We narrowed to 520 results for: arl
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TypeBlog PostPublishedApril 8, 2025, 1:15 p.m....BioRender.com. This kind of normalization is a nearly ubiquitous tool, but proceed with caution! Loading...chain (blue) to infer or calculate things about earlier ones. In practice, multiple sources of error (red...
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Hot Plasmids: Summer 2024
TypeBlog PostPublishedAug. 27, 2024, 1:15 p.m....while requiring a lower concentration of sample — nearly ten times less protein. While the addition of LEAs...Methyltransferase (CHARM), with several advantages over the earlier system. Rather than overexpressing an exogenous... -
Antibodies 101: Beyond Surface Labeling
TypeBlog PostPublishedJune 27, 2024, 1:15 p.m.... glycosylation patterns. Surface labeling is particularly useful for classifying and sorting cells by ...Paul Heisig is a Research Associate in the lab of Arlene Sharpe at Harvard Medical School. His projects ... -
Site Directed Mutagenesis by PCR
TypeBlog PostPublishedAug. 2, 2016, 2:30 p.m....into the parental plasmid (or other). This is particularly relevant in cases where a large plasmid with...introduce a point mutation in a large construct. Particularly, if a pair of unique restriction site is located... -
Using Phosphoserine to Study Protein Phosphorylation
TypeBlog PostPublishedJune 23, 2016, 2:30 p.m....using the same expression plasmid. This is a particularly important control when creating a phosphoserine-incorporation...Institute for Research in Madison, Wisconsin. She is particularly interested in the intersection of cell signaling... -
Evolution of Lab Techniques
TypeBlog PostPublishedJune 21, 2016, 2:30 p.m....cars become more technologically advanced leaving earlier versions obsolete, the techniques we use in lab...researchers at a time when sequencing was still in the early days of development. Today, researchers use both... -
How to Negotiate a Successful Lab Start Up Budget
TypeBlog PostPublishedSept. 1, 2015, 2:30 p.m....this way, if you know what you need. Most often, early career scientists aren’t trained to have these types...based on financial values. All too often, we see early investigators making unnecessary short term sacrifices... -
How to Design Your gRNA for CRISPR Genome Editing
TypeBlog PostPublishedSept. 24, 2020, 1:15 p.m....requires a nearby PAM, although these are still early days for this technology, and the user may need ... P-Y, Daley G, Church G (2013) Optimization of scarless human stem cell genome editing. Nucleic Acids ... -
CRISPR 101: Off-Target Effects
TypeBlog PostPublishedFeb. 8, 2024, 2:15 p.m....unanticipated sites. While off-target effects are nearly impossible to eliminate, it’s essential to understand...appropriate method for an activator or repressor Cas. Similarly, Cas ChIP-Seq would also identify all DNA binding... -
Viral Vectors 101: AAV Variables That Matter
TypeBlog PostPublishedJune 1, 2023, 1:15 p.m....different system (Issa et al., 2023). This can be particularly burdensome in the brain where many different...such as chicken-beta-actin or CAG can drive strong early gene expression, but can become methylated over ... -
Generating Mouse Models Using CRISPR/Cas9
TypeBlog PostPublishedJuly 12, 2016, 2:30 p.m....specific changes into the mouse genome. With these early technologies, a researcher would first introduce... is a molecular biologist with Biogen and is particularly interested in applying CRISPR for mouse genome... -
A History of Genome Engineering in Popular Culture
TypeBlog PostPublishedFeb. 25, 2020, 2:15 p.m....to recognize DNA sequences is not ideal. For the early generation gene editors, new amino acid recognition...engineering of novel base editor proteins. She is particularly interested in combining the realms of art and... -
Antibodies 101: Validation
TypeBlog PostPublishedMarch 24, 2022, 1:15 p.m.... does not mean that is all it will bind to - particularly when you start using complex samples such as... the antibody webpages. These outlets can be particularly useful for sharing negative data. Negative data... -
A Guide to Getting Started in Undergrad Research
TypeBlog PostPublishedJune 8, 2021, 1:15 p.m....waivers. One of the blog posts that helped me quite early on was Christine Liu’s “How to Become a Scientist...on the Addgene blog Check out our resources for early career researchers Get advice for applying for jobs... -
Antibodies 101: Flow Cytometry
TypeBlog PostPublishedJuly 20, 2021, 1:15 p.m.... different colors. This lends flow cytometry particularly well to complex experiments looking at a variety...from the use of secondary antibodies. It’s also particularly useful for intracellular staining where binding... -
Plasmids 101: Modular Cloning Applications and Kits
TypeBlog PostPublishedMay 14, 2024, 1:15 p.m....bacteria or cell-free systems. The approach is particularly useful for producing drug precursors, biofuels...works in both mammalian systems and Drosophila. Similarly, the Multi-Kingdom (MK) Golden Gate system was... -
Optogenetics + CRISPR, Using Light to Control Genome Editing
TypeBlog PostPublishedSept. 3, 2020, 12:15 p.m....Initial photoactivatable CRISPR systems published in early 2015 focused on using light to control transcription...Moritoshi Sato’s lab at the University of Tokyo and Charles Gersbach’s lab at Duke University developed similar... -
CRISPR 101: Cytosine and Adenine Base Editors
TypeBlog PostPublishedFeb. 13, 2025, 2:15 p.m....Early CRISPR applications were often limited by the low editing efficiency of homology-directed repair...nickase (Nishida et al., 2016). Target-AID acts similarly but not identically to BE3, modifying a 3-5 base... -
Troubleshooting and Optimizing a Western Blot
TypeBlog PostPublishedSept. 17, 2024, 1:15 p.m....enough to get good separation in your ladder, particularly in the sizes around your protein of interest... leftover sample) to fill the relevant wells. Similarly, if you load a gel and then forget to start it... -
22 Hot Plasmid Technologies from 2014
TypeBlog PostPublishedJan. 6, 2015, 5:21 p.m....provides improvements to classical cloning methods, particularly for complex transgenesis constructs. Kirchmaier...terminator). Next, up to six Level 1 modules can be similarly assembled into a Level 2 vector, thus forming ...