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...represents the first decimal place. For the P20, this represents the second decimal place, and for the P2 this...receiving tube, place the pipette tip into the liquid. If this is a new container, place the tip near the...this represents the third decimal place. Procedure How to Pipette Now that you know the different parts ...indicate that the tip is not on the pipette properly. Place the pipette tip into the container you are using...

...solution. Place a mark on the side of the column where the compacted resin is slanted upward. Place column...Desalting Column’s bottom closure and loosen cap. Place column in a 50 mL conical collection tube. Centrifuge...discarding buffer from the collection tube each time. Place column in a new 50 mL LoBind collection tube. Slowly...the reservoir of the column. Fill the remaining space in the column with PBS and pipette several times...through into a waste container. Fill the remaining space in the column with PBS and pipette several times...

...will need to join to create your final plasmid. Adjacent segments should have identical sequences on the... that contain a 5′ end that is identical to an adjacent segment and a 3′ end that anneals to the target...60 bp long, with 30 bp matching the end of the adjacent fragment and 30 bp annealing to the target sequence...one part has half of the antibiotic gene and the adjacent part has the other half. Any colonies should have... antibiotic gene. This trick can also enable replacement of "inverse PCR" reactions with a two-part Gibson...

...Timeline Day 0: Seed and transduce cells Day 2: Replace media with fresh media containing selection reagent...an untransduced well by using 150 μL of media in place of virus. Seed 1,000 cells into each well of a 6...directly on top of the virus. Swirl gently to mix and place the dish in the incubator. Incubate for 48–72 h....step can be reduced to 8 h and the media can be replaced with DMEM complete. However, antibiotic-containing... Every 3–4 days, gently aspirate the media and replace it with fresh DMEM complete containing the appropriate...

... coat Close-toed shoes Gloves Eye protection and face shields, as needed Guidelines Your lab coat should...remain in the laboratory. When traveling between lab spaces, take your glove off of one hand and use your bare... on the type of sleeve. Lastly, don’t touch your face! Close-toed shoes and long pants should be worn ...your feet. Eye protection such as goggles and/or face shields can be used as needed. For BSL-2 work always...

...selection curve below. Carbenicillin is used here in place of ampicillin because carbenicillin is more stable... on top of the agar and gently spread over the surface until the liquid is mostly absorbed (there is a...visible volume of pooled liquid remaining on the surface). We use the micropipette tip itself to do the ...suspension onto the agar and gently spread over the surface until the liquid is mostly absorbed. The spreading...

...two methods: Method #1 Place the mixed oligos in a 1.5mL microfuge tube. Place tube in 90-95°C hot block...temperature (~45 minutes). Method #2 Place mixed oligos in a PCR tube. Place tube in a thermocycler programmed...

...an automated ELISA plate washer. Seal the plate. Place the plate on a microplate shaker set at 400 rpm ...an automated ELISA plate washer. Seal the plate Place the plate on a microplate shaker set at 400 rpm ...

... opens in a new window) (3,180 cm 2 - the same surface area as 21 x T-175 flasks). Cell stacks provide...these cells are very loosely attached to the dish surface and should be handled carefully. Avoid touching...other than PES. AAV particles stick to many other surfaces, but do not stick to PES. Using a PES filter will... toward the cap. If the media touches the cap, replace it with a new one before putting the CS5 in the...

...oligos are cloned into the AgeI and EcoRI sites in place of the stuffer. The AgeI site is destroyed in most...one 7kb and one 1.9kb. Cut out the 7kb band and place in a sterile microcentrifuge tube. TIP: When visualizing... the media to remove the transfection reagent. Replace with 5 mL fresh DMEM + 10% FBS + penicillin/streptomycin...20 hours. Remove the virus-containing media and replace with fresh media. Do not add puromycin until at...should be worn at all times. Use plastic pipettes in place of glass pipettes or needles. Liquid waste should...

...at a lower voltage. You will want to have enough space around each band to cut without having DNA in other...Notes: To protect the UV box, it is a good idea to place the gel on a glass plate if available. Unlike the...than a certain total volume of gel per reaction. Place the gel in a labeled microfuge tube. Using a scale...

... from light. Procedure Section 1: Seeding cells Place a sterile poly-D-lysine coated coverslip in each...Alternative fixation methods such as methanol or acetone may be better for some applications. Remove the...mounting medium to the microscope slide. Gently place the coverslip on the microscope slide with the cell...

...dissolved in dH 2 O. *Carbenicillin can be used in place of ampicillin. Carbenicillin is more stable, so ...later if your forget your bottle in the autoclave. Place the gel mix in the autoclave and run on a setting...to allow them to dry. After overnight drying, we place the plates in a plastic bag with an absorbent material...

...Protocol Option #2) Water-saturated Phenol 2 M Sodium Acetate pH 4 Chloroform/Isoamyl alcohol (49:1) 75% Ethanol...hazards for these reagents. Work in a well-ventilated space and under a fume hood when working with the volatile...sequentially to 1 mL of lysate: Add 0.1 mL of 2 M sodium acetate (pH 4.0), mix thoroughly by inversion. Add 1 mL...

...until dried before overnight incubation if needed. Place 100 mL sterile LB at 4 ℃. Day 2 (morning) Before...transformation efficiency! Ensure that no arcing is taking place during electroporation. Arcing would manifest as...obtain sufficient intact pooled library even in the face of a recombined fraction but care must be taken ...

...cells AAV Purification by Iodixanol Gradient Ultracentrifugation Protocol Mulitchannel Pipetting Technique...personal protective equipment, setting up a clean workspace, and maintaining sterility while working. AAV ...

...Day 1: Transduce cells Day 2 (am): Remove media, replace with fresh media Day 4–5: Count fluorescent cells...Incubate for 48–72 h. Gently aspirate media and replace with 1 mL of PBS. Calculate the fraction of fluorescent-positive...

...2 (am): 18 h post transfection - Remove media, replace with fresh media Day 3 or more (am): Observe fluorescence...following morning, carefully aspirate the media. Replace the media with 15 mL of DMEM complete. Incubate...

... 2 (am): 18 h post-transfection. Remove media, replace with fresh media. Day 3-4 (am): Harvest virus Equipment...following morning, carefully aspirate the media. Replace the media with 10 mL of DMEM Complete or OptiPro...

...the lowest power objective to find your sample. Place your slide (or other sample type) on the microscope...stage. If using a slide, you can secure it into place using the metal clips on the stage. Turn on the ...