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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1989-7-14
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pubmed:abstractText |
Embryonic mouse submandibular salivary gland rudiments undergo morphogenesis in organ culture, characterized by extensive epithelial growth and expansion and repetitive branching activity. Tunicamycin, at a concentration of 25 ng/ml culture medium, decreases the degree of net protein accumulation by 83% and the degree of epithelial expansion by 70% compared to controls, over a 48-hr culture tenure. These decreases correlate with reduced incorporation of [3H]thymidine into DNA. Nevertheless, epithelial branching activity is uncompromised, undergoing an approximately 10-fold increase in lobe numbers, in both controls and tunicamycin-treated rudiments, during the same 48-hr period. The effect is most striking during the 24- to 48-hr culture interval, when controls and tunicamycin-treated rudiments each triple their lobe numbers and controls approximately double epithelial area, while tunicamycin virtually stops all epithelial expansion.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jun
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pubmed:issn |
0012-1606
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
133
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
569-75
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:2731641-Animals,
pubmed-meshheading:2731641-DNA,
pubmed-meshheading:2731641-Epithelium,
pubmed-meshheading:2731641-Mice,
pubmed-meshheading:2731641-Morphogenesis,
pubmed-meshheading:2731641-Organ Culture Techniques,
pubmed-meshheading:2731641-Salivary Glands,
pubmed-meshheading:2731641-Time Factors,
pubmed-meshheading:2731641-Tunicamycin
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pubmed:year |
1989
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pubmed:articleTitle |
Embryonic salivary gland epithelial branching activity is experimentally independent of epithelial expansion activity.
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pubmed:affiliation |
Division of Biology, Kansas State University, Manhattan 66506.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, U.S. Gov't, Non-P.H.S.,
Research Support, Non-U.S. Gov't
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