We narrowed to 937 results for: TIM

...that get smaller in size as a function of digestion time. For phage DNA that is refractory to enzymatic digestion...be selected for by manipulating the nebulization time and pressure. Nebulization units, which can be purchased...fragments falling between 1 and 3 kb results in optimal likelihood of capturing a whole RBP gene without...80°C) followed by 5 min at 37°C (each repeated 5 times) works well. Leaving the membrane overnight in the...to enhance folding of the recombinant proteins. Optimal salt concentration will vary with each protein,...at room temperature as opposed to overnight at optimal growth temperature. If you’re lucky enough to have...the membrane to probing with cells in order to optimize this portion of the assay before attempting it...

... in live cells. The fluorescent timer emits blue light around the time of synthesis and, after a few hours...Fluorescent protein system for C. elegans Fluorescent timers for studying cell cycle length The CRISPR corner...pattern of hippocampal adult-born granule cells over time that were not previously possible.   Bensussen ...-wrmScarlet is a new split red FP that is three times brighter in worms than split-sfCherry3. It was created...cell cycle length with a histone-fused fluorescent timer By Kate Harten DeMaio Studies of the cell cycle ...Yale University fused a color-changing fluorescent timer (FT) protein to the histone H2B that allows for  ... Get the plasmids at Addgene Sc++ is a codon-optimized, engineered Streptococcus canis Cas9 nuclease ...

...transfected and harvested your lentivirus. Now it’s time to move ahead with your infection and make your ... of virus you actually have in your prep. Taking time to properly titer your virus will not only ensure... the best possible way, but it may also save you time in the long run. Read on for an overview of the ... based off of p24 quantification tend to be overestimates since they can include free p24 and defective...assay, titering via measurement of viral RNA can overestimate the amount of infectious virus in a prep as ...physical titer, there is a risk that they may underestimate viral titer as these assays cannot distinguish...integration events, reducing the possibility of underestimating the viral titer. The main drawback of this ...

...industry postdocs have a set time limit. At AstraZeneca, this is three years. This time limit can feel like a...might have less time to explore scientifically since you can’t afford to spend too much time working on something...Pros and cons: The academic vs. industry postdoc  Time: Academic postdocs can be long—5 years or more, ... Also, if you work in industry for any length of time, you’ll know more people in industry, which means...numbers of publications, which may take a longer time to acquire. Learning about drug discovery: Unless...as AstraZeneca, will hire their postdocs for full-time positions should a position open up. Other companies...

...small amount of DNA can be copied many many times in a short time period. PCR was invented in the early 1980s...denaturation, annealing and extension is repeated 25-35 times to exponentially replicate the target DNA of interest...which would slow or stop PCR amplification. Other times, the PCR reaction may not be 100% efficient and ...polymerase chain reaction (qPCR) also known as real time PCR is a PCR technique used for measuring a starting...require a reference or standard curve, which can be time consuming and challenging to get right. ddPCR uses...an extremely useful PCR method that can help save time and effort in the laboratory.  There are two main... different pathogens in one specimen saving both time and effort. Scientists can also utilize multiplex...

... anaerobic conditions. Maturation Time: Maturation time is the time it takes the FP to correctly fold ...Dreiklang). Fluorescent Timers (FT): These proteins change their color over time. Therefore, these can ...can be used as “timers” for cellular processes following their activation. The four main FTs are called ...and DsRed ~10hours. Temperature: FPs maturation times and fluorescent intensity can be affected by the...temperature. For instance, enhanced GFP (EGFP) was optimized for 37°C, and is therefore most suited for mammalian...

...are some tips and tricks you can use to obtain optimum transformation efficiency. It can take 6-8 weeks...pretty important to get this process right the first time. I’ll lay out some guidelines here. A detailed transformation...transform early, your plants will still have plenty of time to produce seeds after you expose the flowers to...you are transforming more than one construct at a time. For detailed protocols, volumes, spin speeds, ...agrobacterium: Getting a transformant takes a long time. Make sure the agrobacterial culture you are growing...cells in your culture will no longer be viable. The time this will take depends on the volume of culture ...inoculated from a colony on a plate will reach an optimal density in 18-24 hours. I then add 0.5 mL of this...

