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rafunrafun

09/24/17 8:58 AM

#114718 RE: zumantu #114706

Can't let this go unresponded, although I'm highly unqualified to do so. JL.....?

From the article:

"Fish-oil-derived eicosapentaenoic acid decreases survivin expression and induces wt-p53 accumulation with caspase-3 activation in acute lymphoblastic leukemia cells....After 48- and 72-h treatments with EPA at concentrations ranging from 50 to 200 µM, cell proliferation rates were measured to be 71.5–32.6% and 68.2–13.7% and metabolic activities were measured to be 77–44% and 71–26%, respectively. Treatment with 50–200 µM of EPA for 48 h resulted in 14.1–74.6% and 69.5–45.5% decreases in survivin mRNA and protein levels, respectively. EPA induced 1.3–6 and 1.9–20-fold increases in caspase-3 activation and wt-p53 accumulation, respectively. Increase in wt-p53/survivin and caspase-3/survivin ratios from 1 in untreated cells to 20.3 and 5.8 was measured for 150 µM of EPA. Low necrotic rates ranging from 0.3% to 2.8% and an increase in the number of total apoptotic cells (early + late) ranging from 9.8% to 81% were also observed with increasing EPA concentrations."


Then I looked up 'SURVIVIN':

"Survivin, a member of the inhibitor of apoptosis protein family, is one of the most cancer-specific proteins identified to date. Survivin expression is low or undetectable in most adult tissues, but, alternatively, is overexpressed in a large number of tumors. This multifunctional protein is recognized as a key regulator in apoptosis, proliferation and angiogenesis in the tumor environment. Several studies have shown a correlation between survivin upregulation and poor cancer prognosis, and, as expected, its downregulation or inactivation leads to inhibition of tumor growth. Therefore, survivin has attracted increasing attention both as a potential cancer biomarker and as a new target for anticancer therapies."

https://www.ncbi.nlm.nih.gov/pubmed/23912862
..................

Then I looked up TP53. From Wikipedia:

"Tumor protein p53, also known as p53, cellular tumor antigen p53 (UniProt name), phosphoprotein p53, tumor suppressor p53, antigen NY-CO-13, or transformation-related protein 53 (TRP53), is any isoform of a protein encoded by homologous genes in various organisms, such as TP53 (humans) and Trp53 (mice). This homolog (originally thought to be, and often spoken of as, a single protein) is crucial in multicellular organisms, where it prevents cancer formation, thus, functions as a tumor suppressor.[5] As such, p53 has been described as "the guardian of the genome" because of its role in conserving stability by preventing genome mutation.[6] Hence TP53 is classified as a tumor suppressor gene"

jessellivermore

09/24/17 12:40 PM

#114742 RE: zumantu #114706

Zum....

Very interesting and very exciting .....

EPA as an anti leukemia drug....

Thanks for posting

":>) JL