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Showing 1 to 20 of 44 for “"trypan blue"”.
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The Effect of Trypan Blue on the Growth Rate of the Chick Embryo During Development
… embryo is changed by the teratogenic agent, trypan blue. Procedure. The eggs were divided into three groups, unopened controls, saline-injected (0.1 ml, 0.85 NaCl) standards and trypan-blue-injected (0.1 ml, 0.1% solution) experimentals. Injections were made into the yolk sac through the …
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Ischemic Preconditioning Protects Adult Rat Cardiomyocytes Against Necrosis but not Apoptosis, via Activation of PKG
… in the normal medium. Necrosis was determined by trypan blue exclusion and apoptosis was assessed by TUNEL assay. IPC reduced necrosis as shown by significant decrease in trypan blue positive cells as compared to virgin non-preconditioned myocytes subjected to SI and RO alone (p<.01). Similarly, …
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The Role of PKC-δ in Hypoxia-induced Cerebrovascular Endothelial cell death.
… of released LDH (lactate dehydrogenase) and trypan blue positive cells during hypoxia after treatment with rottlerin, PKC-δ inhibitor. Hypoxia-induced LDH release was significantly increased by the treatment with rottlerin. We examined the specific blockade of PKC-δ activation by rottlerin …
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Novel approaches to evaluate osteoarthritis in the rabbit lateral meniscectomy model
… 26, 40, and 57 with surgery occurring on day 12. Trypan blue was used in the lavage fluid to estimate the volume of harvested synovial fluid. There was a significant increase in the volume harvested on day 26 (p < 0.001). Superoxide dismutase concentration in synovial fluid increased after …
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Investigation of the genotoxic potential of the marine biotoxins okadaic acid and azaspiracids
… two further endpoints were included. The Trypan Blue Exclusion assay was used to provide information on possible cytotoxicity and assess the right concentration range. Flow cytometer analysis was included to detect the possible involvement of apoptotic processes. In house background data …
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Investigation of the Effects of Genistein and Fenretinide on Ovarian Cancer Cells
… were tested on A2780s and A2780cp cells using trypan blue viable cell count, MTS assay. Results and conclusions: Unlike low doses of fenretinide, genistein had anti-proliferative effects on both cell lines. There were no additive or synergistic effects of the two compounds. Higher dose …
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An In Vivo Perfusion Apparatus for Studies on Gingival Disease : Assessment by a Perfusion of Nonspecific Proteolytic Enzymes
… first molar) on one side with tap water and trypan blue. Localization of the solution delivered and minimal histological changes due to the presence of the apparatus was demonstrated on these animals. A 1% solution of trypsin was perfused on the experimental area of one animal for one day at …
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Identification and functional study of a novel bioactive peptide QUB-1761 from the venom of the Brazilian yellow scorpion, Tityus serrulatus
… In MTT anticancer cell proliferation and trypan blue exclusion assays, QUB-1761 beyond the concentration of 40 µM can completely kill the human lung cancer cells (NCI-H838). In terms of the haemolytic assays, QUB-1761 showed about 30% haemolysis activity at 64 µM and more than 50% at 128 …
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Role of Extracellular Signal-Regulated Kinase and Peroxisome Proliferator-Activated Receptor gamma on Transforming Growth Factor-β1-Induced Human Endometrial Stromal Cell Decidualization
… were added according to experimental purposes. Trypan-blue and a hemocytometer were utilized to count the viable cell number. Enzyme-linked immunosorbent assay (ELISA) and Western blotting was employed to detect proteins. RESULTS: TGF-β1 inhibited proliferation of cultured human endometrial …
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Neuroprotective Effects of Propofol and Ketamine(alone or combined) Against Oxygen-Glucose Deprivation-Reperfusion Injury
