pubmed-article:2804224 | rdf:type | pubmed:Citation | lld:pubmed |
pubmed-article:2804224 | lifeskim:mentions | umls-concept:C0020792 | lld:lifeskim |
pubmed-article:2804224 | lifeskim:mentions | umls-concept:C0037868 | lld:lifeskim |
pubmed-article:2804224 | lifeskim:mentions | umls-concept:C0012854 | lld:lifeskim |
pubmed-article:2804224 | lifeskim:mentions | umls-concept:C0521447 | lld:lifeskim |
pubmed-article:2804224 | lifeskim:mentions | umls-concept:C2262860 | lld:lifeskim |
pubmed-article:2804224 | pubmed:issue | 2 | lld:pubmed |
pubmed-article:2804224 | pubmed:dateCreated | 1989-12-7 | lld:pubmed |
pubmed-article:2804224 | pubmed:abstractText | We report the isolation and characterization of a new nuclear structure from spermatozoa of the golden Syrian hamster which we term the nuclear annulus. The nuclear annulus was located at the implantation fossa, the point at which the tail is joined to the sperm head, inside the nucleus adjacent to the inner nuclear envelope. Extraction of sperm nuclei with 2 M NaCl and 10 mM dithiothreitol caused the solubilization of the protamines and DNA decondensation. This released the DNA from its structural constraints except that the DNA remained anchored to the nuclear annulus, which survived the extraction procedure. Nuclear annuli were isolated and examined by scanning electron microscopy. The nuclear annulus was a double-crescent, ring-shaped structure, 2.10 +/- 0.16 micron long and 1.36 +/- 0.13 micron wide. We believe that the nuclear annulus may play an important role in the organization of sperm DNA. | lld:pubmed |
pubmed-article:2804224 | pubmed:grant | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2804224 | pubmed:grant | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2804224 | pubmed:language | eng | lld:pubmed |
pubmed-article:2804224 | pubmed:journal | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2804224 | pubmed:citationSubset | IM | lld:pubmed |
pubmed-article:2804224 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2804224 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2804224 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:2804224 | pubmed:status | MEDLINE | lld:pubmed |
pubmed-article:2804224 | pubmed:month | Aug | lld:pubmed |
pubmed-article:2804224 | pubmed:issn | 0006-3363 | lld:pubmed |
pubmed-article:2804224 | pubmed:author | pubmed-author:CoffeyD SDS | lld:pubmed |
pubmed-article:2804224 | pubmed:author | pubmed-author:WattW EWE | lld:pubmed |
pubmed-article:2804224 | pubmed:issnType | Print | lld:pubmed |
pubmed-article:2804224 | pubmed:volume | 41 | lld:pubmed |
pubmed-article:2804224 | pubmed:owner | NLM | lld:pubmed |
pubmed-article:2804224 | pubmed:authorsComplete | Y | lld:pubmed |
pubmed-article:2804224 | pubmed:pagination | 361-70 | lld:pubmed |
pubmed-article:2804224 | pubmed:dateRevised | 2007-11-14 | lld:pubmed |
pubmed-article:2804224 | pubmed:meshHeading | pubmed-meshheading:2804224-... | lld:pubmed |
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pubmed-article:2804224 | pubmed:meshHeading | pubmed-meshheading:2804224-... | lld:pubmed |
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pubmed-article:2804224 | pubmed:meshHeading | pubmed-meshheading:2804224-... | lld:pubmed |
pubmed-article:2804224 | pubmed:year | 1989 | lld:pubmed |
pubmed-article:2804224 | pubmed:articleTitle | Identification of a sperm nuclear annulus: a sperm DNA anchor. | lld:pubmed |
pubmed-article:2804224 | pubmed:affiliation | Department of Urology, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205. | lld:pubmed |
pubmed-article:2804224 | pubmed:publicationType | Journal Article | lld:pubmed |
pubmed-article:2804224 | pubmed:publicationType | Research Support, U.S. Gov't, P.H.S. | lld:pubmed |