We narrowed to 849 results for: HA
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TypeBlog Post... editors be close at hand? Once again, this post has a lot of acronyms, so we've included a glossary at...or C substrates. The HuidaGene Therapeutics team has deposited their editors, called gTBE and gCBE, with... abasic site. The same protein (or its homologs) has more than one name. Indel Insertion/deletion A ...
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CRISPR 101: Off-Target Effects
TypeBlog Post...specific knock-out edits in a gene(s) of interest and has an average off-target frequency of 5%. Your experiment...Kostman. The most commonly used Cas, spCas9, has gone through multiple rounds of optimization which...where only DNA sites bound by Cas are sequenced, has been tested with some success. The major con is that... -
Synthesized by Ginkgo Bioworks, Shared by Addgene: SARS-CoV-2 Plasmids for Many Expression Systems
TypeBlog Post...slower, more traditional, QC process. While this has worked well for the early sets of SARS-CoV-2 materials...certain processes in both core operations. As it has been in much of the world, we have found ourselves... -
Scientists Map the SARS-CoV-2-Human Interaction Network
TypeBlog Post...time Since the publication of our paper, our group has been inundated with requests to share our plasmids...). Also, we’ve got to mention that our FedEx guy has been the best: Thanks, Todd! As you can imagine, ... -
Hot Plasmids - December 2019 - CRISPR pooled library, LipoGlo, CRISPRa, and Voltage Imaging Tools
TypeBlog Post... size distribution and concentration of ApoB-LPs has been shown to have a strong correlation with cardiovascular...indicators difficult to work with. The Gottschalk lab has surveyed a range of microbial rhodopsin GEVIs in ... -
Visualizing Genomic Loci with CRISPR-Sirius
TypeBlog Post...bind DNA targets without changing them. Thus, it has been widely adapted for a wide variety of applications...inhibition, among others. Over the past few years, dCas9 has also become a robust visualization tool to study ... -
Improving Transduction Efficiency with Exosome AAVs
TypeBlog Post...supernatant during the production phase. However, this has not been well characterized as it is not a common...microvesicles as a vehicle for drug delivery that has recently gained interest special contexts, such as... -
Targeted Mutagenesis with EvolvR
TypeBlog Post...used. EvolvR: key components The EvolvR system has two key components: the error prone PolI3M that’s...BioRender.com. The initial version of EvolvR has an editing window of ~17 nt from the nick site, which... -
Pushing the Limits of DNA Assembly
TypeBlog Post...HiFi DNA Assembly method from New England Biolabs® has minimal upfront requirements and allows you to expediently...yeast that same day. The field of synthetic biology has led to advances in biofuel generation, green chemistry... -
Quick Guide to Working with Drosophila Part 2: Controlling Gene Expression in Flies with Gal4/UAS
TypeBlog Post... chosen promoter, and Bloomington’s Stock Center has fly lines expressing Gal4 under a variety of promoters...finishing his immunology PhD at Harvard University. He has had nearly a decade of experience working with Drosophila... -
With Our New Viral Service, We're Taking CRISPR Further!
TypeBlog Post...with the indicated function. One huge reason CRISPR has become such a popular genome editing tool is its ...next-generation sequencing to ensure that the library has retained gRNA representation, produce high titer ... -
Communicating Your Science With Help From ComSciCon
TypeBlog Post...means persuading an employer that your past work has prepared you to contribute at a high level to their...rewarding. A truly passionate community of scientists has formed around science communication, including the... -
A Novice's Perspective on Neuroscience - SfN2017
TypeBlog Post...science writer Ed Yong’s book “I Contain Multitudes” has me considering the microbiome more often than not...these tools and to tell us how useful the service has been for their experiments. This helped reinforce... -
New Neuroscience Tool: The iGluSnFR3 Glutamate Sensor
TypeBlog Post...sfGFP to create SF-iGluSnFR. This improved variant has higher expression levels in bacteria and produces...ordered directly from Addgene. The Podgorski Lab has provided a brief breakdown of the promoter systems... -
Viral Vectors 101: The AAV Retrograde Serotype
TypeBlog Post...neurons, directs high-level transgene expression, and has retrograde functionality to monitor and map neurons...doors in neuroscience. The retrograde serotype also has promising therapeutic applications; it can enhance... -
Hot Plasmids - January 2023
TypeBlog Post...targeting, where siRNAs are ineffective and Cas13 has steep off-target costs. Additionally, this system...produced at Addgene and, as you might suspect, it has been one of our most commonly requested antibodies... -
A Deep Dive into BioBuilder
TypeBlog Post... receiving training modules in synthetic biology has grown into a recognized name in the field of STEM...logic gates. This BioBuilder-Caltech collaboration has resulted in a new BioBuilder book chapter and an ... -
Plasmids 101: Methylation and Restriction Enzymes
TypeBlog Post...restriction endonucleases. A given prokaryote typically has genes encoding one or a few restriction modification.... Using the same example plasmid as above (which has the XbaI site blocked by methylation), the figure... -
REPLACR Mutagenesis: Replacing In Vitro Recombination Methods
TypeBlog Post...disease. CRISPR has made genomic SDM relatively straightforward, but plasmid-based SDM has lagged behind... -
Dos & Don'ts When Publishing a Scientific Manuscript