...loxP sites (For details see Cre-lox blog post). Optimizing FLP FRT through smart engineering Different FLP...first version of FLP discovered has a temperature optimum of 30 °C and is therefore inefficient in mammalian...identification of FLPe which has a temperature optimum of 37 °C (Buchholz, Angrand, and Stewart 1998)....less efficient than Cre recombinase. FLPe codon optimization resulted in FLPO, which shows similar efficiency...the recombination should only occur at a specific time point? To allow temporal control, ligand regulated...and its synapse should be visualized at the same time from two different plasmids this approach becomes...rearranges these synapses in the living brain over time (Villa et al. 2016). Combing FLP and Cre for additional...

...This post was written by Alfonso Timoneda, with significant contributions from Robert Hurt and Mohamed...ligation steps together in the same tube at the same time, however, it can prove itself to be quite the mental...and arguably the most important, is to take some time to sit down, plan your cloning, and have a clear...yourself using PCR, but gene synthesis can save you time. Using gene synthesis, you can request the sites...plasmids from your original Addgene kit plate as few times as possible and always under sterile conditions....insert to vector’ can be defined by you.   Save time, go high throughput You are ready to perform your... but you have a high number to get through. It’s time to think big and perform your assemblies in a high-throughput...

... for structural studies of E3 ligase cereblon Optimized mScarlet-based tags for live imaging in C. elegans.../10.1038/s41467-024-52871-9. PMID 39406745. Optimizing mScarlet tags for live imaging in C. elegans ...for mScarlet3 and mScarlet-I3 that were codon-optimized for C. elegans and included artificial introns...mScarlet3 was 50% brighter than the original worm-optimized wrmScarlet. mScarlet-I3, while initially dimmer... et al., 2024 under CC-BY license.  These optimized fluorescent proteins will be a useful addition...efficiencies of up to about 9% of colonies (102 to 104 times higher than traditional homologous recombination...mechanical forces with PILATeS By Emily P. Bentley Time to get flexible! Alex Dunn’s lab and collaborators...

... the better (Nat. Biotechnol., 2014). Given the timing, it shouldn’t be a surprise that the CRISPR system...software to make sgRNA design accessible to all. At the time I thought there was room for improvement and a year...iterative design; it is caused by not having the time to assess public response; and, it is the stage ...winner, is there something that we can invest our time into learning and extract the most value? This is...and not general opinion. I could spend a lot of time running through each tool in detail, but that is... genomes of any size and are only limited by the time it takes authors to add a genome to the tool’s repertoire...those who are entering sgRNA design for the first time, it is best to choose a tool based on immediate ...

...from paper to an electronic lab notebook requires time and knowledge. In a recent article, we translated...your research can be patented? I.e. is automated time stamping (detailed records on who did what and when... when) important to you? Some ELNs record the times and dates of your actions. These records can take ...about every action performed in the lab (user, date, time, action) are required for regulatory purposes in...them.  Conclusion Researchers spend 40% of their time on tedious administrative tasks that drain resources...resources from the actual research process. It does take time and effort to implement an ELN, but on the long ... organized within an ELN already. Investing some time in deploying a software solution that makes it much...

...one of the earlier epicenters of the outbreak ultimately flattening the curve, it has become evident that... reagents and equipment and the long turnaround times, have led researchers to turn to other technologies... Sensitivity:10-100 copies of RNA per microliter Time: ~40 minutes Equipment required: 37°C heat block... developed so far.  A similar method has been optimized to detect the SARS-CoV-2 virus directly using ...milliliter can be detected – in the zeptomolar range Time: ~1 hour Equipment required: 37°C water bath and...microliter of RNA targets in a 40-minute incubation  Time: ~90 minutes Equipment needed: 37°C heat block, ...CREST) Sensitivity: 10 copies of RNA per microliter Time: Not mentioned in the paper, likely approximately...

