{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,20]],"date-time":"2026-05-20T07:40:02Z","timestamp":1779262802528,"version":"3.51.4"},"reference-count":42,"publisher":"Elsevier BV","issue":"1","license":[{"start":{"date-parts":[[1973,9,1]],"date-time":"1973-09-01T00:00:00Z","timestamp":115689600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Developmental Biology"],"published-print":{"date-parts":[[1973,9]]},"DOI":"10.1016\/0012-1606(73)90342-4","type":"journal-article","created":{"date-parts":[[2004,12,13]],"date-time":"2004-12-13T17:55:06Z","timestamp":1102960506000},"page":"106-118","source":"Crossref","is-referenced-by-count":62,"title":["Quantitative and qualitative analysis of RNA synthesis in stage 6 and stage 4 oocytes of Xenopus laevis"],"prefix":"10.1016","volume":"34","author":[{"given":"Michael J.","family":"LaMarca","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"L.Dennis","family":"Smith","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marjorie C.","family":"Strobel","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/0012-1606(73)90342-4_BIB1","series-title":"Cell Differentiation, Ciba Found. Symp","first-page":"39","article-title":"Biochemical changes during fertilization and early embryonic development","author":"Brachet","year":"1967"},{"key":"10.1016\/0012-1606(73)90342-4_BIB2","first-page":"297","article-title":"The nucleolus and synthesis of ribosomal RNA during oogenesis and embryogenesis of Xenopus laevis","volume":"23","author":"Brown","year":"1966","journal-title":"Nat. Cancer Inst. Monogr"},{"key":"10.1016\/0012-1606(73)90342-4_BIB3","doi-asserted-by":"crossref","first-page":"272","DOI":"10.1126\/science.160.3825.272","article-title":"Specific gene amplification in oocytes","volume":"160","author":"Brown","year":"1968","journal-title":"Science"},{"key":"10.1016\/0012-1606(73)90342-4_BIB4","doi-asserted-by":"crossref","first-page":"669","DOI":"10.1016\/S0022-2836(64)80116-9","article-title":"RNA synthesis during the development of Xenopus laevis, the South African clawed toad","volume":"8","author":"Brown","year":"1964","journal-title":"J. Mol. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB5","doi-asserted-by":"crossref","first-page":"688","DOI":"10.1016\/S0022-2836(64)80117-0","article-title":"Variations in the synthesis of stable RNA's during oogenesis and development of Xenopus laevis","volume":"8","author":"Brown","year":"1964","journal-title":"J. Mol. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB6","doi-asserted-by":"crossref","first-page":"81","DOI":"10.1016\/0022-2836(66)90119-7","article-title":"Synthesis and accumulation of DNA-like RNA during embryogenesis of Xenopus laevis","volume":"20","author":"Brown","year":"1966","journal-title":"J. Mol. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB7","doi-asserted-by":"crossref","first-page":"103","DOI":"10.1016\/S0021-9673(01)96624-5","article-title":"An improved method for thin-layer chromatography of nucleotide mixtures containing 32P-labeled Orthophosphate","volume":"40","author":"Cashel","year":"1969","journal-title":"J. Chromatogr"},{"key":"10.1016\/0012-1606(73)90342-4_BIB8","first-page":"2769","article-title":"Synthesis of amplified DNA that codes for ribosomal RNA","volume":"68","author":"Crippa","year":"1971"},{"key":"10.1016\/0012-1606(73)90342-4_BIB9","series-title":"Oogenesis","first-page":"193","article-title":"Regulation of ribosomal RNA synthesis during oogenesis of Xenopus laevis","author":"Crippa","year":"1972"},{"key":"10.1016\/0012-1606(73)90342-4_BIB10","series-title":"Gene Activity in Early Development","author":"Davidson","year":"1968"},{"key":"10.1016\/0012-1606(73)90342-4_BIB11","first-page":"342","article-title":"High sequence diversity in the RNA synthesized at the lampbrush stage of oogenesis","volume":"63","author":"Davidson","year":"1969"},{"key":"10.1016\/0012-1606(73)90342-4_BIB12","doi-asserted-by":"crossref","first-page":"491","DOI":"10.1016\/0022-2836(71)90396-2","article-title":"Genetic information in oocyte RNA","volume":"56","author":"Davidson","year":"1971","journal-title":"J. Mol. