{"id":"https://openalex.org/W2093653003","doi":"https://doi.org/10.2135/cropsci1976.0011183x001600010016x","title":"Cytological Characteristics and Nuclear DNA Bouyant Densities of Corn, Teosinte, Tripsacum, and Corn\u2010tripsacum Hybrids1","display_name":"Cytological Characteristics and Nuclear DNA Bouyant Densities of Corn, Teosinte, Tripsacum, and Corn\u2010tripsacum Hybrids1","publication_year":1976,"publication_date":"1976-01-01","ids":{"openalex":"https://openalex.org/W2093653003","doi":"https://doi.org/10.2135/cropsci1976.0011183x001600010016x","mag":"2093653003"},"language":"en","primary_location":{"id":"doi:10.2135/cropsci1976.0011183x001600010016x","doi":"https://doi.org/10.2135/cropsci1976.0011183x001600010016x","is_oa":false,"landing_page_url":"https://doi.org/10.2135/cropsci1976.0011183x001600010016x","pdf_url":null,"source":{"id":"https://openalex.org/S48277251","display_name":"Crop Science","issn_l":"0011-183X","issn":["0011-183X","1435-0653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Crop Science","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"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/A5111676279","display_name":"Charles S. Levings III","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"C. S. Levings","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113672107","display_name":"David H. Timothy","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"D. H. Timothy","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":null,"display_name":"W. W. L. Hu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I137902535","display_name":"North Carolina State University","ror":"https://ror.org/04tj63d06","country_code":"US","type":"education","lineage":["https://openalex.org/I137902535"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W. W. L. Hu","raw_affiliation_strings":["Professors, Deps of Genetics and Crop Science, and research assistant, Dep. of Crop Science, North Carolina State Univ"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Professors, Deps of Genetics and Crop Science, and research assistant, Dep. of Crop Science, North Carolina State Univ","institution_ids":["https://openalex.org/I137902535"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1980,"currency":"USD","value_usd":1980},"apc_paid":null,"fwci":0.2334,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.43508829,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"16","issue":"1","first_page":"63","last_page":"66"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10434","display_name":"Chromosomal and Genetic Variations","score":0.9951000213623047,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"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/T10434","display_name":"Chromosomal and Genetic Variations","score":0.9951000213623047,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"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/T12568","display_name":"Plant Taxonomy and Phylogenetics","score":0.00139999995008111,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11468","display_name":"Genetic Mapping and Diversity in Plants and Animals","score":0.00139999995008111,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"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/maize","display_name":"maize","score":0.8080000281333923},{"id":"https://openalex.org/keywords/tripsacum","display_name":"Tripsacum","score":0.8349999785423279},{"id":"https://openalex.org/keywords/teosinte","display_name":"teosinte","score":0.8159999847412109},{"id":"https://openalex.org/keywords/zea-perennis","display_name":"Zea perennis","score":0.7879999876022339},{"id":"https://openalex.org/keywords/zea-mexicana","display_name":"Zea mexicana","score":0.9800000190734863},{"id":"https://openalex.org/keywords/chromosome-number","display_name":"chromosome number","score":0.4909999966621399},{"id":"https://openalex.org/keywords/b-chromosomes","display_name":"B chromosomes","score":0.9980000257492065},{"id":"https://openalex.org/keywords/gc-content","display_name":"GC content","score":0.8360000252723694},{"id":"https://openalex.org/keywords/dna-base-composition","display_name":"DNA base composition","score":0.6510000228881836},{"id":"https://openalex.org/keywords/genetic-relationships","display_name":"genetic relatedness","score":0.4169999957084656},{"id":"https://openalex.org/keywords/grass-cytology","display_name":"grass cytology","score":0.671999990940094}],"concepts":[{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.8410834074020386},{"id":"https://openalex.org/C48189365","wikidata":"https://www.wikidata.org/wiki/Q42621","display_name":"Hybrid","level":2,"score":0.6506261825561523},{"id":"https://openalex.org/C24461792","wikidata":"https://www.wikidata.org/wiki/Q157957","display_name":"Perennial