We narrowed to 1,052 results for: STI

...potential for therapeutic drug discovery as it is estimated that 75% of disease causing genes in humans have...Stainer group determined that there are actually two distinct populations of β-cells that originate in different...other model organisms. Worms have been used to investigate an array of biological systems and processes ...PubMed PMID: 9486653. Hesselson, Daniel, et al. "Distinct populations of quiescent and proliferative pancreatic...19706417. PubMed Central PMCID: PMC2736433. Howe, Kerstin, et al. "The zebrafish reference genome sequence...

...GFP-like probes by supplying a single gene to cells. Still in bacteria, which do not produce BV, an additional...mouse. Image courtesy of Axel Nimmerjahn (Salk Institute for Biological Studies) Multiple uses: From...applications.  There is a whole set of spectrally distinct (e)miRFPs available. The numbers in (e)miRFP names...occurring due to protein synthesis, degradation, or reconstitution (reviewed in Shcherbakova et al., 2018). For...developed based on mIFP6. Learn more about the characteristics, performance, and applications of near-infrared...

...article is to provide enough background for you to distinguish the features of any common lab strain and determine...them in 1885. E. coli are mainly found in the intestinal tract of animals. There are many different naturally...hsdR(rk-, mk+) Unmethylated DNA not degraded, cell still can methylate DNA   hsdS(rk-,mk-) Unmethylated... Hte   High transformation efficiency deoR constitutive expression of genes for deoxyribose synthesis...strains; however, these tables are by no means exhaustive! For a more comprehensive list and additional...

...ve reduced the chance of off-target effects, you still need to do your due diligence to ensure they are...here. For some applications, this is ok, but it still must be controlled for and acknowledged as a potential...downstream characterization of, isolating 2 or 3 distinct clones to perform key experiments on is a good...principle holds true - the higher the number of distinct editing events, the lower the likelihood of an...transduction control, a different gRNA would have distinct off-target sites, eliminating its effectiveness...

...chemical input to an RSM drives expression of a distinct large serine recombinase that recognizes its own...demonstrates an example of a register that enters distinct states when treated with different combinations...designs, we have observed that certain GRSMs may still not perform as expected, perhaps due to idiosyncrasies...the same gene regulation program. We recommend testing multiple register designs for the same gene regulation...described in the literature (5, 6) and may be substituted for one another in an RSM. The predictability...

...was fascinated by CRISPR and rushed to test it. I still remember the day, March 16, 2014, that I got my ... in to repair the damage. If all they can do is stitch the two broken ends together through non-homologous...transmission of the transgene, this technique is still in need of improvement. Also when working with CRISPR... discovered in an obscure bacterium and that we still have much to learn from biology in all its forms...editing.     Haoyi Wang is a professor at the Institute of Zoology, Chinese Academy of Sciences, and he...

... transcription factors, or when the gene is constitutively-active or a dominant-negative mutant. Reducing... TALENs, and ZFNs). However, several challenges still remain, such as making gene edits completely seamless...researcher may subsequently kill off any cells that still contain the donor plasmid after excision by PBx,... technology using a site-specific nuclease to stimulate homologous recombination and Footprint-Free™ removal...and I. M. Verma, “Functional Gene Correction for Cystic Fibrosis in Lung Epithelial Cells Generated from...

...Fellow in the Church and Collins labs at the Wyss institute for Biologically Inspired Engineering. Alex is...CRISPR during his postdoc 12:01 - 13:21 : The Wyss Institute for Biologically Inspired Engineering and why .... 13:22 - 22:07 : Alex's projects at the Wyss Institute - New CRISPR tools and the importance of moving...26 - 33:08 : Plans for future work at the Wyss Institute. 33:09 - end : How Alex hopes to help Addgene ...

...far? Do you have any suggestions for this year’s teams that may be procrastinating choosing their costume...these. Addgenies have been organizing Halloween festivities for years – searching our photo archives I found... ultimate prize – a glorious trophy. Sure it’s plastic and you have to share 1 trophy among 6 people, ...

