...useful, chemical fluorophores can still be used in a wide variety of experiments. Read more to find chemical...potential applications of R-bodies and to find a video of them in action. AAV: A Versatile Viral Tool for...interest to a variety of cell types in-vivo. These are widely used by the optogenetics and chemogenetics communities...pathways using light and chemicals respectively. Didem Goz Aytruk from Connie Cepko’s Lab at Harvard Medical...AAVs function and indicates important things to consider if you’re getting started with them. CRISPR Pairing...

...resources and experience to their advantage should they decide to produce virus on their own.Harvard researcher... What viral preps are available now? There are a wide variety of tools already available from Addgene ...be continually expanding our collection. We’ll provide a brief rundown of what lentiviral and AAV preps...it, modulate its expression, or perform a genome-wide screen, we’ve got viruses to help you out. Of course...the Addgene website. blog.addgene.org The blog provides tips for working with viruses including advice...

...developed and tested by ABRC staff. These kits provide in-depth, ready-to-teach lab protocols and supporting...supporting materials such as instructional videos and datasheets. The remaining kits were donated to ABRC...cycle, and is relatively easy to grow, it is an ideal organism for teachers looking to expand their science...outlined in ABRC’s kits vary by module. As a general guideline, experiments that include growing plants require...available via e-mail and phone to answer questions and provide support. Growing capacity - ABRC outreach today...

...service that we, as scientists, provide for journal editors to help decide whether work is suitable for ...of the 18th century. Yet the peer-review was not widely adopted by the scientific community until the mid...peer-reviewing journal submissions since 2015 for a wide variety of journals. Since then, I developed a routine...submitted paper in addition to the journal-specific guidelines.  Peer-review step 1: The first read At the first...

...through our hot plasmids articles. These articles provide brief summaries of recent plasmid deposits and ...a new CRISPR screening method that makes use of guide RNAs with internal barcodes (iBARs) in their loop...experimental replicates for each of the gRNAs. The idea was to assign four different barcodes to each of...covers every annotated human gene, it enables genome-wide screening with a high MOI, which is beneficial for... and can serve as a drug-screening platform to identify new antifungals that target calcineurin. Current...

..., Addgene will have unique Research Resource Identifiers (RRIDs) for each antibody, making it easy for...topics are discussed on Addgene’s blog and Antibody Guide, which include information about immunofluorescence...suggestions about how to make the resource better or ideas for new materials to add to the collection, please...find useful antibodies for your research. Please consider sharing your experiences with antibodies from ...Introduction to Immunofluorescence Addgene’s Antibody Guide The project is supported by a NIH BRAIN Initiative...

...transformation fall into two main categories: antibiotic/herbicide resistance and fluorescent proteins. Selection...undifferentiated plant cell culture), which is great for a wide variety of applications. But some techniques require...CRISPR-Cas9 gene editing, transformation may be identified by resistance to an antibiotic. Successful editing...therefore, are useful for research, and they are identified by a phenotype caused by the segregating mutation...these mutant plants. Using RUBY to simplify the identification of these mutants will speed up my work and ...

...important to use a high fidelity polymerase to minimize mutations. The fidelity of the polymerase becomes...as Addgene’s Sequence Analyzer, to allow you to identify which restriction sites are present in a given...compatible with a standard PCR reaction (see PCR Video). Therefore, our Forward Primer will use the sequence... chance for mis-priming, so you can use a pretty wide range of annealing temperatures, but you may need...

...this stage, only cells from the immune system show wide scale mobility with movement from the bone marrow...you can detect signal in thick specimens. See the video below for an example of two-photon intravital microscopy... in diverse tissue environments. These studies provide quantitative measurements of cellular motility,...and skin. Two-photon intravital microscopy. The video above depicts the infiltration of neutrophils expressing...technical specificities have to be taken into consideration especially in the use of fluorescent proteins... Addgene.org Check out Our Fluorescent Protein Guide Pages Find Plasmids for Subcellular Localization...