plant","level":2,"score":0.6151688694953918},{"id":"https://openalex.org/C115960442","wikidata":"https://www.wikidata.org/wiki/Q769863","display_name":"Nuclear DNA","level":4,"score":0.5219166278839111},{"id":"https://openalex.org/C30481170","wikidata":"https://www.wikidata.org/wiki/Q37748","display_name":"Chromosome","level":3,"score":0.4580475687980652},{"id":"https://openalex.org/C46757340","wikidata":"https://www.wikidata.org/wiki/Q43238","display_name":"Poaceae","level":2,"score":0.41116952896118164},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.3746785521507263},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.23037248849868774},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.10782387852668762},{"id":"https://openalex.org/C24586158","wikidata":"https://www.wikidata.org/wiki/Q27075","display_name":"Mitochondrial DNA","level":3,"score":0.056713372468948364}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2135/cropsci1976.0011183x001600010016x","doi":"https://doi.org/10.2135/cropsci1976.0011183x001600010016x","is_oa":false,"landing_page_url":"https://doi.org/10.2135/cropsci1976.0011183x001600010016x","pdf_url":null,"source":{"id":"https://openalex.org/S48277251","display_name":"Crop Science","issn_l":"0011-183X","issn":["0011-183X","1435-0653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Crop Science","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2","score":0.8409000039100647}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320332222","display_name":"University of Illinois at Urbana-Champaign","ror":"https://ror.org/047426m28"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W6983753822","https://openalex.org/W2092069441","https://openalex.org/W2000123655","https://openalex.org/W2323717528","https://openalex.org/W1983716295","https://openalex.org/W1993734785","https://openalex.org/W2068700428","https://openalex.org/W2018269724","https://openalex.org/W1966975936","https://openalex.org/W2591577711"],"abstract_inverted_index":{"This":[0],"study":[1],"assesses":[2],"the":[3,18,25,96,147,188,195,221],"variability":[4],"in":[5,87,103,140,182,209],"buoyant":[6,60,192,210],"density":[7,193],"of":[8,12,20,27,31,76,95,116,136,156,176,194,212,223],"nuclear":[9],"DNA":[10],"(nDNA)":[11],"corn":[13,36,217],"and":[14,17,52,54,63,78,114,126,131,179,191,206,218],"its":[15,219],"relatives":[16],"effect":[19,186],"several":[21],"cytological":[22],"phenomena":[23],"on":[24,187],"demity":[26],"nDNA.":[28],"The":[29,81,89,174],"nDNAs":[30,118,196],"four":[32],"Tripsacum":[33,166],"L.":[34],"spp.,":[35],"(Zea":[37],"mays":[38],"L.),":[39],"annual":[40,79],"teosinte":[41,47,65],"(Z.":[42,48],"mexieana":[43],"[Schrad.]":[44],"Kuntze),":[45],"perennial":[46,64],"perennis":[49],"[Hitchc.]":[50],"Reeves":[51],"Manglesdorf),":[53],"corn\u2010tripsacum":[55],"hybrids":[56],"were":[57,68,71,119,214],"characterized":[58],"for":[59,146,226],"densities.":[61,88],"Corn":[62],"nDNA":[66,213],"densities":[67,92,211],"similar":[69],"but":[70],"significantly":[72],"greater":[73],"than":[74],"those":[75,94],"tripsacum":[77],"teosinte.":[80],"latter":[82],"two":[83],"did":[84,107],"not":[85,108,231],"differ":[86],"corntripsacum":[90],"hybrid":[91],"resembled":[93],"higher":[97],"parent.":[98],"However":[99],"small":[100],"significant":[101,207],"differences":[102,208],"parental":[104],"base":[105],"composition":[106],"preclude":[109],"hybridization.":[110],"In":[111],"all":[112],"cases,":[113],"typical":[115],"grasses,":[117],"resolved":[120],"as":[121,197],"single":[122],"bands":[123],"without":[124],"satellites":[125],"with":[127],"relatively":[128],"high":[129],"guanine":[130],"cytosine":[132],"contents.":[133],"Chromosome":[134],"numbers":[135,155],"T.":[137],"andersonii":[138],"Gray,":[139],"ed.,":[141],"Guatemala":[142],"grass,":[143],"are":[144],"reported":[145],"first":[148],"time":[149],"(2n":[150],"=":[151],"64).":[152],"Chromosomal":[153],"knob":[154],"12":[157],"Tripsocum":[158],"accessions":[159],"ranged":[160],"from":[161],"0":[162],"to":[163,170],"40.":[164],"One":[165],"accession":[167],"had":[168,184],"3":[169],"4":[171],"B":[172,180],"chromosomes.":[173],"presence":[175],"chromosomal":[177],"knobs":[178],"chromosomes":[181],"tripsacums":[183],"no":[185],"banding":[189],"pattern":[190],"determined":[198],"by":[199],"neutral":[200],"CsCI":[201],"analytical":[202],"eentrifugation.":[203],"Although":[204],"similarities":[205],"found":[215],"among":[216],"relatives,":[220],"value":[222],"these":[224],"results":[225],"establishing":[227],"genetic":[228],"relationships":[229],"is":[230],"clear.":[232]},"counts_by_year":[],"updated_date":"2026-09-27T08:07:27.782135","created_date":"2016-06-24T00:00:00"}
