We narrowed to 937 results for: KIN
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TypeBlog Post...as well as high spatial and temporal resolution, making it ideal for visualizing gene expression in vivo...ultrasound contrast. We (the authors) are currently working on improving and optimizing ARGs, with Marjorie...They also did not scatter ultrasound nonlinearly, making them difficult to distinguish from background tissue...intraperitoneal doxycycline injections to enable their tracking with ultrasound imaging (Fig. 2d). Creating a ...
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Replacing Paper: Tips for Choosing an Electronic lab Notebook
TypeBlog Post...situation differently, some adopting simple note-taking tools, others using excel sheets or organizing ... on the market today, ranging from general note taking tools, to more scientific field-based solutions...of use of the software. We identified that when talking about ELN costs and limited budgets, “a large percentage...ELN will support that. In addition, if you are working for a large institution or company, site licenses... -
Five Popular Model Organisms, Part 2
TypeBlog Post...Iannaccone et al., 2009). Rats are larger than mice making them more useful for certain studies that involve...genetics and developmental patterns are conserved, making them great models for human disease research. One...eggs are large, opaque, and produced in abundance, making them useful for in vivo studies. These attributes...flowers. Image from BlueRidgeKitties. If you are working with Arabidopsis check out the GreenGate Toolkit... -
Four Ways to Package Transgenes That Exceed the Size Limit of Adeno-associated Virus
TypeBlog Post...fit a big gene into a tiny vector like AAV? By breaking the transgene into smaller pieces. Reassembly ...following transduction. So what’s going on here? The working model is that the oversized AAV genomes are fragmented...Surveillance Mechanism That Eliminates Transcripts Lacking Termination Codons. Science 295:2258–2261 . https... Hirsch ML, Li C, Bellon I, Yin C, Chavala S, Pryadkina M, Richard I, Samulski RJ (2013) Oversized AAV... -
Antibodies 101: Introduction to Immunofluorescence
TypeBlog Post...experiment. What is immunofluorescence? Generally speaking, IF is an application in which antibodies that... different approaches to be familiar with when talking about IF, direct and indirect. For direct IF, researchers...different colors. Multiplex immunofluorescence Speaking of different colors, having a palette of secondary...permeabilization, antigen retrieval, and sectioning. Blocking Block is used to reduce non-specific binding... -
Viral Vectors 101: Integrase-Deficient Lentiviral Vectors
TypeBlog Post...forever! This can be an advantage for researchers looking to generate long-lasting changes in cells. However...inserting viral DNA into the host genome. Without a working integrase, IDLVs can still deliver their genetic...Considerations for IDLV use If you’re reading this and thinking “Gee, I’d love to give these a try myself,” look...Linch, D. C., Bayford, J., Brown, L., Quaye, M., Kinnon, C., Ancliff, P., Webb, D. K., Schmidt, M., von... -
Evolution of Brainbow: Using Cre-lox for Multicolor Labeling of Neurons
TypeBlog Post...Brainbow labeling has also been applied to cell marking and lineage tracing in other systems, such as zebrafish...directly trafficked to cell membranes. Membrane trafficking of farnesylated derivatives enables labeling ...fluorescence due to the addition of translation-blocking STOP cassette immediately following the promoter...dev.094631. PubMed. Multiplex cell and lineage tracking with combinatorial labels. Loulier K, Barry R,... -
Viral Vectors 101: Systemic Capsids
TypeBlog Post...this post, we didn’t come across a broadly used working definition of systemic capsids. After some consideration...Beadle, K., Jang, M.J., Kim, H.M., Rajendran, P.S., Tompkins, J.D., Shivkumar, K., Deverman, B.E., Gradinaru...Chen, X., Wolfe, D. A., Bindu, D. S., Zhang, M., Taskin, N., Goertsen, D., Shay, T. F., Sullivan, E. E.... I. G., Pacouret, S., Chen, A. T., Chan, Y. A., Ryvkin, D., Gu, C., & Deverman, B. E. (2022). A high-efficiency...C., Lagerborg, K. A., Tellez, L., Krunnfusz, A., King, E. M., Ye, S., Solomon, I. H., Tabebordbar, M.,... Tabebordbar, M., Lagerborg, K. A., Stanton, A., King, E. M., Ye, S., Tellez, L., Krunnfusz, A., Tavakoli... -
