...operations for the coming week. In an abundance of caution we are going to go into ‘snow day mode’. That is...shut-down and the subsequent fluctuations in distribution. I don’t have space in this blog to call ...scientific community.  With the dramatic reduction in distribution, we had to figure out a way to maintain our ...especially proud to support Addgene now, when their distribution of plasmids for COVID-19 research is accelerating... cloning grade DNA service, and viral vector distribution is recovering from the pandemic-related slowdown...

...requesting institutions safeguard themselves from undue liability. Before Addgene can begin distributing a material...materials? If so, you should always talk to your institution’s TTO or legal office first. Generally, Addgene...points for broaching this subject with your institution’s tech transfer professionals: Describe to your...plasmids) among universities and other research institutions TTO: Technology Transfer Office. Some synonymous...

.... Stochastic multicolor labeling is a powerful solution for discriminating between neurons for light microscopy-based...copies per cell per color, following a Poisson distribution. To overcome the limited expression levels of...PMCID: PMC3713494.  Ke, Meng-Tsen, et al. "Super-resolution mapping of neuronal circuitry with an index-optimized...and index matching of tissue samples for High-resolution fluorescence imaging using SeeDB2." Bio-Protocol... et al. "Whole-brain imaging with single-cell resolution using chemical cocktails and computational analysis...

...Addgene! As part of our new Viral Service, we’re distributing lentivirus (with many CRISPR tools included ...your research.   Why distribute virus? Plasmid distribution is booming, but, over the years, many researchers...them share and distribute other reagents. Virus distribution came up time and time again with many researchers...with light will be available soon. We’re also distributing AAV preps with particular serotypes that can...resources for future users. We’re excited to be distributing new types of materials. At the time of publication...

...investigation of this pathogen. The sharing and distribution of cell lines from repositories on opposite ... 2 weeks. This is a striking example of the contributions that scientists are able to make when they have...The Jackson Laboratory, a nonprofit research institution, has been able to rapidly propagate this strain...around the world. This scale of production and distribution is possible due to the dedicated facilities ...repositories’ capacity for storing, validating, and distributing such reagents are all ways in which the scientific...

...neuronal expression using Cre-mediated AAV Targeted Evolution method (M-CREATE) dCas9-SSAP with reduced error...neuronal expression using Cre-mediated AAV Targeted Evolution method (M-CREATE) by: Brian O'Neill  The Viviana...multiplexed version of the Cre-mediated AAV Targeted Evolution method (M-CREATE), in which one applies both positive...likely to afford the ability to deliver more therapeutics to the CNS, and with reduced systemic side effects...    Fig. 2: Summary of the generational evolution of the AAV capsids (left) and transduction patterns...

...reprogramming tumor-associated inflammation for therapeutic benefit ”as stated by the organizers. My overall...immunosuppressive reaction in order to improve therapeutic outcomes.  If you are studying inflammation and...doctoral candidate at Binghamton University! Cancer therapeutics The so called field of Immuno-Oncology, a sizzling... hot topic, includes studies on novel cancer therapeutics such as  (Chimeric Antigen Receptors) CAR T ... to find out more about our free deposit and distribution service! References: 1. Pietrocola, Federico...

...In the middle of 2016 Addgene started distributing a small but growing catalog of ready-made AAV and ...Addgene’s largest new initiative since we started distributing plasmids in 2004. We’ve already distributed ...lead on operationalizing viral production and distribution, this project involved every Addgenie in the... to enable efficient, tracked production and distribution of viral samples. The Office Team made sure ...permission from relevant plasmid depositors and their institutions to distribute viral preps derived from plasmids...

...within an E. coli cell, but vectors can be widely utilized across many different cell types and each one ...of these vectors. S. pombe plasmids oftentimes utilize an ARS to aid in high transformation efficiency...markers for yeast Historically, scientists have utilized auxotrophic selection rather than antibiotic selection...auxotrophic strain/ selection element pairs must be utilized or a new combination needs to be created in advance...improvements in antibiotic selection have made utilizing the more traditional drug selection methods feasible...

...irreproducibility in science or even to discuss potential solutions. Despite all the talk, not much was being done...present the material. For example, Addgene’s contributions by Tyler Ford included reagent sharing and were...continuously talking about a problem and potential solutions, take actionable steps - In the case of this collaboration...people at the right time. Be inclusive and seek solutions by working with communities, not for them - Another...conferences this year. Workshops are confirmed for the Evolution meeting, ASM meeting, and IS-MPMI. If you’re interested...

