Abstract:
:Hyperthermia such as that occurring during fever may improve cell survival during infection, although its mechanism of action is largely unknown. Here we show that acute exposure to mild, but not severe, heat shock induces the synthesis of cyclin D1 that plays a critical role(s) in G1 progression of the cell cycle. This induction seemed to be regulated through multiple Ras signal pathways involving extracellular signal-regulated kinase, phosphatidylinositol 3-kinase, and Rac1/NADPH oxidase, all of which have well been documented to be responsible for growth factor-induced cyclin D1 expression. In a physiological sense, mild heat shock may regulate cell proliferation through inducing cyclin D1 along with growth factors.
journal_name
FEBS Lettjournal_title
FEBS lettersauthors
Han SI,Oh SY,Jeon WJ,Kim JM,Lee JH,Chung HY,Choi YH,Yoo MA,Kim HD,Kang HSdoi
10.1016/s0014-5793(02)02459-6keywords:
subject
Has Abstractpub_date
2002-03-27 00:00:00pages
141-5issue
1-3eissn
0014-5793issn
1873-3468pii
S0014579302024596journal_volume
515pub_type
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