We narrowed to 937 results for: TIM

...North America. I hope that these perspectives, the optimism they encapsulate, and the solutions they promote...promote help motivate you to spend a little time advocating for science and getting yourself out there for...has been here before.  These attacks on science ultimately galvanized scientists to rally in Ottawa to protest...Institute. He also studies energy markets in his spare time. You can follow him on twitter at @thompn4. New ... Saturday in the tourist-trap nightmare that is Times Square. But I made the sacrifice in April because... entire scientific process.  I've spent a lot of time debating how to fix this.  As scientists, we work...lab where the groundbreaking research happens, sometimes forgetting how to engage with friends, family,...

... studies enabled by fluorescent proteins The optimization of GFP and its derivatives by the late Roger...Roger Tsien changed everything. For the first time, fluorescent proteins gave researchers the ability to ...visualize how cells interact after a particular stimulus. Using an epifluorescence microscope and GFP fusion...example, by harvesting lymph nodes at different times after antigen challenge, scientists were able to...to give a clear view of cellular movement in real time. Two-photon microscopy was the next revolution in...the ability to monitor cellular movements in real time. This technique was first Introduced to immunology...migration and movement by marking cells at a specific time. Photoactivable fluorescent proteins, for example...

...growth along the way. Take time to celebrate the lab’s achievements and enjoy time with friends and family...accomplishments? Any tips on making time to relax and/or enjoy time away from the bench? We would love ...their team's hard work? Do succesful scientists have time for fun and life outside of the lab? This final ...”. He also cooks and cleans with his family, “sometimes listening to audiobooks.” Church and his family...family. And as the school year winds down, take some time to have fun outside the lab! How does your lab celebrate...George Church (Harvard Medical School) for taking the time to speak with us throughout this series about how...

...companies), and as far as I remember, it was the first time that I was absolutely convinced it was the company...specialist for 4 years. Read on for insights from my time in technical support including tips, advantages,...required for a role in technical support? It takes some time (several years) to build up comprehensive lab experience...companies have dedicated technical support teams, sometimes comprised of several layers of support: A front-line...incoming requests and answers questions that are less time consuming and/or less technically challenging. Alongside...listen to the many individual stories and get (sometimes refreshing) insights into how other scientists...shortage of amusing reports where someone tries to “optimize” a particular standard lab protocol. For example...

...retreat to the woods for months at a time, so take advantage of whatever time you have. If you’re like me, you... I use the software to add the citations in real time as I write. Things are going to get a little crazy...it’s practical because there simply isn’t enough time to read every single paper. I also learned to appreciate...Like I mentioned, I also added citations in real time as I wrote, so each statement was referenced even...: initially I felt that I needed a huge chunk of time to sit down and get anything done, so unless I had... I realized how elusive a free two hour block of time was. Eventually, I learned that I was most productive... dozens of drafts of the manuscript. This is the time to transform the document into something cohesive...

...Sciences. In the Yang lab, we’re continually optimizing the use of CRISPR editing systems in bacteria...strains, but also in E. coli B and W strains. The optimized plasmid curing method was much simpler and took...Tatumella citrea, with a total of 70 sites edited. We optimized the strategy for plasmid curing, providing users...ways: In our initial paper, we used MUCICAT to optimize the gene dosage of glucose dehydrogenase and generated...achieve glucose dehydrogenase expression that is 2.6 times higher when compared to the industrial strain. In...obtained a stable and high-yielding strain which had 6 times the yield of the industrial strain. Not only is ...with different gene dosages to facilitate swift optimization of strains. Multiple induction systems to choose...

...The average latency period (time from first asbestos exposure to the time of diagnosis) is about 35 years... small, hook-like shape of asbestos fibers. Over time these embedded asbestos fibers cause inflammation...which can cause mesothelial cells to mutate and ultimately form cancerous tumors.  This process is not quick...decades from the first exposure to asbestos to the time when someone starts seeing – or feeling – the first...years, but it usually ranges from 20-50 years and sometimes longer. There is no known safe level of exposure...mesothelioma is often misdiagnosed, meaning that by the time it has caught it has usually started to spread (...asbestos for years, or they are exposed even one time. Doctors and researchers don’t entirely understand...