DNA Quantification
TypeProtocol...DNA is resuspended in, but with no DNA added. 'Blanking' measures the background inherent to the machine... -
CRISPR 101: Off-Target Effects
TypeBlog Post...scenarios below for a CRISPR experiment which involves making specific knock-out edits in a gene(s) of interest...off-target frequency of 5%. Your experiment involves making a large sgRNA library to thousands of genes and...certain Cas enzymes are less compatible with the bulkiness that accompanies mispairing of bases. To reduce...enzyme swaps will only reduce off targets where nicking/cleaving of DNA occurs, not for deadCas activator... -
Viral Vectors 101: Optogenetic Tools
TypeBlog Post... channel with fast kinetics may be required, whereas a channel with slower kinetics can be used for lower...each light source used. Channel and activation kinetics Some channels turn on and off very rapidly in ...thorough characterization data, like spectral and kinetic activation information, in the supplemental data... -
Antibodies 101: Multiplex Immunofluorescence
TypeBlog Post...counting the number of puncta in each cell. When making figures for a paper or presentation, make sure ...binding non-specifically – try optimizing your blocking and washing conditions or consider using a different...concentrations of all the different antibodies, blocking, washing, and sample preparation steps, in order...Immunofluorescence Staining. In W. H. Yong (Ed.), Biobanking (Vol. 1897, pp. 299–311). Springer New York. ... -
Protocol - How to Design Primers
TypeProtocol...regular nucleotide for broader pairing capabilities. Taking into consideration the information above, primers... -
Antibodies 101: Antibody Engineering and Directed Evolution
TypeBlog Post...stability. Optimizing antibodies for better pharmacokinetics and reduced immunogenicity allows for more...the specific mutations you choose, whether it's tweaking the antibody-antigen interface or fine-tuning ... mutants for the specific functionality you’re looking for. For example, if you were aiming to increase...-antibody interactions in a plate-based format, making it suitable for comparing relative affinities across... -
Deep Dive: Statistical Tests (Comparisons)
TypeBlog Post... single dependent variable. I know what you’re thinking – this really sounds like a two-way ANOVA. And...calculated p values from smallest to largest and ranking them (1 being the smallest value). It calculates... you want to know type of distribution you are working with, graphing data with a histogram is sometimes... friendly neighborhood biostatistician happy by making your statistical analysis plan when you design ... -
Protocol - How to Create a Bacterial Glycerol Stock
TypeProtocol.... Placing the glycerol stock on dry ice while streaking onto LB agar will prevent it from thawing completely... -
Personal Protective Equipment (PPE) for BSL-1 and BSL-2 Labs
TypeProtocol... (BSL-2). The BSL-1 classification is for labs working with low-risk microbes posing little to no threat... -
Introducing the Addgene Antibodies 101 eBook!
TypeBlog Post...eBook collection is a handy resource for anyone looking to use antibody-based applications in their research...: What is an Antibody” quite useful. If you’re looking to design your first flow cytometry experiment,...the Antibody 101 eBook is a great place to start looking for answers. We hope you find the latest addition... -
Special Delivery: Fluorophore Targeting for FRET Studies
TypeBlog Post...Miyawaki, Griesbeck, Heim, & Tsien, 1999), monitoring kinase activity (Ni, Titov, & Zhang, 2006), quantifying...pressure-test your FRET assay to make sure it is working? This article addresses these questions, which ...s best to consider these cases separately when talking about the tools that are available. Let’s consider...Denis V. Titov, and Jin Zhang. "Analyzing protein kinase dynamics in living cells with FRET reporters." ... -
New FLIS Plasmid (April Fools 2022)
TypeBlog Post...Fly-related Issues in the Lab A significant drawback of working with fruit flies is their ability to escape their...experienced the minor yet consistent annoyance of walking into a fly lab and finding ourselves accosted by...system in a video filmed at Addgene: If you're working in fly research, I hope you find this new technology...