… (1, 2.5, 5, 10, 50μM) 을 각각, 혹은 동시에 투여하였다. Trypan-blue 염색을 한 후 살아남은 세포의 수를 세어 세포 사망률을 계산하고 oneway-ANOVA test 를 실시하였으며, Bonferroni's test 를 통하여 사후 검증을 실시하였다. 연구 결과 : 허혈-재관류 손상 후 약 70% 의 세포사망률을 보였으며, 5−50μM 의 ketamine 을 투여한 실험군 에서는 세포사망률이 유의하게 감소하였고, 10−100μM 의 propofol 을 투여한 실험군 에서도 유의한 …
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Effects of survivin and survivin inhibition in canine models of lymphoma and osteosarcoma
… was assessed via manual cell counting with trypan blue. Cellular apoptosis was confirmed via caspase-3/7 and TUNEL assays. Cell cycle analysis was performed with propidium iodide staining followed by flow cytometry. Chemosensitivity to doxorubicin (DOX) was also assessed with caspase-3/7 …
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The Effect of Reticulo-Endothelial Blockade on the Capillary Resistance Responses to Cortisone and Sth
… investigators showed that R.E. blockade with trypan blue abolished the eosinopenic response to ACTE (6). | This result has since been disputed (8,9,18) but one of these disputing papers reported abolition of stress induced eosinopenia by R.E. block (18). | In view of the contrasting …
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Oxygen diffusion limitations in pancreatic islet culture and immunoisolation
… loss of viability data, obtained using Trypan blue staining,
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Exploring the in vitro effects of chronic methamphetamine exposure on selected cancer cell lines
… and proliferation were assessed using the trypan blue exclusion assay. Mitochondrial activity was evaluated using the XTT assay. Intracellular reactive oxygen species (ROS) levels were quantified using the H₂DCFDA assay. All measurements were analysed relative to controls to identify dose- …
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Bioactivation of diacetyldapsone in cultured lung cells
… cultured CRL 7272 lung cells was assessed by the trypan blue dye exclusion technique. There was no significant reduction in cell number as compared to the control for incubations with three different concentrations of CD-DADDS complex. The amount of arylamine produced by hydrolysis was initially …
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The Role of Reactive Oxygen Species in Crotalus atrox Venom-induced Cell Death
… atrox</em> (CA) venom for 4 and 10 hours. Alamar Blue assays were used to measure cell viability and results suggest a 15±8.6% (p<0.05) and 59±10.7% (p<0.05) reduction in cell viability at 4 and 10 hours, respectively. Cells stimulated with 500μg/ml venom for 10 hours stained 98±2.2% (p<0.05) …
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Protective effects of Human Bone Marrow-Derived Mesenchymal Stem Cells on Apoptosis Induced Human Neuroblastoma SH-SY5Y Cells
… SH-SY5Ys. Cell viability was assessed by trypan blue dye exclusion method and MTS assay for 5days. Morphological, biochemical and Bcl-2 family western blot analysis were also performed. Number of viable cells was decreased progressively in STS-treated SH-SY5Ys in time, …
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The Effects of PPAR-γ Activators on the Growth and Apoptosis of Melanocytes
… of 15d-PGJ₂, cytotoxicity was observed by trypan blue assay. Minimal, not statistically significant, increase of melanin content was observed in treatment with troglitazone and 15d-PGJ₂. Statistically significant differences were seen on ciglitazone-treated cells. Ciglitazone also induced …
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The effects of catalase and kisspeptin overexpression on amyloid peptide toxicity
… 5-diphenyltetrazolium bromide) or trypan blue assay. Catalase overexpressing SH-SY5Y neurons showed a reduced susceptibility to Aβ and H2O2 toxicity compared to vector control cells. The catalase overexpression neuroprotection could by reduced by the catalase activity inhibitor …
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The effects of superoxide dismutase on osteoarticular cells and structural analysis of ochronosis, in a disease model of alkaptonuria
… up to 14 days. Cell viability was assessed using trypan blue assay. Pigmentation was quantified using Schmorl’s staining technique. A dimethylmethylene blue assay was performed to assess damage to proteoglycans. Structural analysis was then performed on an in vitro model of ochronosis via Raman …
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