...Erik L. Snapp and Lindsey M. Costantini. "You underestimate the power of the Dark Side." --Darth Vader in... Fusions Observing a bright signal for the first time after cloning an FP fusion with your favorite protein...fluorescent protein fusions in live cells in real time. Previously, we have described a number of practical...protein function and this could lead to under and overestimation of fusion protein activity. We encourage investigators...starting by using the newly published oxidative optimized palette of FPs (moxFPs) [5]. The moxFPs overcome...characteristics of the moxFPs are comparable to the non-optimized parental proteins. Our recent publication illustrated...fluorescent signal achieved when utilizing an optimized moxFP as opposed to standard FPs. The increase...

... and optimization of the transfection reagents and process. It is important to note that optimal experimental...experiments, the biological controls are more time consuming and ultimately more important. Ideally, each biological...identify opportunities for troubleshooting or optimization within your experiment. Read on to learn more...the independent variable should be consistent over time and from different preparations of the purified ...and were incubated on the same plate at the same time. Although the replicate control is important, it... whole experiment from start to finish multiple times and on different days. Using our example above, ...controls, performing multiple replicates, and ultimately getting interpretable results: Figure 4: Expression...

...The first time I heard about FRET during a journal club, my guitarist brain automatically thought about... pAquaN1 Cyan Mammalian Expresses mammalian optimized Aquamarine mCerulean N1 Cyan Mammalian Express...pCEP4CyPet-MAMM Cyan Mammalian Expresses mammalian optimized CyPet pCyPet-His Cyan Bacterial Expresses CyPet...pCEP4YPet-MAMM Yellow Mammalian Expresses mammalian optimized YPet pYPet-His Yellow Bacterial Expresses YPet...acceptor photobleaching method and the fluorescence lifetime imaging microscopy (FLIM) method. Acceptor photobleaching...not to destroy the donor molecule. Fluorescence lifetime imaging microscopy method FLIM has been developed...measuring FRET. FLIM measures the fluorescence decay time of the donor. When FRET occurs between the pairs...

...heterodimer in response to blue light, which will ultimately co-localize the VP64 transactivator with a dCas9... innovative ways. The principle of protein multimerization is seen in many important biological contexts...copies of a protein to a target polypeptide. Multimerization in the SunTag system occurs via antibody-peptide...single-molecule reporter of intracellular processes. Multimerization via the SunTag system also shows strong upregulation...specified cellular processes or be observed at a later time via DNA sequencing or other readout. Cellular memory...large changes in binding affinity with light stimulation. Indeed oLID showed only a two-fold change in...50 fold change in binding affinity with light stimulation2. The Kuhlman lab created two improved Light ...

...complementary C. Optimized base editing with eOPTI-CGBE and cOPTI-CGBE Many optimizations had already been...Surprisingly, the team noticed that this editor sometimes introduced C → G edits at certain positions within...were making similar observations around the same time. (The papers were actually published in the same.... Created with BioRender.com. Beyond UNG: Optimizing C → G editors Now that several labs had shown...multi-step cellular repair pathway that is known for sometimes causing double-strand breaks (DSBs). The Fei-Long...common intermediate of CGBE activity, and they are sometimes processed by error-prone non-homologous end joining...editing, we can expect several generations of optimization before the field begins to converge on a set...

...where to start. Thankfully, my managers set aside time for me to complete an online social media certification... meetings didn’t seem much more than numbers. As time passed, and I participated in the discussions, I...first official professional presentation.  My first time in the lab! I got to assist production on a protocol...slide design, discussion items, big takeaways, and timing. The sense of trust and comfort I had with my teammates...only a Slack message away.  When it finally came time for me to present, I thought I would be extremely...days I was up to my neck in to-dos, I also found time to go out to sushi restaurants for lunch with coworkers...the dog.  Cuddles at Olive’s office hours! As my time here comes to an end, my worries about making connections...