... 2022). The oxytocin sensor MTRIAOT enabled real-time observations of oxytocin dynamics in live mice under...here!   Ino D, et al. A fluorescent sensor for real-time measurement of extracellular oxytocin dynamics in...synaptic glutamate response. They generated variants optimized for different applications (v82 has higher affinity...indicator (GEVI) called JEDI-2P (Liu et al. 2022) optimized for two-photon imaging. They use a unique and ...from Gary Yellen’s lab is LiLac, a fluorescence lifetime sensor for lactate developed using a high-throughput... for performance under two-photon fluorescence lifetime imaging. B) LiLac responses are highly resistant...multiparameter screen for accelerated development and optimization of soluble genetically encoded fluorescent biosensors...

...non-invasive and offers a high degree of control over time and space. Zebrafish have become a popular model...reflex. These traits, coupled with short generation times and high fecundity, make zebrafish ideal for high...neuron more positive or more negative.  Neuronal stimulation: Depolarization When the inside of the neuron.... When startled by acoustic, visual or tactile stimuli, larval zebrafish react by performing a distinct...behavior is not done in response to any specific stimulus. While the escape response neural pathway is well...the overlap between groups.  They found that photostimulating the Kolmer-Agduhr cells was sufficient to ...Kolmer-Agduhr cells on one side of the body required photostimulation in order to drive the full symmetrical response...

...temperatures for long time periods and workflows where CRISPR nuclease activity is desired and time or protocol ...the hot springs My husband, Paul Blainey, at that time a post doc in the Quake Lab, volunteered to do the...joined for half of the trip. Preparations ahead of time included contacting YNP staff to arrange permits... the 3,471 square mile size of YNP, it took some time to map a route that would reach all of the remote...IgnaviCas9 protein is 1,241 amino acids long, has optimal sgRNA spacer length of 22-25 nts, and is thermostable... Cas9 from Parvibaculum lavamentivorans, whose optimal growth temperature is 30°C. Find IgnaviCas9 here...

... changes of these Twitch sensor variants were optimized by testing various linker configurations in a ...screen in rat hippocampal neuron cultures. The optimized Twitch sensors allowed the researchers to see ...he recommends they give it a shot. “Beginners sometimes think it’s complicated, but actually it is very...that the approach he and his colleagues took to optimize sensitivities can now be applied to dozens of ...simple swapping of binding domains, in practice optimizing the sensors involves plenty of trial and error...between different molecules like zinc and calcium. Ultimately, Merkx said he hopes others will find his tools...s like a test.” References Thestrup et al. Optimized ratiometric calcium sensors for functional in ...

...nucleases are promiscuous. In other words, they can sometimes localize to unintended sites with sequence similarity... mutation burden. The CRISPR platform must be optimized to reduce off-targets and patient risk. Hopefully...experiment, at least one will likely be useful. Optimal gRNA selection With some CRISPR experiments, there...can reduce off-targets at a fundamental level. Optimal Cas selection Once you’ve selected a gRNA with ...elsewhere in the genome to reduce off-targets, it is time to consider your Cas enzyme. Even if there are similar... spCas9, has gone through multiple rounds of optimization which have led to more specific variants. HypaCas9...Rabinowitz and Offen). Of note, most of these optimized Cas enzymes prevent cutting at mismatched guide...

...light, causing the signal to gradually diminish over time; and, importantly, repeated excitation generating...environments, making it effective for analyzing real-time kinetics, such as binding, degradation, trafficking...activity and measure responses to therapeutics in real time. Let's take a closer look at several applications...at Addgene! Watching protein degradation in real time Proteins involved in endoplasmic reticulum quality...degradation as well as endocytic trafficking in real time through extracellular-specific and full lytic measurements.... Find CFTR-HiBiT Fusion Vector at Addgene! Real-time tracking of receptor internalization Work conducted...ability to track the internalization of EGFR in real time treatment with EGF. Due to the lack of membrane ...

...experienced mentor. The lab was very, very quiet. Every time I asked a question, I felt like I was yelling. I...information you will need is about you. It’s worth taking time to honestly evaluate your own style of work and ... help identify your priorities and needs, but sometimes it just takes introspective thought on what’s ... thrive. How big is the group? Has it grown over time? If not, why not? It may not be a bad thing if the...humiliation, accusations regarding lack of effort, intimidating use of discipline or competence procedures Threats..., persistent teasing, name calling, insults, intimidation, sexual harassment Isolation – including preventing...Do lab members work on more than one project at a time or over their stay in the lab? Do all lab members...