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...phosphodiester linkages, which permanently join the nucleotides together. After ligation, the insert DNA is physically... likely to ligate to itself rather than to the desired insert. If you are in this situation, it is important...reactions. Because ligase buffer contains ATP, which degrades upon freeze/thaw cycles, it is a good idea to ...

...maximum possible setting on the pipette, set the desired volume of the liquid on the pipette. Depending ...of the pipette. Select the pipette tip that is designed to fit your pipette. To load a tip onto a pipette...from the container making sure not to touch the sides of the container with the pipette. Discard the pipette...

...Last Update: Feb. 8, 2018 Equipment Desktop microcentrifuge Desktop vortexer Vacuum (optional) Reagents... several μg/μL. The protocol below is meant to describe the general procedure for purifying plasmid DNA...

...with Lentivirus You may also like... Viral Vector Guides Virus Blog Posts Mol Bio Protocols Viral Service...dilutions and pick the population that has the most desirable level of expression. Over time, transgene expression...from Feng Zhang (Addgene plasmid #52962 ) and is described in Improved vectors and genome-wide libraries ...

...Vector Guides Virus Blog Posts Molecular Biology Reference Introduction This protocol describes how to...QuantaSoft software to set up a new plate layout. Designate the sample name, experiment type, supermix type...

...Collection of guides that describe how popular scientific techniques work... Science Guides Addgene has created... created the following guides to help you start learning about various scientific concepts related to ...to our plasmid collection. Find links to the guides below. Antibodies Chemogenetics CRISPR Optogenetics... sets. Read More Viral Vectors Find educational guides to learn more about the different types of viruses...

...samples, place 1-2µL of mini-prepped DNA onto the pedestal. Close the lid and click measure, be sure to record...Repeat for each sample. Notes: Keep in mind that despite the accuracy of the NanoDrop, if two consecutive...

...and with a clean, sterile razor blade, slice the desired DNA fragment from the gel. Notes: To protect the...down on the UV box and trim the top, bottom and sides with the razor blade. This is especially important...

...Lentivirus Production You may also like... Viral Vector Guides Mol Bio Protocols Introduction This protocol can...recheck the pH to prevent over or undershooting the desired pH. Allow the solution to mix for 10 min and then...

...Ultracentrifugation You may also like... Viral Vector Guides Virus Blog Posts Mol Bio Protocols Introduction...preparation. The 15% iodixanol step has 1M NaCl to destabilize ionic interactions between macromolecules. The...

...-agar 1 L Sterile H 2 O Sterile plates of your desired size - we usually use 60 mm x 15 mm plates which...next to the flame and begin pouring. Measure your desired amount of agar with a pipete for the first plate...

... Biology Reference Introduction This protocol describes how to extract RNA from tissues or cells without...precipitation, and resuspension. This protocol provides two options: using Solution D (see reagent section...

...Guide Virus Blog Posts Introduction This protocol describes how to use droplet digital PCR (ddPCR) to titer...QuantaSoft software to set up a new plate layout. Designate the sample name, experiment type, supermix type...

...plasmid DNA, the plasmid will already be in your desired bacterial strain and you will not need to obtain...

... Bacterial Culture Introduction This protocol describes methodology for plating antibiotic over-agar for...

...for Lentivirus You may also like... Viral Vector Guides Virus Blog Posts Mol Bio Protocols Viral Service...

...Because of this, nearly all plasmids (even those designed for mammalian cell expression) carry both a bacterial...

...for Lentivirus You may also like... Viral Vector Guides Virus Blog Posts Mol Bio Protocols Viral Service...

...gene of interest in cell culture. This protocol describes how to transfect suspension HEK293 cells with ...

...Green Technology You may also like... Viral Vector Guides Virus Blog Posts Mol Bio Protocols Introduction...