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HepG2 xenograft samples

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HepG2 xenograft samples

Сообщение  kai123 в Ср Окт 21, 2015 9:55 am

HepG2 xenograft samples KU-0063794 価格 Samples from previously established xenografts of HepG2 cells to male athymic nunu NMRI mice have been made use of for this research. HepG2 cell lines had been harvested and resuspended in sterile physiologic NaCl remedy. 5. 0106 cells had been injected subcutaneously to the flank of 6 to 8 week old male mice. Eight animals have been applied for each treat ment group. Animals have been stored within a light and temperature controlled atmosphere and supplied with food and water ad libitum. Tumor size was established day by day by measurement making use of a caliper square. When sub cutaneous tumors reached a diameter of seven mm, everyday i. p. treatment method with panobinostat or car was started off.<br><br> Animals had been sacrificed by cervical dislocation and tumor samples col lected soon after 1, seven and 28 days of treatment Lenalidomide 価格 method or when attain ing the termination criteria. Tumor and tissue samples were fixed in 10% phosphate buffered formalin or snap frozen in liquid ni trogen. All animals received humane care. The study protocol complied together with the institutes tips and was approved from the Government of Reduced Franconia before the commencement from the experiments. Hep3B cells proved not to be tumorigenic in NMRI mice and were hence not utilised for in vivo experiments. Measurement of DNMT exercise Nuclear protein was isolated with EpiQuik Nuclear Ex traction Kit I from cells exposed to panobinostat or from untreated control cells.<br><br> Immediately after protein quantification with Total Protein Kit, twelve ug of nuclear protein was applied to measure total DNMT action together with the EpiQuik DNA Methyltransferase Activity LY294002 臨床試験 Inhibition Assay in accordance with the manufacturers guidelines. Isolation of complete RNA and quantitative true time RT PCR Total cellular RNA was extracted making use of the RNeasy Kit in accordance with all the man ufacturers instructions. Reverse transcription into cDNA was performed employing Superscript III RNAse H reverse transcriptase with dT15 and random hexamer primers as previously described. QuantiTect Primers for DNMT1, DNMT3a, DNMT3b, APC, RASSF1A and GAPDH had been bought from Qiagen and subjected to quantitative true time RT PCR on the LightCycler technique making use of the LightCycler FastStart DNA Master SYBR Green I Kit.<br><br> Final results were analyzed with all the LightCycler software program and nor malized to GAPDH mRNA written content for every sample. Quantitative methylation unique actual time PCR Complete DNA was extracted from cell culture samples and tissue specimens from nude mice through the use of the DNeasy Blood and Tissue Kit. DNA was then subjected to sodium bisulfate conversion employing the EpiTect Bisul fite Kit. Bisulfite converted DNA was then utilized to perform a quantitative methylation distinct PCR with primers and TaqMan probes specific for nucleotide sequences containing methylated cytosines at CpG positions. qMSP was carried out employing the EpiTect MethyLight PCR Kit in accordance with all the manufacturers guidelines. Protein extraction and Westernblot examination Entire cell lysates have been ready from panobinostat taken care of cells, untreated controls and xenograft tissue samples as previously described. Complete protein was extracted from cultured cells by adding 2X sample buffer, 20 mM TrisHCl pH seven. 4, five mM mag nesium chloride, 10 ugml complete protease inhibitor cocktail, 1 mM phenylmethylsulfonylfluoride.


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