...editing accuracy by preventing re-editing and (2) optimizing “cut-to-mutation distance”. Furthermore (3), ... strategy that was discussed in the field at the time but had never been systematically analyzed: introducing...find the right one Step 2 – Edit the cells a second time using a repair template that corrects the blocking...CRISPR Resources on Addgene's CRISPR Guide Page 2. Optimizing "cut-to-mutation distance"  Even though we had...mutation distance and editing efficiency.   3. Optimizing "cut-to-mutation distance" for homo or heterozygous...that for generating a homozygous HDR event with optimal efficiency a guide RNA targeting a cut <10 bp from... other on each target site.   Figure 3: Optimal cut site to mutation distances for heterozygous...

...cryo-EM grid freezing Engineered and evolved optimizations for prime editing CHARM: A compact epigenetic...requiring a lower concentration of sample — nearly ten times less protein. While the addition of LEAs may bias...2024.02.06.579238.    Engineered and evolved optimizations for prime editing By Emily P. Bentley The David...Liu Lab has made two recent deposits focused on optimizing prime editing systems for specific applications...bp, PASSIGE can integrate cargoes over a hundred times that size (demonstrated up to 10.5 kb) by relying...evolves and engineers Bxb1 recombinase variants to optimize PASSIGE efficiency (Pandey et al., 2024). The ...four-fold improvement over the wild-type enzyme. Find optimized PASSIGE plasmids here!     Figure 3: Schematic...

...they have a relatively short generation time for mammals - the time between being born and giving birth -...maintained in the lab, and have short generation times that make it easy to study the effects of genetic...simultaneously observe several generations of mice at a time. Because mice are more genetically and physiologically...potential for therapeutic drug discovery as it is estimated that 75% of disease causing genes in humans have...other model systems but can be quite difficult and time consuming. GAL4/UAS was first described in 1993 ... a set of modular vectors that can be used to optimally control gene expression in specific cells of the...groups, easily bred, and produce 50-300 eggs at a time. Zebrafish embryos are also laid and fertilized ...

...interest, and stimulate or manipulate responses through neurological means like electric stimulation, drug administration...response to both of these stimulations. The best part? The chemical stimulation was sucrose…..sounds like... The fibers they ended up generating were 10-15 times more flexible than the brain fibers and importantly...microcontroller, NeuroStack coordinates optical stimulation of its associated fibers across multiple channels...authors first tested that the system could induce stimulation in target tissues of a live animal. They started... to the brain tissue. They performed optical stimulation using NeuroStack and the fibers as previously...

...of the time in a test set of 173 known synthetic and natural genes.  In designing and optimizing their...how Aditya Kunjapur, a MIT graduate student at the time, got involved. Along with Philipp Pfingstag, a visiting...visiting graduate student from TU München at the time, the team built an algorithm that predicts whether...codon usage biases. But if a gene’s sequence was “optimized” so that it more closely resembles that of the...genes where there are instances of rare codons, sometimes intentionally modulating expression in ways we...-of-origin of engineered DNA This isn’t the only time researchers have used Addgene as a large data set... gene are essential and complementary tools in a time where biological engineering and synthetic biology...

...These are stormy times. It feels like we’re being buffeted by wind and waves and sometimes wonder if we can...Thanks to everyone for being awesome during a tough time. We're all going to get through this and have one....” And we sent the Addgenies home.  At the same time, as Addgene started dealing with this new reality...available to industry requestors as well. This is a time when we need as much open science sharing as we ...’re all doing amazing work during this difficult time. One function that rose to the challenge was our...with labs worldwide closing for unknown amounts of time, we were facing a financial crisis. As a nonprofit...keep new projects on track to succeed at the same time. I began approaching science funding organizations...

...choose could be based on your downstream application, time, and instrument availability. UV absorbance Using...ug/ml pure dsDNA. Use the following formula to estimate your DNA: Concentration (ug/ml) = A260 reading...quantify your DNA prep. Though this method takes more time to set up in the lab, you might not have to do the...electrophoresis, you only need 1-2 ul of sample and the run time is just a few minutes per sample. During the run...larger fragments. These fragments are quantified over time using a fluorescent dye that intercalates into the...electrophoresis which shows fluorescence units over time. Smaller fragments migrate more quickly than larger...that can be quantified at 595 nm. This method is time consuming and has low sensitivity so it’s not used...