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...are having trouble getting colonies, you might want to use higher competency cells. Additionally, if your... on your gene of interest (YGOI for short). You might need to express YGOI in cultured mammalian cells...the digest go at least 4 hours and as long as overnight. If you are going to use only one restriction ...final product is going to be very large (>10kb) you might want to use electro-competent cells instead of the...insert plate that are not correct. If you have a high number of colonies on your recipient plasmid alone...more colonies you will need to pick) and grow overnight cultures for DNA purification. After purifying...

...significantly higher density than water, then you may need to fill the blank based on weight instead of ..., which is generated by spinning the sample at a high speed. Being able to separate solids from a liquid...Centrifuges sit on the floor and can be about bench height. They often spin at similar speeds to their smaller...larger containers, but they can also rotate at much higher speeds and are used for more specialized techniques...distributed evenly around the center (see image to right). Even distribution ensures that the centrifuge ...

...will often get higher transformation efficiencies with less DNA, especially when using highly competent cells...transformation efficiencies upon thawing. For the highest transformation efficiency, we recommend that you... for the purposes of storage and amplification. Higher efficiency cells are more important if you will...won't grow in colonies. Incubate plates at 37°C overnight. Tips and FAQ How can I save time when carrying...reduce the efficiency of the transformation, so when higher efficiency is needed follow the complete protocol...

...Use a "Universal" SYBR master mix which contains a high-quality DNA polymerase and a blend of dTTP/dUTP ... use plasmid #59462 from Addgene. The values highlighted below in red were calculated using this plasmid...of Addgene plasmid #59462 : 1.07 μg/μL Molecular Weight: 6208 bp x 650 dalton/bp or (g/mole)/bp = 4.03 ...Dilution 8 20 uL Dil. 7 80 uL 5X 3125000X Dilutions highlighted in green are the ones loaded onto the qPCR plate...

...acrylamide when immunoblotting high molecular weight proteins and higher percentage acrylamide when immunoblotting...protocol may need to be adjusted to accommodate slight differences between products. Addgene does not ...immunoblotting low molecular weight proteins. This protocol uses a dry transfer device but can be adapted...typically between 1–10 μg/mL. Incubate the membrane overnight in primary antibody at 4 °C on a rocking platform...

...subtract the weight of the empty tube from the weight of the tube with the gel fragment. The weight of the ...gel in a labeled microfuge tube. Using a scale, weigh the tube with the gel fragment after zeroing the... the gel percentage to get better separation. A higher percentage agarose gel will help resolve smaller...

...sample Using a Light Microscope Learn about the parts of a light microscope and its use Weighing Reagents Learn...applications, with videos for select protocols in the right-hand column. You can find even more video content... Learn how to weigh laboratory materials on a balance Basic Molecular Biology These protocols are the ...

...controller Hazardous waste container Reagents DMEM high glucose, Corning 10-013-CV L-alanyl-L-glutamine ...alternative, such as glutaGRO) To a 500 mL bottle of DMEM high glucose, add 55 mL of heat-inactivated FBS and 5mL...sample of possible dilutions. You may want to try higher/lower dilutions depending on your downstream applications...transduced with lower dilutions of the virus will have higher levels of expression. Consider expanding populations...population may drop. This is because cells that express high levels of the transgene may have reduced growth ...

...counter Reagents Polyclonal stable cell pool DMEM high glucose, Corning 10-013-CV L-alanyl-L-glutamine ...alternative, such as glutaGRO) To a 500 mL bottle of DMEM high glucose, add 55 mL of heat-inactivated FBS and 5...for one 96-well plate. Allow the cells to grow overnight. Replace the medium on the cells and collect the...conditioned medium, it will be more accurate if a higher volume of homogenized cell solution is transferred... Western blotting to screen for lines with the highest or lowest transgene expression ( Figure 2 ). Sample...

...PES. Using a PES filter will maximize titer . DMEM high glucose, Corning 10-013-CV DMEM, low glucose (1 ...alternative, such as glutaGRO) To a 500 mL bottle of DMEM high glucose, add 55 mL of heat-inactivated FBS and 5...dissolved. Pro-Tip This step is challenging due to the high viscosity of PEG. Stirring under medium heat will...precipitation. Precipitation of the viruses can proceed overnight at 4 °C if needed. Transfer the entire sample ... prep . The clarified supernatant can be kept overnight at 4 °C before proceeding with the purification...

...Inoculating an Overnight Liquid Culture . After you have bacterial growth, add 500 μL of the overnight culture...bacteria onto an LB agar plate . Grow your bacteria overnight at the appropriate temperature. Growth conditions...page. The next day you will be able to start an overnight culture for plasmid DNA prep the following day...

... homepage! You can track the number of plasmids right below the search bar and more stats further down...

...a: That will warm up the entire lab (hint: you might need some mini marshmallows…). We’ll choose 4 submissions...

... annual #DeckTheLab contest. The bar is set very high from last year’s impressive entries, but we have...

...starting their careers in the lab and even those who might just need a refresher on some best practices for...

...! Our mascot who has supported us over the past eight years now has a new friend to join them. Blugene...

... to me… Antibodies developed by IPI!   🎶On the eighth day of Antibody, Addgene gave to me…  A recombinant...

...container Inverted fluorescence microscope Reagents DMEM high glucose, Corning 10-013-CV L-alanyl-L-glutamine ...alternative, such as glutaGRO) To a 500 mL bottle of DMEM high glucose, add 55 mL of heat-inactivated FBS and 5...each well of the 6-well dish. Incubate the cells overnight. If using freshly collected virus, filter through...If you anticipate that your viral stock will be higher titer, consider additional dilutions. Dilution ...

...Segment on mCyRFP1 Hot Plasmid 4: mScarlet - a new, bright, and monmeric red fluorescent protein.  Listen ...

...protocol may need to be adjusted to accommodate slight differences between products. Addgene does not ...mg/mL DAPI solution to 100 µL PBS. Protect from light. Prepare a 300 nM DAPI working solution by diluting...DAPI stock solution into 5 mL PBS. Protect from light. Procedure Section 1: Seeding cells Place a sterile...Pro-Tip The plate can be wrapped in foil to block light. Remove the secondary antibody and dispose of it...