchi, P. A., Crathorn, A. R., and Shooter, K. V., Biochim. Biophys. Acta, 61, 728 (1962).","journal-title":"Biochim. Biophys. Acta"},{"key":"BF207176a0_CR4","first-page":"441","volume-title":"Synchrony in Cell Division and Growth","author":"AA Newton","year":"1964","unstructured":"Newton, A. A., Synchrony in Cell Division and Growth, edit. by Zeuthen, E., 441 (John Wiley, London, 1964)."},{"key":"BF207176a0_CR5","doi-asserted-by":"crossref","first-page":"1153","DOI":"10.1126\/science.144.3622.1152","volume":"144","author":"E Robbins","year":"1964","unstructured":"Robbins, E., and Marcus, P. I., Science, 144, 1153 (1964).","journal-title":"Science"},{"key":"BF207176a0_CR6","doi-asserted-by":"crossref","first-page":"405","DOI":"10.1016\/0042-6822(58)90091-6","volume":"6","author":"PI Marcus","year":"1958","unstructured":"Marcus, P. I., and Puck, T. T., Virology, 6, 405 (1958).","journal-title":"Virology"},{"key":"BF207176a0_CR7","doi-asserted-by":"crossref","first-page":"344","DOI":"10.1016\/0014-4827(63)90306-9","volume":"30","author":"T Terasima","year":"1963","unstructured":"Terasima, T., and Tolmach, L. J., Exp. Cell Res., 30, 344 (1963).","journal-title":"Exp. Cell Res."},{"key":"BF207176a0_CR8","doi-asserted-by":"crossref","first-page":"123","DOI":"10.1016\/0006-3002(61)90799-5","volume":"53","author":"PA Bianchi","year":"1961","unstructured":"Bianchi, P. A., Butler, J. A. V., Crathorn, A. R., and Shooter, K. V., Biochim. Biophys. Acta, 53, 123 (1961).","journal-title":"Biochim. Biophys. Acta"},{"key":"BF207176a0_CR9","unstructured":"Mazia, D., Symp. Macromolecular Aspects of the Cell Cycle, Oak Ridge, Tennessee, 123 (Wistar Institute, Philadelphia, 1963)."},{"key":"BF207176a0_CR10","first-page":"141","volume-title":"Acidi nucleici e lore funzione biologica","author":"KV Shooter","year":"1964","unstructured":"Shooter, K. V., Acidi nucleici e lore funzione biologica, 141 (Istituto Lombardo: Fondazione Baselli, 1964)."}],"container-title":["Nature"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/www.nature.com\/articles\/207176a0","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/www.nature.com\/articles\/207176a0.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/www.nature.com\/articles\/207176a0.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,12,2]],"date-time":"2021-12-02T00:44:39Z","timestamp":1638405879000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.nature.com\/articles\/207176a0"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1965,7]]},"references-count":10,"journal-issue":{"issue":"4993","published-print":{"date-parts":[[1965,7]]}},"alternative-id":["BF207176a0"],"URL":"https:\/\/doi.org\/10.1038\/207176a0","relation":{},"ISSN":["0028-0836","1476-4687"],"issn-type":[{"value":"0028-0836","type":"print"},{"value":"1476-4687","type":"electronic"}],"subject":[],"published":{"date-parts":[[1965,7]]}}}