{"id":"https://openalex.org/W1997025826","doi":"https://doi.org/10.1016/0022-2836(71)90454-2","title":"Shift in buoyant density of DNA during the synthetic period and its relation to euchromatin and heterochromatin in mammalian cells","display_name":"Shift in buoyant density of DNA during the synthetic period and its relation to euchromatin and heterochromatin in mammalian cells","publication_year":1971,"publication_date":"1971-08-01","ids":{"openalex":"https://openalex.org/W1997025826","doi":"https://doi.org/10.1016/0022-2836(71)90454-2","mag":"1997025826","pmid":"https://pubmed.ncbi.nlm.nih.gov/5106415"},"language":"en","primary_location":{"id":"doi:10.1016/0022-2836(71)90454-2","doi":"https://doi.org/10.1016/0022-2836(71)90454-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0022-2836(71)90454-2","pdf_url":null,"source":{"id":"https://openalex.org/S46058472","display_name":"Journal of Molecular Biology","issn_l":"0022-2836","issn":["0022-2836","1089-8638"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-2","ki-jl-1","medline","norway-1","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Molecular Biology","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5016623493","display_name":"Christopher J. Bostock","orcid":"https://orcid.org/0000-0001-7141-5252","observed_orcids":["https://orcid.org/0000-0001-7141-5252"]},"institutions":[{"id":"https://openalex.org/I188538660","display_name":"University of Colorado Boulder","ror":"https://ror.org/02ttsq026","country_code":"US","type":"education","lineage":["https://openalex.org/I188538660"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"C.J. Bostock","raw_affiliation_strings":["Department of Molecular, Cellular, and Developmental Biology, University of Colorado, Boulder, Colo. 80302 U.S.A"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Molecular, Cellular, and Developmental Biology, University of Colorado, Boulder, Colo. 80302 U.S.A","institution_ids":["https://openalex.org/I188538660"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111750361","display_name":"David M. Prescott","orcid":"https://orcid.org/0000-0002-9798-9526","observed_orcids":["https://orcid.org/0000-0002-9798-9526"]},"institutions":[{"id":"https://openalex.org/I188538660","display_name":"University of Colorado Boulder","ror":"https://ror.org/02ttsq026","country_code":"US","type":"education","lineage":["https://openalex.org/I188538660"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"D.M. Prescott","raw_affiliation_strings":["Department of Molecular, Cellular, and Developmental Biology, University of Colorado, Boulder, Colo. 80302 U.S.A"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Molecular, Cellular, and Developmental Biology, University of Colorado, Boulder, Colo. 80302 U.S.A","institution_ids":["https://openalex.org/I188538660"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I188538660"],"apc_list":{"value":4730,"currency":"USD","value_usd":4730},"apc_paid":null,"fwci":2.9875,"has_fulltext":false,"cited_by_count":53,"citation_normalized_percentile":{"value":0.91534232,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":"60","issue":"1","first_page":"151","last_page":"162"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10222","display_name":"Genomics and Chromatin Dynamics","score":0.9336000084877014,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10222","display_name":"Genomics and Chromatin Dynamics","score":0.9336000084877014,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11841","display_name":"Nuclear Structure and Function","score":0.029999999329447746,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10432","display_name":"DNA and Nucleic Acid Chemistry","score":0.00989999994635582,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/dna-buoyant-density","display_name":"DNA buoyant density","score":0.9879999756813049},{"id":"https://openalex.org/keywords/s-phase","display_name":"S phase","score":0.5799999833106995},{"id":"https://openalex.org/keywords/dna-synthesis","display_name":"DNA synthesis","score":0.7229999899864197},{"id":"https://openalex.org/keywords/euchromatin","display_name":"euchromatin","score":0.9559999704360962},{"id":"https://openalex.org/keywords/heterochromatin","display_name":"heterochromatin","score":1.0},{"id":"https://openalex.org/keywords/cscl-density-gradient","display_name":"CsCl density gradient","score":0.5759999752044678},{"id":"https://openalex.org/keywords/chromatin-fractions","display_name":"chromatin fractions","score":0.49000000953674316},{"id":"https://openalex.org/keywords/cell-cycle","display_name":"cell cycle","score":0.6159999966621399}],"concepts":[{"id":"https://openalex.org/C100924687","wikidata":"https://www.wikidata.org/wiki/Q910324","display_name":"Euchromatin","level":5,"score":0.9291789531707764},{"id":"https://openalex.org/C103435993","wikidata":"https://www.wikidata.org/wiki/Q837783","display_name":"Heterochromatin","level":4,"score":0.7555505037307739},{"id":"https://openalex.org/C552990157","wikidata":"https://www.wikidata.org/wiki/Q7430","display_name":"DNA","level":2,"score":0.7554823160171509},{"id":"https://openalex.org/C83640560","wikidata":"https://www.wikidata.org/wiki/Q180951","display_name":"Chromatin","level":3,"score":0.6256844997406006},{"id":"https://openalex.org/C93304396","wikidata":"https://www.wikidata.org/wiki/Q14763008","display_name":"Mitosis","level":2,"score":0.5666893124580383},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.548761785030365},{"id":"https://openalex.org/C2992606362","wikidata":"https://www.wikidata.org/wiki/Q6497624","display_name":"Buoyant