We narrowed to 963 results for: APP
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TypeBlog Post...tools Once you’ve selected the class of tool appropriate for your experiment, you’ll need to find a specific...Yizhar, O., & Deisseroth, K. (2012). Principles for applying optogenetic tools derived from direct comparative...
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Hot Plasmids: Spring 2025
TypeBlog Post...popular choice for a variety of synaptic imaging applications. Find iGluSnFR4 plasmids here! Aggarwal, A....that they could reprogram the genomic target by swapping the homology arms for new targets. And, importantly... is scarless, unlike previous integrase-based approaches. Find STITCHR plasmids here! Fell, C. W., Villiger... -
Technologies Enabled by NanoLuc® Luciferase
TypeBlog Post...et al (2). In this post, I’ll cover two great applications of the NLuc technology. The first couples NLuc...the coupled luciferase. This strategy was first applied using RLuc8, an engineered Renilla luciferase, ...fluorescence. The paper reports a wide variety of applications of the Enhanced Nano-Lanterns including monitoring... -
Transferable Skills Guide: Teamwork
TypeBlog Post...cross-team guy” at Addgene, an unofficial title that I happily embrace (and admittedly, I may have started that...identify as one. But some time around 10th grade, I snapped out of the phase of my life that had me listening...you’re part of a team - it will just make you a happier person. What does a good team need? Besides that... -
Quick Guide to All Things Lentivirus
TypeBlog Post...have been increasingly popular in fundamental and applied research since their first use in the early 90’... at transferring the gene of interest to the appropriate cells, it was obvious that its safety was a disadvantage...either tTA or rtTA (FUW-M2rtTA). In this kind of approach, a population of cells might express only the ... -
Isolating a Monoclonal Cell Population by Limiting Dilution
TypeProtocol...pool has been sufficiently selected with the appropriate antibiotic so that every cell in the culture ...stable cells such that the next day they will be approximately 50–60% confluent. For 293T cells this is about...confluent or the medium is acidified (i.e., the medium appears orange/yellow if using a standard phenol red pH...counting the cells. When you ultimately transfer approximately 50–100 cells to the conditioned medium, it will...solution at a concentration of 5 cells/mL. Prepare approximately 10 mL of this cell solution for each 96-well...which you see growth. At this time, the cells will appear as colonies in the well ( Figure 1 ). You will ... -
CRISPR 101: Multiplex Expression of gRNAs
TypeBlog Post...chance that all the edits you want to make will happen. There are many reasons to multiplex gRNAs, some...adjacent to the sites. When digested with the appropriate Type IIS enzyme, the unique flanking overhang...subsequent “bricks” to be added one by one. This approach is especially useful for combinatorial analyses... -
CRISPR 101: Cytosine Transversion Editors
TypeBlog Post...huge innovation, there was a limitation to this approach. CBEs and ABEs are base transition editors. They...GBEs), Xueli Zhang’s lab, returned with a unique approach to improving C → G editing. Instead of fusing ...abasic site. In this post, it refers to the same approach as a CGBE. BER Base Excision Repair A cellular... -
Starter Guide to induced Pluripotent Stem Cells (iPSCs) Part 2: Reprogramming and Transdifferentiation
TypeBlog Post...process is favored over the other. Cell conversion happens via: ReprogrammingA differentiated somatic cell...cells into another cell type. However, these two approaches differ in several ways. Below is a table listing...: 26042384. 27. Nejadnik, H., et al., Improved approach for chondrogenic differentiation of human induced... -
Protocol - How to Perform a Diagnostic Digest
TypeProtocol...contains the expected size insert. By selecting the appropriate enzyme(s), one can either linearize a plasmid...interest (see below for recommended amounts) Appropriate restriction enzyme (see manufacturer's instructions...instructions for proper amount) Approrpriate restriction digest buffer (see manufacturer's instructions) Gel...others. When choosing restriction enzymes for this approach, it is often a good idea to choose two different...products on a gel and those clones with the appropriately sized products should have the correct orientation... -
Centrifugation
TypeProtocol...container Personal protective equipment (PPE) appropriate for the biosafety level of the lab space Reagents... like the one in the picture above. Wear PPE appropriate for the lab space in which you are working. Even...that the centrifuge is clean and that everything appears to be working smoothly. Place your sample tubes... the centrifuge so that the pellets form in approximately the same place in each sample. Place the centrifuge...according to speed and time (and temperature, if applicable) listed in your protocol. Pro-Tip Spin speed ... -
Protocol - How to Run an Agarose Gel
TypeProtocol...than longer ones. Thus, you can determine the approximate length of a DNA fragment by running it on an ... bromide (EtBr) to a final concentration of approximately 0.2-0.5 μg/mL (usually about 2-3 μl of lab stock... bands will be differentially intense. If this happens, you can just soak the gel in EtBr solution and...Run the gel at 80-150 V until the dye line is approximately 75-80% of the way down the gel. A typical run...are usually referred to as ‘bands’ due to their appearance on the gel. Pro-Tip If you will be purifying ... -
Coomassie Purity Stain of Recombinant Antibodies
TypeProtocol...microcentrifuge. Remove the gel from the plastic wrapper and rinse with deionized water. Gently remove the...5 µL of the prestained protein ladder to the appropriate well. Pro-Tip When possible, skip one lane before...µL of each recombinant antibody sample to the appropriate well. Pro-Tip Leaving clear lanes between samples... Take a brightfield image of the gel with an appropriate imaging system. Figure 1 Recombinant antibody...Gels . Select Plot Lanes . One graph per lane will appear with peaks representing each protein band. Use ... -
New Antibodies in the Lab Animation!
TypeBlog Post...Thinking about using antibody-based applications in your experiment...but not sure where to start or ...or quick refresher on — these common antibody applications. Thanks for watching, and we hope you found... -
#DeckTheLab to Win a Tasty Winter Treat This Holiday Season
TypeBlog Post...wintertime festivities! Help us spread some cheer by snapping a photo of you and your labmates celebrating the... the New Year. Will your lab be a lucky winner? Happy holidays from all of us at Addgene! We look forward... -
'Tis the Season to #DeckTheLab
TypeBlog Post... Why #DecktheLab? Help us spread some cheer by snapping a photo of you and your labmates celebrating the... the New Year. Will your lab be a lucky winner? Happy holidays from all of us at Addgene! We look forward... -
SciComm with the Experts at Science in the News Part 1
TypeBlog Post... when Communicating with Non-Scientists How to Approach Different Audiences Listen to the SITN Podcast...Addgene Blog Check Out our Interview with Science Rapper Tom McFadden Learn about SITN's work at DayCon ... -
Twelve Amazing Guest Blog Contributors!
TypeBlog Post...Performing In Vivo CRISPR Screens Using the FITS Approach Caitlin Faulds, who introduced the very first...Modular Cloning and Plasmids 101: Modular Cloning Applications and Kits We are very grateful for each and... -
Weighing Reagents Protocol
TypeProtocol...the basics of how to weigh reagents. Wear the appropriate personal protective equipment (PPE) prior to ...contain the reagent while on the balance, and an appropriately sized container to put the reagent in. For some...container. Dispose of the excess material into an appropriate waste container if the material is biohazardous...biohazard solid waste container. Conclusion Appropriately weighing reagents is important to ensure the... -
Antibody Data Repositories and Search Engines
TypeBlog Post... specificities, from target-specific ones to application-specific ones to anything goes. We've shared ...repositories and search engines Website Targets Application Purpose Notes Antibodypedia Any Any...