TypeBlog Post...reagents. F1000Research, among many other journals, has joined a pilot project from the Neuroscience Information... up their own minds on whether the data analysis has been of good quality and whether they agree with ... -
Kiran Musunuru on the Newest TALEN Genome-Editing System
TypeBlog Post...and the master plasmid in one step. The kit also has other unique aspects that make it especially well-suited...for CRISPR/Cas9 (also available from Addgene) only has two plasmids. In many cases, CRISPR may be more efficient... -
Plasmid Cloning by PCR (with Protocols)
TypeProtocol...restriction enzyme based cloning. DNA replication by PCR has error rates that range from roughly 1 per 500bp to... -
Reagent Repositories Are Speeding up Science During the Pandemic
TypeBlog Post...which is now easily available through Addgene and has already been requested dozens of times in 2 weeks...Jackson Laboratory, a nonprofit research institution, has been able to rapidly propagate this strain, making... -
Expanding the Targeting Scope and Editing Efficiency of Adenine Base Editors
TypeBlog Post...editor in 2016 (Komor et al., 2016) and since then has been trying to expand their precision editing capabilities...contexts. References Gaudelli NM, Komor AC, Rees HA, Packer MS, Badran AH, Bryson DI, Liu DR (2017) Programmable... -
Hot Plasmids - March 2020 - base editors, GEVI, MoClo, and optogenetics
TypeBlog Post...easily assemble multiple DNA fragments. This system has been used to construct plasmids for use in model ...Cyanobacteria, a phylum of photosynthetic bacteria, has increasingly been recognized for its biotechnological... -
Developing a cold tolerant E. coli using specialized chaperones
TypeBlog Post...on holistic, community-centric science, our team has continuously engaged with a variety of stakeholders...Undergrad category at the iGEM Competition 2019. He has an active interest in scientific writing and science... -
Hot Plasmids - March 2019 - Anti-CRISPR, 2in1 Cloning, Fluorescent Voltage Indicators, and Photoswitchable Proteins
TypeBlog Post... Archon1 is bright, exhibits good localization, has high signal:noise ratio, high sensitivity, responds...levels are more evenly controlled. The Grefen Lab has utilized the 2in1 cloning system to generate a series... -
Photosensitizer Induced Cell Ablation with FAP-TAP MG-2I-dL5**
TypeBlog Post...dye, but has been modified with the addition of two iodine residues. Compared to MG, MG-2I has increased... -
Choosing the B(right)est Fluorescent Protein: Aggregation Tendency
TypeBlog Post...analytical ultracentrifugation yields an affinity and has been used to demonstrate that yellow fluorescent ...structure. Based on these data, we conclude that mKOk has dimerization tendency and is not suitable for protein... -
A Practical Approach to Choosing the B(right)est Fluorescent Protein
TypeBlog Post...well or cannot be detected in a microscopy setup has zero practical brightness and is of no use. Therefore... practical brightness can be made. This strategy has been used in yeast by Lee et al (2013) and in nematodes... -
Stabilized Bacterial Promoters: Constant Gene Expression at any Copy Number
TypeBlog Post... genes of interest into the chromosome. But this has its own set of problems. Rapidly dividing cells initiate...rounds of replication are initiated before the cell has divided. This means that genes located near the origin... -
Visualizing Protein Turnover In Situ
TypeBlog Post...Singer’s lab at Albert Einstein College of Medicine has recently published techniques to follow translation...Rojas! Eugenia Rojas, PhD is a neuroscientist who has always been deeply interested in neurobiology. She... -
Antibodies 101: Secondary Antibodies
TypeBlog Post... amounts or if the conjugated signaling molecule has a weak signal. For flow cytometry, secondary antibodies...introduction of antibody fragments, such as nanobodies, has introduced new options for increasing signal strength... -
Antibodies 101: Polyclonal Antibodies
TypeBlog Post... - typically within 2-4 months. After the animal has the desired level of antibodies in its bloodstream...their batch to batch variability. Once an animal has undergone a terminal bleed to acquire all of its ... -
Viral Vectors 101: Viral Applications
TypeBlog Post...hundred years ago. Since then, medical technology has changed a lot, but viruses have stuck around. Vaccine...been approved by the FDA, and this mode of delivery has a lot of clinical promise moving forward. What viruses... -
All in a Twist: dsRNA
TypeBlog Post...immune response machinery of the host. This pathway has been clinically exploited for antiviral purposes ...deplete expression of proteins of interest. RNAi has even made it into agriculture as species-specific... -
Viral Vectors 101: Gamma-Retroviral Packaging Systems
TypeBlog Post...gamma-retroviruses) in cancer and stem cell research has prompted the development of multiple virus packaging...components found within the backbone. For example: pLXSN has the wild type LTR, an MCS for cloning X gene, an ... -
It’s Bioelectric! An Exciting Interdisciplinary Field of Research
TypeBlog Post...For example, the Levin lab from Tufts University has used Arch (green-light activated proton pump) and...Allen Discovery Center. The future of this field has a high potential for the advancement of research ... -
Gendered Innovations: Why Does Sex of the Cell Matter?
TypeBlog Post... human suffering and death. Doing research right has the potential to save lives and money. A 2014 analysis...physiologic or pathologic processes. Much progress has been made in this area in recent years, and you can... -
New Tool for Lineage Tracing: The ClonTracer Library
TypeBlog Post...Vivo Pharmacology group at Novartis Oncology, Bhang has been working on using the ClonTracer library to monitor...allosteric inhibitors at Novartis. The ClonTracer library has been distributed all over the world and was recently...