...scarless DNA constructs using homologous regions to guide the joining reaction. BioBrick Assembly will leave...fragments, and generate constructs for producing single-guide RNAs – but it also allows you to skip purification...NEBuilder HiFi so accurate (apart from the high-fidelity polymerase) is the ability to remove, reset and...freely available online. Its simple interface can guide you through both experimental and primer design ...single-stranded synthetic oligo to generate a single-guide RNA (sgRNA). Using only one single-stranded oligo...

...Nicholas T., et al. “Genome-wide analysis in vivo of translation with nucleotide resolution using ribosome...sequenced and aligned to the genome to determine genome-wide translational frequency. Although highly useful,...reporter mRNAs. Using translation inhibitors cycloheximide and puromycin, Halstead et al. verified that... translated, the SunTag sites on the nascent polypeptide recruit scFV-GFP, generating green puncta that...

...smaller fragments that are then barcoded for identification. This mixture of barcoded fragments is known...for each sample remain highly normalized across a wide range of input DNA concentrations. This process ...of 96 plasmids on a plate) will typically have a wide range of input quantities. This variation is problematic...are produced from large numbers of samples with a wide range of input concentrations (via proprietary chemistry...alternative to Sanger sequencing because the sample identity information is always displayed at the individual...

...working in academia or industry. At BosLab, we identify ourselves as part of a network of independent ...square, but we saw the potential in the space and decided to reactivate it. We started out by holding a few...from hacking probiotics to filming educational lab videos, while some are looking to develop new skill sets... mind. Thus, to encourage more involvement and provide all our members the opportunity to do molecular...project. This project was inspired by previous city-wide genomic studies and our study will involve getting...

... the widely used 293T. During vector production, assembled AAV vector particles accumulate inside the ...either associated with the outside surface of the exosome or are carried inside the vesicle, which may also...Addgene's viral service Find viral protocols and videos Find AAVs for your research ...

...physical location didn’t matter. I didn’t have to consider that aspect and I could plan more with regard ...depending on the conference, the audience can help decide which questions get answered. “You can upvote a...presenting is eye contact. “It’s important to keep your video on and look into the camera to make it seem more...on Twitter where each poster presenter had four “slides” to use for their poster, eliminating the need ...to make space for it,” says Bachle. “On the flip side, you can attend conferences for just a little bit...

...situation. But a few days later we had an idea. And this idea rapidly grew and became Crowdfight COVID-...modern science in our view. And it was this very idea that research is done better with others than by...has been essential to push certain projects. The idea behind the platform was simple: any person working...remote collaborations Read our Transferable Skills Guide article about external collaborations Resources...

...product because the plasmids in the library are identical except for the insert; there’s no need to sequence...results represent a successful amplification? To provide a point of reference, Addgene commonly prepares...results If your sequencing is successful, your NGS provider should return results in the form of many, many... want! At the end of the day, it’s up to you to decide your threshold of what a good amplification looks...post has helped clarify some of the important considerations when using, amplifying, and verifying pooled...

...efficiencies and expression levels in the cells. Ideally, the chosen reporter is unique to the cell, is ... generations. Stably transfected cells may be considered an entirely new cell line from that of the original..., NIH3T3, CHO, 293HEK, Jurkat T cells Blocks polypeptide synthesis at 80S; inhibits chain elongation 100...hygB HeLa, NIH3T3, CHO, Jurkat T cells Blocks polypeptide synthesis at 80S; inhibits chain elongation. ... 10-14 days depending on how quickly your cells divide. Gentamicin is often used as a supplement in mammalian...

...suggests a change to a slide, think about whether the same principle applies to other slides in your deck.  If... craft sentences for abstracts and presentation slides, learn from audiences as they do science outreach...of a new science communication initiative that provides yet more scientists with opportunities to practice...Resources on Addgene.org Check out how Addgene uses videos for science communication ...

...in the lab. This is commonly done using calcium chloride which permeabilizes the cell membrane so the bacteria...inject their genetic material into the cell. Once inside, phages can follow one of two different life cycles...both of these life cycles bacterial DNA can be accidentally packaged into the newly created phages. Transfer...referred to as transduction. Transferred DNA once inside the infected bacterium can either exist as transient...Addgene’s protocol page, which has both protocols and videos for techniques in basic molecular biology, plasmid...