We narrowed to 273 results for: phy
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TypeBlog PostPublishedNov. 21, 2024, 1:30 p.m.... forms that limit its functionality. To make biophysical and structural studies more feasible, the lab...properties, and is amenable to a wide range of biophysical assays (Kroupova et al., 2024). They were able... Cereblon construct for crystallographic and biophysical studies of protein degraders. Nat Commun., 15...
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Plasmids 101: Broad Host Range Plasmids
TypeBlog PostPublishedApril 11, 2024, 1:15 p.m.... among organisms belonging to many different phylogenetic groups (Jain and Srivastava 2013). Recombinant...Paracoccus denitrificans, Pasteurella multocida, Porphyromonas gingivalis, Proteus mirabilis, Providencia spp...Meyer, R., Figurski, D., & Helinski, D. R. (1977). Physical and genetic studies with restriction endonucleases... -
Viral Vectors 101: Optogenetic Tools
TypeBlog PostPublishedJune 27, 2023, 1:15 p.m....light, oxygen, and voltage (LOV) domains, phytochrome B (PhyB), and cryptochrome 2 (CRY2) (Zhang & Cui,...study multiple aspects of cellular activity and physiology. However, there are a number of factors that ... -
Important Considerations When Using AAVs
TypeBlog PostPublishedJune 13, 2017, 2:30 p.m....contributed by guest blogger Katrina Armstrong, a Neurophysiology Msc Student at the University of Manitoba. ...comparisons to enhance our understanding of receptor physiology and the effects of metabotropic and ionotropic... Katrina Armstrong. Katrina Armstrong is a Neurophysiology Msc Student at the University of Manitoba. ... -
A Needle in a Base-Stack: Cas9 Structural Biology
TypeBlog PostPublishedJune 4, 2024, 1:15 p.m..... Annual Review of Biophysics, 46, 505–529. https://doi.org/10.1146/annurev-biophys-062215-010822 Nishimasu...from making off-target cuts. Pro tip! X-ray crystallography cannot capture flexible or disordered regions... -
New Podcast Segment: Hot Plasmids
TypeBlog PostPublishedMay 17, 2017, 3:37 p.m....Domain Constructs Kit Hot Plasmid 4: The Yeast Prototrophy Kit from Markus Ralser's Lab - Use this kit ...strains. Listen to Our Segment on The Yeast Prototrophy Kit Special thanks to our sound engineer/producer... -
Countdown to Halloween @Addgene
TypeBlog PostPublishedOct. 29, 2014, 5:26 p.m....ultimate prize – a glorious trophy. Sure it’s plastic and you have to share 1 trophy among 6 people, but you... -
Six Spooky Science Stories and Halloween at Addgene
TypeBlog PostPublishedOct. 31, 2019, 1:06 p.m....and did their best to claim the costume contest trophy. We’ve had teams dressed up as plasmids, Blugene...their jaws into a leaf, and dies as its muscles atrophy. After the ant’s death, the fungal fruiting bodies... -
Mapping the 4D nucleome with CRISPR/Cas9
TypeBlog PostPublishedAug. 11, 2015, 2:30 p.m.... The technique successfully resolved loci with physical map distances of 75 and 2 Mbp, with the calculated...distances correlating with the previously established physical map. In comparing pairs of targets ~2 Mbp apart... -
In Living Color: The Skinny on In Vivo Imaging Tools
TypeBlog PostPublishedMarch 27, 2014, 5:14 p.m....Methods paper last year. The key to their bacterial phytochome-derived proteins, iRFP670, iRFP682, iRFP702, ...fluorescent proteins engineered from a bacterial phytochrome. Piatkevich et al (Nat Commun. 2013 Jul 10;4:... -
28 Hot Plasmid Technologies from 2015
TypeBlog PostPublishedDec. 23, 2015, 3:30 p.m....all-optical electrophysiology A major challenge in the field of all-optical electrophysiology is designing...provided the field with an improved tool for electrophysiology, minus the use of electrodes. The Cohen lab...- a real boon to those trying to understand physiological interactions and functions of their POIs. ... -
Hot Plasmids and Viral Preps - July 2021
TypeBlog PostPublishedJuly 27, 2021, 1:15 p.m.... and physiology in vitro and have emerged as a powerful model for understanding human physiology, development... -
Antibodies 101: Affinity Tags
TypeBlog PostPublishedSept. 19, 2023, 1 p.m....applications. Also, purifying GST by affinity chromatography requires proper folding of the tag, which prevents...to be purified by single step metal affinity chromatography. Purification of His fusion proteins from E... -
25 Work From Home Tips for Scientists
TypeBlog PostPublishedMarch 19, 2020, 1:15 p.m.... distancing? Many people are now calling this “physical distancing” since it’s important to stay virtually...message for some people. We should recommend #PhysicalDistancing. Social interactions and #social support ... -
Plasmids 101: Gram Negative and Positive Bacteria
TypeBlog PostPublishedAug. 2, 2022, 1:15 p.m....membrane. Common gram positive bacteria include staphylococci and streptococci. Gram negative bacteria, or...in marine biology and minoring in studio arts photography. References and resources References Silhavy... -
New Neuroscience Tool: The iGluSnFR3 Glutamate Sensor
TypeBlog PostPublishedApril 7, 2022, 1:15 p.m....researchers did the following: Improve sensor’s photophysical properties such as kinetics, ∆F/F0, SNR, dynamic...membrane trafficking and localization. Improved photophysical properties The improved variants of iGluSnFR3... -
How Dry Ice Affects Viral Vector Sample pH & How to Avoid It
TypeBlog PostPublishedJune 20, 2017, 2:30 p.m.... because of effects of pH on protein stability (Murphy et al., 2013). However, the pH changes in our solutions...the thawed virus within 24 hours. References 1. Murphy BM, Swarts S, Mueller BM, van der Geer P, Manning... -
Unique and persistent IDs for improved reproducibility: Addgene now supports RRIDs and compact identifiers for all plasmids
TypeBlog PostPublishedNov. 20, 2018, 8:17 p.m....to identify and reference documents, files, or physical reagents. What are persistent identifiers? Perhaps...approach has been adapted for the identification of physical materials that we use in our labs, including plasmids... -
Optimizing Donor DNA for Enhanced CRISPR Genome Editing
TypeBlog PostPublishedMarch 24, 2016, 2:30 p.m....(Richardson et al 2016) revealed some of the biophysical parameters that can influence the HDR/NHEJ decision...sequence replacement by HDR. Understanding Cas9 biophysics enhances HDR We first measured Cas9 dissociation... -
Plasmids 101: Transformation, Transduction, Bacterial Conjugation, and Transfection
TypeBlog PostPublishedJune 25, 2019, 12:54 p.m.... non-viral methods including both chemical and physical methods in the lab. Chemicals like calcium phosphate...easily cross the negatively charged cell membrane. Physical methods such as electroporation or microinjection...