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Theses, Dissertations and Capstones

Cell Biology

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Full-Text Articles in Cell Anatomy

Chmp1 Is Implicated In The Development Of Pancreatic Tumor Via The Retinoic Acid Signaling Pathway, Juliana Adedayo Akinsete Jan 2006

Chmp1 Is Implicated In The Development Of Pancreatic Tumor Via The Retinoic Acid Signaling Pathway, Juliana Adedayo Akinsete

Theses, Dissertations and Capstones

In the present study, we investigated the involvement of Chmp1 (Chromatin ModifyingProtein 1/Charged Multivesicular body Protein 1) in the development of mousepancreatic acinar tumor cell line. CRL 2151 cell line was transfected with Chmp1/CS2vector to compare growth, morphology and expression of Chmp1, p53 and pp53 (ser37) with control-transfected cells. CRL 2151 cells were treated with all-trans retinoicacid (ATRA) to compare growth, morphology and expression of Chmp1 and p53 withcontrol-treated cells. Strabismus was used as control. Results showed inhibition ofgrowth but no morphological change in transfected cells. Western blot analysis showedthat Chmp1 transfection upregulated the expression of p53, pp53 and Stbm …


The Regulation Of Glucose Transport In Cultured Vascular Smooth Muscle Cells By Angiotensin Ii And Glucose, Leslie Ann Quinn Jan 1997

The Regulation Of Glucose Transport In Cultured Vascular Smooth Muscle Cells By Angiotensin Ii And Glucose, Leslie Ann Quinn

Theses, Dissertations and Capstones

Glucose transport was assessed in vascular smooth muscle (VSM) cells by measuring the uptake of a radiolabeled non-metabolizable glucose analog, [3H]-2-deoxglucose. VSM cells, isolated from rat aortae by enzymatic digestion, were maintained in culture in Dulbecco's Modified Eagle Medium supplemented with 10% newborn calf serum at 37°C with 5% CO2 and air. Angiotensin II (AU) increased glucose transport by 84%. Significant stimulation occurred by two hours of exposure with the maximum effect being observed between six and eight hours. All effects were concentration dependent with a threshold response being detected at 0.1 nM. All-stimulated transport was blocked by an AU …