density","level":3,"score":0.5435442924499512},{"id":"https://openalex.org/C2777108182","wikidata":"https://www.wikidata.org/wiki/Q422464","display_name":"Thymidine","level":3,"score":0.5419550538063049},{"id":"https://openalex.org/C64241487","wikidata":"https://www.wikidata.org/wiki/Q5205774","display_name":"DNA synthesis","level":3,"score":0.5399683713912964},{"id":"https://openalex.org/C7623868","wikidata":"https://www.wikidata.org/wiki/Q1967135","display_name":"Centrifugation","level":2,"score":0.5251531004905701},{"id":"https://openalex.org/C153911025","wikidata":"https://www.wikidata.org/wiki/Q7202","display_name":"Molecular biology","level":1,"score":0.49020105600357056},{"id":"https://openalex.org/C115960442","wikidata":"https://www.wikidata.org/wiki/Q769863","display_name":"Nuclear DNA","level":4,"score":0.4530881643295288},{"id":"https://openalex.org/C12554922","wikidata":"https://www.wikidata.org/wiki/Q7100","display_name":"Biophysics","level":1,"score":0.4264274835586548},{"id":"https://openalex.org/C29537977","wikidata":"https://www.wikidata.org/wiki/Q188941","display_name":"Cell cycle","level":3,"score":0.4149465560913086},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.3417704105377197},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.2997063398361206},{"id":"https://openalex.org/C1491633281","wikidata":"https://www.wikidata.org/wiki/Q7868","display_name":"Cell","level":2,"score":0.2723848819732666},{"id":"https://openalex.org/C24586158","wikidata":"https://www.wikidata.org/wiki/Q27075","display_name":"Mitochondrial DNA","level":3,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000818","descriptor_name":"Animals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002499","descriptor_name":"Centrifugation, Density Gradient","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002875","descriptor_name":"Chromosomes","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D004247","descriptor_name":"DNA","qualifier_ui":"Q000096","qualifier_name":"biosynthesis","is_major_topic":false},{"descriptor_ui":"D004247","descriptor_name":"DNA","qualifier_ui":"Q000302","qualifier_name":"isolation & purification","is_major_topic":true},{"descriptor_ui":"D006570","descriptor_name":"Heterochromatin","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008099","descriptor_name":"Liver","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":false},{"descriptor_ui":"D010710","descriptor_name":"Phosphates","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D010759","descriptor_name":"Phosphorus Isotopes","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011817","descriptor_name":"Rabbits","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013936","descriptor_name":"Thymidine","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D014316","descriptor_name":"Tritium","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D046508","descriptor_name":"Culture Techniques","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1016/0022-2836(71)90454-2","doi":"https://doi.org/10.1016/0022-2836(71)90454-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0022-2836(71)90454-2","pdf_url":null,"source":{"id":"https://openalex.org/S46058472","display_name":"Journal of Molecular Biology","issn_l":"0022-2836","issn":["0022-2836","1089-8638"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-2","ki-jl-1","medline","norway-1","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Molecular Biology","raw_type":"journal-article"},{"id":"pmid:5106415","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/5106415","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of molecular biology","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1488652713","https://openalex.org/W1515201999","https://openalex.org/W1990879054","https://openalex.org/W2005558497","https://openalex.org/W2013840708","https://openalex.org/W2031197718","https://openalex.org/W2041786979","https://openalex.org/W2043120352","https://openalex.org/W2047225836","https://openalex.org/W2049602223","https://openalex.org/W2050199365","https://openalex.org/W2060249527","https://openalex.org/W2065025455","https://openalex.org/W2065343344","https://openalex.org/W3206570346"],"related_works":["https://openalex.org/W2060249527","https://openalex.org/W1990879054","https://openalex.org/W2037210899","https://openalex.org/W2049602223","https://openalex.org/W4300858470","https://openalex.org/W1534734116","https://openalex.org/W2085022336","https://openalex.org/W2089777000","https://openalex.org/W2093312390","https://openalex.org/W2081057048"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
