Camptothecin hl-60

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WebOct 1, 2003 · (A) HL-60 cells were treated with 2 μM camptothecin only or in the presence of 20 μM calpeptin (calpain inhibitor), or 20 μM cathepsin inhibitor I (CI) or 20 μM ALLM (inhibits calpain and cathepsin) for the indicated times. (B) HL-60 cells were treated with 20 μM cisplatin, or 50 μM etoposide or 0.5 μg/mL adriamycin alone for 20 hours or ... WebAug 1, 1993 · Since apoptosis has been associated with potential involvement of intracellular signaling linked to the Ca 2+ /calmodulin and protein kinase C transduction …

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WebCamptothecin is a naturally occurring alkaloid derived from the plant Camptotheca acuminata that was identified in an anticancer drug discovery screen in the 1960s.67 … how do you deal with challenging situations

New camptothecin derivatives for generalized ... - ScienceDirect

WebFeb 1, 2008 · So, we conclude that rhPLD2 alone cannot induce apoptosis in HL-60 cells, but it can potentiate the apoptosis of HL-60 cells induced by camptothecin. Similarly, we show that both rhPLD2 and standard PLD were able to enhance camptothecin-induced apoptosis of HL-60 cells. Previousarticlein issue Nextarticlein issue Keywords rhPLD2 … WebCamptothecin is a naturally occurring alkaloid derived from the plant Camptotheca acuminata that was identified in an anticancer drug discovery screen in the 1960s. 68 … WebNuclear PI-PLC activity in HL-60 cell nuclei after treatment with camptothecin Source publication The pro-apoptotic drug camptothecin stimulates phospholipase D activity and diacylglycerol... how do you deal with conflicts

Camptothecin Definition & Meaning Merriam-Webster Medical

Camptothecin - an overview ScienceDirect Topics

WebThe meaning of CAMPTOTHECIN is an alkaloid C20H16N2O4 from the wood of a Chinese tree (Camptotheca acuminata of the family Nyssaceae) that has shown some … WebHL-60 cells exposed to okadaic acid and camptothecin underwent morphological and biochemical changes typical of apoptosis, including internucleosomal DNA fragmentation and PAI-2 cleavage. how do you deal with changesWebApr 27, 2010 · Polysaccharopeptide (PSP) from Coriolus versicolor (Yunzhi) is used as a supplementary cancer treatment in Asia. The present study aims to investigate whether PSP pre-treatment can increase the response of the human leukemia HL-60 cells to apoptosis induction by Camptothecin (CPT). We used bivariate bromodeoxyuridine/propidium … phoenix contact training center

"WebThis potent antioxidant is a cytoprotectant in several experimental models. However, its neuroprotective activities are scarcely available, especially in the hippocampal region associated with... " - Camptothecin hl-60

Camptothecin hl-60

Identification of novel topoisomerase II alpha inhibitors by virtual ...

WebSep 1, 2001 · To shed light on the mechanism of action of hCPT at the cellular level, we compared the effects of BN80915 and the classic camptothecin SN-38, the active metabolite of irinotecan, on HL-60 human promyelocytic cancer cells. WebMay 1, 2000 · The promyelocytic HL-60 cell lines have been used extensively to study drug-induced apoptosis, particularly with camptothecin (Palissot et al., 1996; Shimizu and Pommier, 1997; King et al., 2000 ...

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WebNational Center for Biotechnology Information WebJun 13, 2024 · Camptothecin is an anticancer molecule which acts by targeting the human deoxyribonucleic acid topoisomerase I (Topo-I). It inhibits the enzyme by blocking the re-joining step of the cleavage reaction of Topo-I, which causes accumulation of a covalent reaction intermediate.

WebNov 5, 2015 · The effect of vincristine, cisplatin or 10-hydroxy camptothecin on inducing apoptosis of HL-60 cells co-cultured with the MS-5 cell layer within 48 h was tested with/without E5. WebResearch Polysaccharopeptides derived from Coriolus versicolor potentiate the S-phase specific cytotoxicity of Camptothecin (CPT) on human leukemia HL-60 cells Jennifer Man-Fan. article as: Wan et al., Polysaccharopeptides derived from. properly cited. Research Polysaccharopeptides derived from Coriolus versicolor potentiate the S-phase ...

WebOct 21, 2024 · New 2,3-disubstituted thieno[2,3-d]pyrimidin-4(3H)-ones were synthesized via a one-pot reaction from 2H-thieno[2,3-d] [1,3]oxazine-2,4(1H)-diones, aromatic aldehydes, and benzylamine or 4-hydroxylbezylamine. The obtained compounds were tested in vitro for cancer cell growth inhibition. Compound 19 can inhibit all four types of tested cancer … WebAug 1, 1999 · HL-60 human promyelocytic leukemia cells were cultured in RPMI 1640 supplemented with 10% fetal bovine serum. For induction of apoptosis, cells were exposed for 3 h to 0.1 μg/ml DNA topoisomerase I inhibitor, camptothecin. Quantitative analysis of apoptosis was carried out by flow cytometry.

Web14808-60-7 Wt. % 60 - 100 1 - 5 This product is a hazardous chemical as defined by the OSHA Hazard Communication Standard, 29 CFR 1910.1200. Gypsum (calcium sulfate) …

WebCamptothecin [47, 48]. binds non-covalently with topoisomerase-I and suppresses their catalytic activity, thus show- Vinblastine and its derivatives have been used ing anti-cancer properties. ... (HL-60, MCF-7) with IC50 value Due to the large diversity of endophytic fungi, (5.8, 20.15 μM) [92]. Incarxanthone B, a novel various novel cytotoxic ... how do you deal with constructive criticismWebCamptothecin is a plant alkaloid present in wood, bark, and fruit of the Asian tree Camptotheca acuminata. From a shaky beginning complicated by toxic effects and logistical issues, camptothecin derivatives have advanced to become standard components in the treatment of several malignancies. phoenix contact typ pt 2 5-twinWebMar 7, 2000 · (1990) Diverse effects of camptothecin, an inhibitor of topoisomerase I, on the cell cycle of lymphocytic (L1210, MOLT-4) and myelogenous (HL-60, KG1) leukemic cells. Cancer Res. 50 : 5746–5750 how do you deal with changeWebThere have been some conflicting results concerning whether annexin V binds to camptothecin (CAM)-treated HL-60 cells, a commonly used model for apoptosis. We investigated the effects of culturing HL-60 cells for up to 8 h with a range of CAM concentrations. METHODS We used flow cytometry to measure cellular light scatter, … phoenix contact tool foxWebCamptothecin is an alkaloid first isolated from the stem wood of the tree Camptotheca acuminata (Nyssaceae), and has potent antitumor activity. 31 Camptothecin acts by … how do you deal with controlling peopleWebJan 15, 2024 · In summary, 12 novel biotinylated camptothecin derivatives were designed, synthesized, and evaluated for anticancer activities against a panel of five human cancer … phoenix contact triple level terminal blockWebOct 1, 2003 · (A) HL-60 cells were treated with various doses of camptothecin, a DNA topoisomerase I inhibitor, for 20 hours. (B) H-7 cells were deprived of IL-3 for the indicated times. (Upper panels) Proteins were extracted and subjected to SDS-PAGE and Western blotting with anti-Bax antibody. how do you deal with customers