We narrowed to 407 results for: pho
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TypeProtocol...Information Anatomy of a Pipette This front view photo of a P1000 pipette shows the plunger at the top,... pipette tip off of the pipette. This side view photo of a P1000 pipette shows the volume adjustment ring...ready to begin using the pipette. To the right is a photo of how you might hold a pipette. Without moving ...
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Antibody Validation Using the Indirect ELISA Method
TypeProtocol...of each well at 450 nm on the spectrophotometer. Use the spectrophotometer to generate a standard curve...an automated ELISA plate washer. Equipment Spectrophotometer compatible with 96-well plates 1–10 µL single... -
Ligation Independent Cloning
TypeProtocol...cloning scars"). A “stuffer” sequence allows for electrophoretic separation of linearized vector from the reaction...linearized vector from the reaction mixture by gel electrophoresis followed by gel purification . The cut vector... -
Protocols for Molecular Biology, Plasmid Cloning, and Viral Preps
TypeProtocol...Quantification Measure DNA concentration with a spectrophotometer Restriction Digests Cut and analyze plasmid...plasmid DNA with restriction enzymes Agarose Gel Electrophoresis Separate DNA by size on an agarose gel Watch... -
What is Polymerase Chain Reaction (PCR)
TypeProtocol...product can be verified based on size by gel electrophoresis . Protocol Video Watch the protocol video below...rate of the DNA polymerase. Deoxynucleoside Triphosphates (dNTPs): Are the building blocks added one at... -
Kit Free RNA Extraction
TypeProtocol...the quality of your RNA sample(s) using a spectrophotometer (such as a Nanodrop), agarose gel, or bioanalyzer... -
Protocol - pLKO.1 – TRC Cloning Vector
TypeProtocol...complex in the transduced cells. hPGK Human phosphoglycerate kinase promoter drives expression of puromycin... -
Protocol - How to Design Primers
TypeProtocol...Reaction Plasmid Cloning by PCR Agarose Gel Electrophoresis Primer Design for PCR Oligonucleotide primers... -
Weighing Reagents Protocol
TypeProtocol...will be weighed out Procedure The balance in the photo above has a capacity of 200 g, as indicated by the... -
Centrifugation
TypeProtocol... will have essentially the same components. The photo to the left shows a front view of an open tabletop... -
Using a Light Microscope Protocol
TypeProtocol...come in a huge range of shapes and sizes - from phone-sized, foldable microscopes that aren't very powerful... -
Handling Plasmids from Addgene - Purifying Plasmid DNA
TypeProtocol...like... Bacterial Transformation Agarose Gel Electrophoresis Agarose Gel DNA Purification Streaking and ... -
Western Blot
TypeProtocol...Pipette controller Pipette tips and pipettes Spectrophotometer Heat block Mini gel tank chamber Power supply... -
Isolating a Monoclonal Cell Population by Limiting Dilution
TypeProtocol...trypsinized, detached cells will exhibit a rounded morphology. After the monoclonal lines have been sufficiently... -
Optogenetics Guide
TypeGuide...)/~500 (off) PhoCl Photocleavable protein engineered from a green-to-red photoconvertible fluorescent ...enhancements include: Increased photocurrent amplitude Examples: iChloC, SwiChRca, Phobos, Aurora Browse Channelrhodospin...reduces photocurrent amplitude 490 ChR/T159C T159C mutation; displays increased photocurrents 470 SFO/...bacterial photoreceptors to create protein systems controlled by light. These “photoswitchable” proteins...Kv) channels fused to LOV2 photoswitch. Illumination causes the photoswitch to unfold, lowering the toxin's...synthetic, photosensitive kinase, which uses the ubiquitous flavin mononucleotide as its chromophore, and phosphorylates... 400 UVR8 domains UVR8 plant photoreceptor protein that forms photolabile homodimers with slow reversal... -
Lentivirus ddPCR Titration
TypeProtocol...Determine the concentration of each sample on a spectrophotometer. Prepare 25 ng/µL stocks of each sample. Samples... -
Antibody Guide
TypeGuide... curve with known amounts of protein. Fluorophores Fluorophores are light-sensitive molecules which emit...IF uses fluorophore color to differentiate between the targets of interest, if your fluorophore is bound...the fluorophores used is important. It is best to inversely pair the brightness of the fluorophore with...If a bright fluorophore is on an abundant target, it obscures fainter signals. Fluorophores can emit signals...storing your antibody: Antibodies conjugated to fluorophores should never be stored below 4 °C. Certain isotype...molecules are horseradish peroxidase (HRP) and fluorophores. Horseradish peroxidase (HRP) HRP performs a...specific wavelength. While more expensive than HRP, fluorophores are available in a range of colors activated... -
Gamma-Retroviral Vector Guide
TypeGuide...envelope, Phoenix-ECO (for infection of mouse and rat cells), or an amphotropic envelope, Phoenix-AMPHO (for...of the viral packaging cell line. For example, Phoenix™ is a popular second-generation gamma-retroviral... produced in just a few days. Another variant, Phoenix-gp, contains only gag-pol and enables additional... -
Chemogenetics Guide
TypeGuide...activate neuronal firing through stimulating phospholipase C, which releases intracellular calcium stores...molecule driven by FRET-modified bioluminescence. Neurophotonics. 11:021005. PMID: 38450294 (Link opens in a...luminopsins with improved coupling efficiencies. Neurophotonics. 11:024208. PMID: 38559366 (Link opens in a... -
CRISPR Guide
TypeGuide...SpCas9-HF1 - disrupt Cas9’s interactions with DNA phosphate backbone HypaCas9 - increase Cas9 proofreading...fusing the anti-CRISPR protein AcrIIA4 with the photosensitive LOV2 domain . Several labs have also controlled...: Epigenetics Visualizing Genomic Loci Using Fluorophores CRISPR imaging has numerous advantages, including...11: Overview of visualizing genomic loci with fluorophores using CRISPR Browse Plasmids: Visualize Purify...Yoshimi, K., Okuzaki, Y., Gee, P., Kunihiro, Y., Sonpho, E., Xu, H., Sasakawa, N., Naito, Y., Nakada, S...