We narrowed to 952 results for: cha;

...conformational change that placesTagRFP-T and Dronpa in close proximity. By monitoring changes in TagRFP-T... to blue light, CRY2 undergoes a conformational change that permits it to bind to the CIB1 (cryptochrome-interacting...optogenetic system (OptoSTIM1), caused two-fold faster changes in intracellular Ca2+ levels than the original ...techniques for live-cell imaging of the dynamic changes in biochemical activity within the cell. Their ...

...insertion, inversion, translocation or cassette exchange. By utilizing recombinases to manipulate genomes...Optogenetic tools use light to induce conformational changes in a protein.    Cells expressing an RFP...crRNA-guided DNA cutting, unlike other well-characterized Cas enzymes, which rely on multiple active sites...AAV-flex-taCasp3-TEVp here The red-shifted channelrhodopsin (C1V1) targeting parvalbumin cortical interneurons...use viral prep in serotype AAV5.  Get the channelrhodopsin here Astrocyte specific tight affinity glutamate...

...again to science.   Acknowledgements Chan Zuckerberg Initiative Chan Zuckerberg Biohub Manuel Leonetti Ryan...contributed by Greg Dingle, a software engineer with the Chan Zuckerberg Initiative. We hereby announce the general... us your questions or comments to gdingle@chanzuckerberg.com. We're eager to hear your thoughts. Many...Dingle! Greg Dingle is a software engineer with the Chan Zuckerberg Initiative, working on assignment at ...

...promising therapeutic tools. The two unique characteristics that define stem cells are: Their ability...disadvantages. Here is a table listing some of them: Characteristic ESC ASC Self-renewal High Low once isolated...Embryos are destroyed during ESC isolation. Low Chances of post-transplantation rejection when used therapeutically...patient’s adult cells when used therapeutically, the chances of post-transplantation rejection are low. Further...Central PMCID: PMC2752493. 4. Bongso, A. and M. Richards, History and perspective of stem cell research...

...Although FPs have enabled discovery of many cellular mechanisms, there are some limitations to working with FPs...the tag for each insertion. Also, it remains challenging to screen for the genetically modified strains...SpyTag). The Foerstemann lab developed a polymerase chain reaction (PCR)-based system that allows users to...can be modified to assay additional protein characteristics. For example, Masato Kanemaki's lab has developed...base-specific gene tagging using a ligase-4-dependent mechanism.” Nat Commun. 7 (2016):12338. PubMed PMID: 27465542...

... plasmid via sequencing or restriction digest. Chances are, you’ll even have DNA left over for other applications... the culture medium. Improve the culture media Changing to a richer media or adding supplements can improve... low copy plasmids or slower growing strains, a change in media may be advantageous. Reduce the antibiotic...oxygen for optimal growth, as insufficient gas exchange will prevent your cultures from reaching the desired...shaker speed is fast enough for sufficient gas exchange in the overnight culture. Generally, large cultures...

...conformational change to bring two FPs on a single protein closer together or further apart. Changes in distance...dimers can form in the absence of environmental changes that the biosensor is designed to detect resulting...reporters for your studies and greatly lower your chances of finding artifactual results. Many thanks to...14581454. PubMed Central PMCID: PMC2173526. 2. Zacharias, D.A., et al., Partitioning of lipid-modified ...

... Protocol Exchange Website: http://www.nature.com/protocolexchange/ Nature Protocol Exchange (NPE) is ...your favorite protocols for future reference. The exchange currently boasts over 2,500 protocols covering...life science labs and offers the service free of charge to scientists by allowing companies to pay publish...

...enable plant science in general. We are funded by a charity and since we are making all the tools for plant...fluorescent proteins. Visualizing fluorescence can be challenging in plants because of the auto-fluorescence of...U.K. organization called Athena SWAN that is a charter for advancing women in science. Universities sign... been a lot of engagement with the Athena SWAN Charter and it has really strengthened the network of female...tell them to work in plant science. I think their chances of doing something amazing will be equally high...

...you select? In this blog, we’ll break down the mechanism of action of the most common antibiotic resistance...presence of an antibiotic resistance gene is a mechanism to culture only bacteria which have retained a...carb and amp, due to their common degradation mechanism. How to choose between the two? Carb is generally... colonies are an issue. Pros: Very stable, interchangeable with Amp, timesaving for transformations. Con...similar relationship as amp and carb (they are interchangeable). Like carb, spectinomycin is the more stable...