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB13","series-title":"Oogenesis","first-page":"129","article-title":"Utilization of genetic information during oogenesis","author":"Davidson","year":"1972"},{"key":"10.1016\/0012-1606(73)90342-4_BIB14","series-title":"Genetic control of differentiation","first-page":"77","article-title":"Gene activity in oogenesis","volume":"18","author":"Davidson","year":"1965"},{"key":"10.1016\/0012-1606(73)90342-4_BIB15","first-page":"856","article-title":"Genomic function during the lampbrush chromosome stage of amphibian oogenesis","volume":"56","author":"Davidson","year":"1964"},{"key":"10.1016\/0012-1606(73)90342-4_BIB16","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/0012-1606(72)90107-8","article-title":"RNA synthesis during oogenesis in the echiuroid worm Urechis caupo","volume":"27","author":"Davis","year":"1972","journal-title":"Develop. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB17","doi-asserted-by":"crossref","first-page":"153","DOI":"10.1002\/jmor.1051360203","article-title":"Oogenesis in Xenopus laevis (Daudin) I. Stages of oocyte development in laboratory maintained animals","volume":"136","author":"Dumont","year":"1972","journal-title":"J. Morphol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB18","series-title":"Biology and Radiobiology of Anucleate Systems. I. Bacteria and Animal Cells","first-page":"165","article-title":"The regulation of protein synthesis in anucleate frog oocytes","author":"Ecker","year":"1972"},{"key":"10.1016\/0012-1606(73)90342-4_BIB19","doi-asserted-by":"crossref","first-page":"61","DOI":"10.1002\/jcp.1040770108","article-title":"Influence of exogenous ions on the events of maturation in Rana pipiens","volume":"77","author":"Ecker","year":"1971","journal-title":"J. Cell Physiol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB20","doi-asserted-by":"crossref","first-page":"559","DOI":"10.1016\/0012-1606(71)90064-9","article-title":"The nature and fate of Rana pipiens proteins synthesized during maturation and early cleavage","volume":"24","author":"Ecker","year":"1971","journal-title":"Develop. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB21","series-title":"Germ Cells and the Earliest Stages of Development. Symp. Int. Inst. Embryol","article-title":"M\u00e9tabolisme de l'oog\u00e9n\u00e8se chez les Amphibiens","author":"Ficq","year":"1961"},{"key":"10.1016\/0012-1606(73)90342-4_BIB22","first-page":"475","article-title":"Nuclear RNA of the salamander oocyte","volume":"23","author":"Gall","year":"1966","journal-title":"Nat. Cancer Inst. Monogr"},{"key":"10.1016\/0012-1606(73)90342-4_BIB23","doi-asserted-by":"crossref","first-page":"491","DOI":"10.1016\/0022-2836(72)90555-4","article-title":"Studies on the repetitive sequence transcripts of Xenopus oocytes","volume":"70","author":"Hough","year":"1972","journal-title":"J. Mol. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB24","doi-asserted-by":"crossref","first-page":"244","DOI":"10.1016\/0012-1606(69)90063-3","article-title":"Patterns of macromolecular synthesis during development of Xenopus laevis. II. Identification of the 40 S precursor to ribosomal RNA","volume":"19","author":"Landesman","year":"1969","journal-title":"Develop. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB25","first-page":"437","volume":"Vol. 2","author":"Loening","year":"1968"},{"key":"10.1016\/0012-1606(73)90342-4_BIB26","doi-asserted-by":"crossref","first-page":"353","DOI":"10.1016\/0022-2836(69)90110-7","article-title":"Properties of the ribosomal RNA precursor in Xenopus laevis: Comparison to the precursor in mammals and plants","volume":"45","author":"Loening","year":"1969","journal-title":"J. Mol. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB27","doi-asserted-by":"crossref","first-page":"145","DOI":"10.1242\/jcs.2.2.145","article-title":"Pattern of incorporation of [3H]uridine into RNA of amphibian oocyte nucleoli","volume":"2","author":"MacGregor","year":"1967","journal-title":"J. Cell Sci"},{"key":"10.1016\/0012-1606(73)90342-4_BIB28","doi-asserted-by":"crossref","first-page":"143","DOI":"10.1016\/0012-1606(71)90092-3","article-title":"Recherches biochimiques sur l'oogen\u00e8se 1","volume":"24","author":"Mairy","year":"1971","journal-title":"Develop. