Get tips on using Accell Human VDAC1 (7416) siRNA - Set of 4 to perform siRNA / miRNA gene silencing Human - A549 VDAC1
Get tips on using BUV395 Mouse Anti-Human CD123 to perform Flow cytometry Anti-bodies Human - CD123/IL3-R
Get tips on using PE Mouse Anti-Human CD31 to perform Flow cytometry Anti-bodies Human - CD31/PECAM-1
Get tips on using β-Galactosidase Reporter Gene Staining Kit to perform Reporter gene assay β-galactosidase substrates - rat mesenchymal stem cells (MSCs)
Get tips on using ScriptSeq Complete Kit (Human/Mouse/Rat) to perform RNA sequencing Mouse - Bone marrow-derived macrophages (BMDMs)
Site-directed mutagenesis (SDM) can be challenging, particularly during detection/confirmation of (SDM) in colonies by sequencing or PCR techniques. This common issue in SDM is heavily relying on designing of mutagenic primer pairs. The best solution is to design the mutagenic primers that have extended 3'-ends/3'-overhang. This would provide the annealing region between the mutagenic primer pair is essentially shorter. and hence ensure a lower annealing temperature for the primer pair along with a higher chance of annealing to the template.
Get tips on using Monoclonal Mouse Anti-Human Cytokeratin 20 (Concentrate) Clone Ks20.8 to perform Immunohistochemistry Human - CK20
Get tips on using X-tremeGENE™ HP DNA Transfection Reagent to perform DNA transfection Mammalian cells - Immortalized cell lines MDA-MB-231
Get tips on using mirVana® miRNA mimic to perform siRNA / miRNA gene silencing Human - Primary Endometrial Stromal Cells hsa-miR-542-3p
Human embryonic stem cells (hESCs) and induced pluripotent stem cells (iPSCs) have been greatly used for studies on embryonic development and cell differentiation.iPSCs provide a stable source for either self-renewal or differentiation into suitable cells when cultured in a particular environment. Pluripotent cell culture was originally started by deriving cells from inner cell mass (ICM) from pre-implanted blastocysts, these were called embryonic stem cells. These cells after isolation can be grown on traditional extracellular matrices (like mouse embryonic fibroblasts, MEFs) or feeder-free culture systems. DMEM/F12 has been the most commonly used basal media in the culture of pluripotent cells. These cells are cultured at normal atmospheric oxygen levels, 21%, however, some studies have proposed that 4% oxygen tension may be better for hESC growth. Higher D-glucose concentration (4.2g/l) and osmolarity (320mOsm) that mimics the natural environment of embryonic tissue are optimal for the growth of hESCs. Supplements like N2 and/or B-27, in the presence of growth factors like bFGF, have been shown to increase pluripotency of these cells. bFGF, FGF2 and other ligands of receptor tyrosine kinases like IGF are also required or maintain self-renewal ability of these cells. TGF𝛃1, by its activation of SMAD2/3 signalling, also represses differentiation of iPSCs. Other compounds like ROCK inhibitors reduce blebbing and apoptosis in these cells to maintain their clonogenicity. However, an inhibitor for LIF (leukaemia inhibitory factor, which is one of the pluripotent genes) has an opposing effect. Therefore, it is important to understand the culture conditions and media composition that affect downstream signalling in hESCs or iPSCs that may lead to their differentiation.
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