We narrowed to 487 results for: Vit
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TypeBlog PostPublishedJan. 24, 2023, 2:15 p.m.... situ. As a result, they had to be expressed in vitro before the bacteria were injected, limiting their... Use a subset of the cells to verify the mARG positivity, which can be observed under phase contrast microscopy...
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Binning Singletons: Tackling Conference Networking When You Don’t Know Anyone
TypeBlog PostPublishedFeb. 18, 2020, 2:15 p.m....available. Even more valuable, however, was when she invited me to lunch for a “tweet-up” with other folks at...established for future participants regarding the activities and time mentors spend with Singletons in their... -
CRISPR Activation: A Practical Guide
TypeBlog PostPublishedAug. 18, 2016, 2:30 p.m....fusing mutants of Cas9 deficient in DNA cutting activity to a transcriptional activation domain (Fig 1)...Worry less about off targets Unlike Cas9 cutting activity, off target effects are generally not regarded... -
Tips for Using FRET in Your Experiments
TypeBlog PostPublishedNov. 5, 2014, 3:41 p.m....using microscopy techniques. FRET measurement sensitivity makes it suitable for studying interactions within...used to measure conformational changes, cleavage activity using FRET-based biosensors, and interactions ... -
3 Tips to Improve HDR Efficiency for CRISPR Editing in Human Cells
TypeBlog PostPublishedSept. 5, 2017, 1:58 p.m....have sufficient on-target and very low off-target activity, but should also mediate a DSB at optimal distance... the desired zygosity. Furthermore, re-editing activity of the guide RNA should be minimized by incorporating... -
Replacing Paper: Tips for Choosing an Electronic lab Notebook
TypeBlog PostPublishedJuly 10, 2018, 1:08 p.m....protocols. To facilitate this, some ELNs allow you to invite people and assign them roles and permission that...in handy if a supervisor wants to see the full activity on a project. Can you meet the ELN support team... -
Four Ways to Package Transgenes That Exceed the Size Limit of Adeno-associated Virus
TypeBlog PostPublishedSept. 1, 2020, 1:15 p.m.... and expression of the full-length transgene in vitro and in vivo (Allocca et al., 2008). Shortly after... hybrid vector, as measured by β-galactosidase activity, was 81% of that from a single vector, but significantly... -
Antibodies 101: Beyond Surface Labeling
TypeBlog PostPublishedJune 27, 2024, 1:15 p.m....indirect labeling is through antibody host species reactivity. Just like for western blotting, a primary epitope-targeting...biotin-streptavidin binding and antibody host species reactivity. When sorting cells with a high resolution for... -
Multiple Plasmids at a Low Price: Kits from Addgene
TypeBlog PostPublishedSept. 14, 2016, 2:30 p.m....vector that enables protein expression in any in vitro translation system. The gene set was carefully chosen...been used to produced recombinant proteins for in-vitro assays: Koch, Daniel, et al. "A pull-down procedure... -
Targeting HIV-1 with CRISPR: Shock and Kill or Cut it Out?
TypeBlog PostPublishedMay 10, 2016, 2:30 p.m....Read on to learn how CRISPR can take on HIV-1 in vitro, and what obstacles must be overcome for clinical...off-target cleavage. In both cases, translating the in vitro work into an animal model comes with two key hurdles... -
Plasmids 101: Common Lab E. coli Strains
TypeBlog PostPublishedNov. 7, 2014, 2:56 p.m....from pLac repressed more LacZ β-galactosidase activity abolished lacY Lactose permease inactivated...increases plasmid stability recBCD Exonuclease V activity abolished Increased plasmid stability, reduced... -
Easi-CRISPR: Generating Knock-In and Conditional Mouse Models
TypeBlog PostPublishedApril 5, 2018, 12:42 p.m....promoter upstream of the left homology arm, perform in vitro transcription, and use the IVT product as a template... design has been shown to increase T7 promoter activity. To avoid re-cutting by Cas9 after editing, make... -
Technologies Enabled by NanoLuc® Luciferase
TypeBlog PostPublishedFeb. 8, 2018, 12:17 p.m....through CRISPR/Cas9 knock-in. Finally, NLuc is very inviting for endogenous protein tagging as it is only 19...No photoexcitation High Ion specificity High sensitivity Easy expression Gives ratiometric data The result... -
A Control for All Seasons
TypeBlog PostPublishedOct. 5, 2023, 1:15 p.m....specificity control, label control, and cross-reactivity control when multiplexing. A, wild-type and knockout... included to uncover secondary antibody cross-reactivity. Non-specific binding Primary antibody specificity... -
Viral Vectors 101: AAV Serotypes and Tissue Tropism
TypeBlog PostPublishedJan. 16, 2025, 2:15 p.m....problems for gene therapy applications. Cross-reactivity of AAV serotypes varies by species and route ....2008.123 Dhungel, B. P., Xu, H., Nagarajah, R., Vitale, J., Wong, A. C. H., Gokal, D., Feng, Y., Tabar... -
Technique: Probe Phage Genomes for Host Binding Proteins
TypeBlog PostPublishedSept. 29, 2016, 2:30 p.m....genome to be probed for proteins with host-binding activity without the need for genome sequencing or annotation...nitrocellulose for subsequent probing for cell-binding activity. First, cut out 20 Petri dish-sized circles of... -
Mycoplasma Contamination: Where Does It Come From and How to Prevent It
TypeBlog PostPublishedOct. 8, 2020, 1:15 p.m....noticeable color change. This method has high sensitivity but low specificity (Degeling, 2012). Bioluminescence...Mycoplasma Infections from Continuous Cell Lines. In Vitro Cell Dev Biol Anim 38:86 . https://doi.org/10.1290... -
Finding Your Science Policy Path
TypeBlog PostPublishedSept. 22, 2020, 1:15 p.m....Plus, just one role can encompass many of these activities leading to a rich day-to-day work life. Action...professional societies, and industry through convening activities, formal lobbying, or strategy setting. The “... -
Antibodies 101: Validation
TypeBlog PostPublishedMarch 24, 2022, 1:15 p.m....core goals of antibody validation: Confirm reactivity with the target antigen - Recognition of an immunogen...methods. These approaches have relatively low sensitivity, which can be problematic if you are trying to... -
Which Fluorescence Microscopy Technique is Best for Me?
TypeBlog PostPublishedOct. 10, 2017, 1:57 p.m....have allowed for real-time monitoring of neuronal activity across substantial 3D volumes. In addition to ...Weijian, and Rafael Yuste. In vivo imaging of neural activity. Nature Methods 14.4 (2017): 349-359. PubMed PMID...