...outlined below as well. Cas12a also has significant therapeutic promise due to the fact that it is smaller than...simplicity of Cas12a makes it easier to package for therapeutic delivery by AAV, which has strict capacity limitations...sequences of Cas12a to further optimize it for therapeutic and laboratory usage. Fast facts – PAM requirement...TTTN. Best for: homology-directed repair or therapeutic delivery.   Cas14 – Mini, but single strand ...stirred up interest for its potential as a viral therapeutic that could specifically degrade target viral ...

...maintenance - through acquisition, storage, and utilization - and on self-propagation by reproduction. Both...available or being developed to treat a multitude of therapeutic indices, including hypertension, cancer, diabetes...of functional groups of genes involved in the execution of a specific regulatory regime (such as genes...timely manner. Addgene represents an excellent solution to the problem of sharing plasmids, providing ...Nuclear receptor coregulators: Judges, juries and executioners of transcriptional regulation. Molecular Cell...

...sequence on the other strand. To guide heteroduplex resolution to favor the edit, the Liu lab turned to a strategy...inhibiting DNA repair allow for correct heteroduplex resolution? The prime editing heteroduplex is likely recognized...for optimization. They developed phage-assisted evolution strategies to evolve more effective prime editor...alternate approach to RNA stability This recent contribution by the Adamson lab also addresses the problem...mismatch repair inhibitor MLH1dn Promote desired resolution of heteroduplex     ✓ ✓ ~ ~ ~ ...Osborn, M. J., & Liu, D. R. (2023). Phage-assisted evolution and protein engineering yield compact, efficient...

...repeat the experiment by diluting your standard curve, performing a serial dilution of your experimental ...hydrochloric acid, which stops the reaction, turns the solution yellow. The absorbance of each well, which is ...density (OD) - the measure of light absorbed by a solution - of these wells is plotted against the known ...more quickly. Just make sure to incorporate the dilution factor in your calculation from OD to protein ...

...diseases was sponsored by Vertex Pharmaceuticals and CRISPR Therapeutics. Data shared from these trials ... Li and colleagues chose to explore CRISPR’s therapeutic potential in mice with a dominant cataract disorder...other companies have followed suite, with Beam Therapeutics initiating a base editor-based clinical trial...This ongoing trial is sponsored by Excision Biotherapeutics. Additional ongoing trials The CRISPR therapies...

...work to improve the Adv genome’s utility in research and its therapeutic potential. Note: constructs discussed...calculate the particle number: OD260 reading x dilution factor x 1.1 x 1012 particles = number of particles...assay: permissive cells are infected with serial dilutions of rAdV, fixed, and then stained 10 days later...plaque forming units (pfu), taking initial vector dilution into account. You're now ready to use your...

...dynamics, higher sensitivity to light, and better distribution of clusters without accumulation in subcellular...as starting material for the bioproduction of therapeutic methylxanthine drugs like theophylline. To facilitate...majority of this operon originates from Pseudomonas putida CBB5 and has been tailored for expression in E....under the transcriptional control of a strong constitutive promoter (BBa_J23100) and expresses N-demethylases...Holmes Jin Zhang’s lab is developing new super-resolution techniques for live-cell imaging of the dynamic...

...enhanced function after intravenous administration, distributing widely throughout the organism to target large.../cJ mice through LY6C1, with relatively even distribution of target gene expression (EGFP, in the depositing...transduction in New World monkeys   Figure 3: Evolutionary tree depicting the phylogenetic relationship...efficiency across species points to its potential utility in translational applications and in models such... written by Rachel Leeson, with significant contributions from Cynthia Arokiaraj. Addgene would also like...epithelium after intravenous delivery by directed evolution of underexplored sites on the AAV capsid. Molecular...Administration Results in a Differential Pattern of CNS Biodistribution in Non-human Primates Compared with Mice. Molecular...

...seemingly ubiquitous in nature, they are largely underutilized in research settings — mostly a consequence ...Cas3 — a tactic some CRISPR transposase systems utilize with type I-F Cascades. Figure 2: Cascade...has the potential to be incredibly useful in therapeutics. Imagine deleting a problematic copy of a gene... potential. Hopefully more people will want to utilize Cas3’s degradative power in the future! References..., J., . . . Koonin, E. V. (2015). An updated evolutionary classification of CRISPR–Cas systems. Nature...

...models for developmental processes and promising therapeutic tools. The two unique characteristics that define...cells can be used for different research and therapeutic purposes. Both types have their advantages and...of post-transplantation rejection when used therapeutically High Low (if ASCs are isolated from the patient...  While iPSCs and ESCs have similar functional utility, iPSCs bypass the transplantation compatibility...directly from a patient’s adult cells when used therapeutically, the chances of post-transplantation rejection...