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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
1985-7-3
pubmed:abstractText
The effect of tuftsin therapy on tumor development was examined in a murine primary fibrosarcoma and the Lewis lung carcinoma systems. Following im injection of 3-methylcholanthrene (CAS: 56-49-5) on day 0, C57BL/10ScSn mice were treated weekly with 3 ip tuftsin injections beginning on day 1 or day 60. Similar patterns of tumor development were observed regardless of whether tuftsin therapy was immediate or delayed. Only modest differences in experimental and control tumor incidences were found upon termination of studies; however, treated animals developed significantly fewer tumors than controls early during the observation periods. Thus mean tumor latent periods varied significantly when therapy began on day 1 (103.6 days in controls vs. 119.1 in treated mice; P = .02) or 2 months later (104.6 days in controls vs. 115.3 in treated mice; P = .01). One day subsequent to intra-footpad implantation of 10(5) Lewis lung carcinoma cells, C57BL/6 mice received at least 10 iv injections of tuftsin and were compared with controls for variations in survival or lung tumor development. The mean survival time in treated mice, 41.2 days, differed sharply from that (30.1 days) in controls (P = .00001). Similar groups of mice varied significantly in mean metastatic lung colony counts when examined on day 30; there were 15.1 colonies in controls and 8.0 in experimental animals (P = .03).
pubmed:grant
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
0027-8874
pubmed:author
pubmed:issnType
Print
pubmed:volume
74
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1079-83
pubmed:dateRevised
2007-11-14
pubmed:meshHeading
pubmed:year
1985
pubmed:articleTitle
Effect of tuftsin on in vivo development of 3-methylcholanthrene-induced primary fibrosarcoma and Lewis lung carcinoma in mice.
pubmed:publicationType
Journal Article, Research Support, U.S. Gov't, P.H.S.