... service, AAV Packaged on Request  has seen a fantastic response from the research community. Customers...minBG-jRGECO1a-WPRE3-BGHpA PHPeB Biosensor The Allen Institute for Brain Science New viral tool AiP14360:...minBG-jGCaMP8s-WPRE3-BGHpA PHPeB Biosensor The Allen Institute for Brain Science New viral tool AiP14361: ...minBG-jGCaMP8s-WPRE3-BGHpA PHPeB Biosensor The Allen Institute for Brain Science New viral tool pGP-AAV-CAG-FLEX-jGCaMP8m-WPRE...

...our in-stock service: ddPCR, purity testing, and sterility testing, plus viral genomic sequencing to confirm...webpage to get started with your browsing and requesting. If you’re curious about the service, read on...on Request AAVs are a big deal, so if you have questions, we have plenty of information available for you...

...service and is ready to use out of the box. We estimate that providing cloning grade DNA could save scientists...Plasmids offered as cloning grade DNA As we begin testing out this service, we’re starting with 210 plasmids...molecular biology experiments such as cloning, digestions, PCR etc. and/or directly long term storage. ...service in the future using the Cloning Grade DNA Suggestion Form.  Additional resources on the Addgene blog...

...science policy career and this seemingly simple question is a moving target. There are a multitude of options...policy? I’ve intentionally started with the ‘who’ question because the science policy community is the best...start. What is science policy? THE IMPOSSIBLE QUESTION. Science policy is the work you do to creatively... I would argue that this is the most important question that you can explore. The answer will help you...interviews or essays. Note: the answer to this question may change over time and that’s perfectly normal...

...hydrogen bonds and a base-pair size nearly indistinguishable from a Watson-Crick base pair, are joined ... ́-phosphate to the ligation). The structural/mechanistic reason for this differential is not known for...Despite this higher fidelity, Taq DNA Ligase can still detectably ligate many T:G, T:T, and A:C mismatches...In this method, substrate pools were prepared consisting of one target (template) strand and four upstream...Reaction Temperature Calculator can be used to estimate an appropriate incubation temperature when using...

...development of phage-based therapeutics. After a brief stint at the venture capital firm, Flagship Ventures, ...opposed to therapeutics 15:15 - 16:26 : Means for testing for pathogens in food products prior to Sample ... from developing therapeutics to developing a diagnostic? 36:53 - 38:00 : As an entrepreneur, is it more...Read Sample 6's Paper on Bacteriophage-based Diagnostics Additional Resources on the Addgene Blog Check...

...plasmids to more than 90,000 scientists at 5,200 institutions in 82 different countries. We continue to ship...plasmids, analyze QC sequence, answer scientists' questions, manage our website, and continue to improve the...plasmids. The partnerships and collaborations with institutions and tech transfer offices that facilitate MTAs...improve, so thank you. 500,000x Thank You! Have a question? Email: [email protected] Call: +1 (617) 225...

...to be used as research tools is particularly interesting. Although humans have known about bioluminescent...bioluminescent organisms and their characteristic radiance for some time – there are records describing them dating...ring that glows with a faint green light. To investigate this green glimmer, Shimomura collected many,... Roger Tsien resulted in much of our current mechanistic understanding of GFP’s function. His lab described...

...microscope designs may further exploit the unique characteristics of fluorophores to block out of focus fluorescence...for a new sample I always start by asking two questions: 1) Is the sample dynamic or static? 2) Is the...the sample thin (< 15 μm) or thick? These questions will place each sample into one of four categories ...blurry out-of-focus light. The most difficult characteristic to capture in these types of samples is their...from a well-established microscopist at your institution when heading into a new set of experiments. ...

...proteins, so you can't distinguish the different proteins from each other. To distinguish different target ...inside the cells and are thus typically used for distinguishing live from dead cells. The combination of antibody-fluorophores...fluorophore? Strong brightness makes it easier to distinguish a signal from noise; therefore, it is recommended...Harvard Medical School. His projects include investigating negative regulators of T cells and cytokine ...

...Kathleen Ottina and David Sabatini at the Whitehead Institute and MIT, started with a list of 17 signaling pathways...representing core nodes that, when over-expressed, constitutively activated or inactivated the pathway. “The ...environments, for example. “We’ve been contacted by investigators all over the world who are interested to use...pathways. With support from the National Cancer Institute, they expect to add another 200 or 250 constructs...