...that you will contribute openness, clarity, approachability, and professionalism to team meetings and projects...yourself  standing in front of a crowd and using your charisma to give people hope for some shiny vision on the... you’re more of a leader than you thought! When change happens at your organization, when your boss needs...presents itself even outside of work, consider challenging yourself, take the opportunity, and discover ...to manage these responsibilities. If you are in charge of completing many meticulous protocols or tasks...

...coordinating the annual Math & Science Night, a chance for parents and other members of the community ...district that has a lot of parents in STEM careers, chances are they’re wondering how they could contribute...etc. Though I talked about CRISPR’s molecular mechanism, I was careful to keep it relatively simple. I... key concepts (Fig. 2). One thing I will likely change for next time is giving fewer examples and think...much in the making. One of the exciting, and challenging, aspects of talking to 8th graders was the broad...

...plants produce lots of seeds. More seeds mean more chances to recover a transformant. Use young plants: If...flowers to Agrobacterium. More seeds mean more chances to recover a transformant. Use lots of plants: ...per construct I transform. More seeds mean more chances to recover a transformant. Remove mature siliques...Agrobacterium all over your gloves, so be sure to change gloves between constructs if you are transforming...This won’t hurt them, and it will increase the chances of tDNA integration. Selecting Arabidopsis transformants...

...may provide a method for doing just that. While challenges remain in the delivery of these agents, CRISPR...resistance using multiple approaches. Major restaurant chains including Chipotle and Panera Bread have pledged...remain to help recolonize the niche, reducing the chance of an opportunistic infection like for organisms...quinolone resistance, mediated by a single base pair change in DNA gyrase, CRISPR phagemids were cytotoxic .... PubMed Central: PMCID: PMC4317352. 3. Beisel, Chase L., Ahmed A. Gomaa, and Rodolphe Barrangou. “A CRISPR...

...developing novel technologies to analyze molecular mechanisms of genome functions such as epigenetic regulation...epigenetic regulation. To elucidate molecular mechanisms of regulation of genome functions, we need to...will markedly accelerate research of regulation mechanisms of genome functions in the hope of developing... which is very disappointing. I hope I can help change the situation in the future. Addgene: What advice... they may be able to achieve something that may change the rules of the game. In this regard, I believe...

...buy that charming fixer-upper house you have always admired or volunteer to lead a charitable cause.  ... your work. Nobody wins, and you need to make a change. #2 Thou shalt sometimes put work ahead of life... spouse won’t be at every school performance, chaperone every field trip or cheer at every soccer game...your plan to live a good life may be the most challenging assay you will ever have the opportunity to develop...

...and Discovery As part of their quest to find, characterize, and develop new CRISPR systems and technologies...proteins that could cut RNA or DNA via a CRISPR mechanism. The weird black pellet's DNA yielded a new CRISPR...Prime editing — the ability to now make any small changes, including base edits, insertions, and deletions...right integrase for this new approach proved a challenge. The old standby of CRE/flp didn’t work – it turns...be independent of gene repair.) This lowers the chance of the insert being “dropped” in the wrong place...

...gRNA together (~4.2 kb) into an AAV vector is challenging due to its packaging capacity of AAV (~4.7 kb...the group to focus their efforts on SaCas9 characterization for in vivo studies. One of the pitfalls of...genes, they saw indel formation and phenotypic changes as early as 1 week post-injection. Livers from ...jejuni (CjCas9) is the smallest Cas9 ortholog characterized to date. Kim et al. successfully used CjCas9...transgenes might seem daunting, it’s actually a challenge that the field has overcome with split AAVs. In...

...When you think of Addgene, chances are software development is not one of the things that comes to mind...the flexibility to adapt and easily respond to changing needs of the teams at Addgene. Another advantage...to bake a cake. Instead, you go to a store and purchase flour. However, buying a bag of flour is not the...updated in several years) or they make significant changes that make it incompatible with our software. When...Python 2.7 to Python 3.5. There are significant changes to the language and it took us a total of two years...

...Addgene’s YouTube channel.   Figure 4: Global viewership of the Addgene YouTube channel, 2023. Views from...protocols. In 2013, we launched the Addgene YouTube channel to add a strong visual component to our educational...is achieved through interconnected incremental changes. It was only after creating a plasmid repository...learned about the importance of smaller, systemic changes, like using alt-text, captions, and inclusive design...