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB29","doi-asserted-by":"crossref","first-page":"220","DOI":"10.1016\/0005-2787(72)90236-5","article-title":"On the lability of poly(A) sequences during extraction of messenger RNA from polyribosomes","volume":"262","author":"Perry","year":"1972","journal-title":"Biochim. Biophys. Acta"},{"key":"10.1016\/0012-1606(73)90342-4_BIB30","doi-asserted-by":"crossref","first-page":"213","DOI":"10.1002\/jcp.1040770212","article-title":"Nucleotide pools of Novikoff rat hepatoma cells growing in suspension culture. I. Kinetics of incorporation of nucleosides into nucleotide pools and pool sizes during growth cycle","volume":"77","author":"Plagemann","year":"1971","journal-title":"J. Cell Physiol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB31","doi-asserted-by":"crossref","first-page":"241","DOI":"10.1002\/jcp.1040770213","article-title":"Nucleotide pools of Novikoff rat hepatoma cells growing in suspension culture. II. Independent nucleotide pools for nucleic acid synthesis","volume":"77","author":"Plagemann","year":"1971","journal-title":"J. Cell Physiol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB32","doi-asserted-by":"crossref","first-page":"131","DOI":"10.1083\/jcb.52.1.131","article-title":"Nucleotide pools in Novikoff rat hepatoma cells growing in suspension culture. III. Effects of nucleosides in medium on levels of nucleotides in separate nucleotide pools for nuclear and cytoplasmic RNA synthesis","volume":"52","author":"Plagemann","year":"1972","journal-title":"J. Cell Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB33","first-page":"108a","article-title":"Scintillation radioautography: A new technique designed to augment silver grain number in radioautographs","volume":"43","author":"Przybylski","year":"1969","journal-title":"J. Cell Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB34","doi-asserted-by":"crossref","first-page":"421","DOI":"10.1083\/jcb.36.3.421","article-title":"Ribonucleoprotein particles in the amphibian oocyte nucleus","volume":"36","author":"Rogers","year":"1968","journal-title":"J. Cell Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB35","series-title":"Oogenesis","first-page":"227","article-title":"Protein synthesis during oocyte maturation","author":"Smith","year":"1972"},{"key":"10.1016\/0012-1606(73)90342-4_BIB36","doi-asserted-by":"crossref","first-page":"281","DOI":"10.1016\/0012-1606(69)90065-7","article-title":"Role of the oocyte nucleus in physiological maturation in Rana pipiens","volume":"19","author":"Smith","year":"1969","journal-title":"Develop. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB37","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/S0070-2153(08)60051-4","article-title":"Regulatory processes in the maturation and early cleavage of amphibian eggs","volume":"5","author":"Smith","year":"1970","journal-title":"Curr. Top. Develop. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB38","doi-asserted-by":"crossref","first-page":"498","DOI":"10.1016\/0012-1606(69)90085-2","article-title":"Studies on amphibian yolk VIII","volume":"19","author":"Wallace","year":"1969","journal-title":"Develop. Biol"},{"key":"10.1016\/0012-1606(73)90342-4_BIB39","doi-asserted-by":"crossref","first-page":"259","DOI":"10.1002\/jez.1401750302","article-title":"Protein incorporation by isolated amphibian oocytes","volume":"175","author":"Wallace","year":"1970","journal-title":"J. Exp. Zool"},{"issue":"1","key":"10.1016\/0012-1606(73)90342-4_BIB40","doi-asserted-by":"crossref","first-page":"186","DOI":"10.1016\/0003-2697(69)90232-2","article-title":"An artifact in the alkaline hydrolysis of RNA labeled with guanosine-8-3H","volume":"27","author":"Wilt","year":"1969","journal-title":"Anal. Biochem"},{"key":"10.1016\/0012-1606(73)90342-4_BIB41","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/0005-2787(69)90484-5","article-title":"The phosphorylation of thymidine by oocytes and eggs of Xenopus laevis Daudin","volume":"186","author":"Woodland","year":"1969","journal-title":"Biochim Biophys. ACTA"},{"key":"10.1016\/0012-1606(73)90342-4_BIB42","doi-asserted-by":"crossref","first-page":"597","DOI":"10.1042\/bj1270597","article-title":"Determination of the nucleoside triphosphate contents of eggs and oocytes of Xenopus laevis","volume":"127","author":"Woodland","year":"1972","journal-title":"Biochem. J"}],"container-title":["Developmental Biology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012160673903424?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012160673903424?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2021,7,1]],"date-time":"2021-07-01T05:16:29Z","timestamp":1625116589000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0012160673903424"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1973,9]]},"references-count":42,"journal-issue":{"issue":"1","published-print":{"date-parts":[[1973,9]]}},"alternative-id":["0012160673903424"],"URL":"https:\/\/doi.org\/10.1016\/0012-1606(73)90342-4","relation":{},"ISSN":["0012-1606"],"issn-type":[{"value":"0012-1606","type":"print"}],"subject":[],"published":{"date-parts":[[1973,9]]}}}