We narrowed to 772 results for: IRE;
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TypeBlog PostPublishedFeb. 22, 2022, 2:15 p.m....label your favorite protein! While the target only requires a small epitope tag (FLAG is eight amino acids... is advantageous to Cas9’s larger expression requirements (Figure 1), but Cas12a has generally been underutilized...when encoding multiple guides. While two guides require two arrays for Cas9, two guides can be streamlined...
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Sweating the Small Stuff: Details in the Lab
TypeBlog PostPublishedFeb. 8, 2022, 2:15 p.m....Passion? A love of learning? No. Or at least not entirely. What truly unites us all is the frustration of... to the day before, which got rid of the issue entirely. In many cases, the answer isn't to work harder...ability to focus, especially on days when I was tired, stressed, or rushing. I would spend the time quietly... -
Viral Vectors 101: Biosensors
TypeBlog PostPublishedJuly 6, 2023, 1 p.m....biological phenomena by generating an output which is directly proportionate to the amount of a given factor ...either factors as proxies for a cellular process or directly measure a cellular process. Cellular phenomena...type of cells the viral particles infect. This can direct your biosensor to specific tissues or cell (sub... -
Viral Vectors 101: Gamma-Retroviral Packaging Systems
TypeBlog PostPublishedAug. 6, 2024, 1:15 p.m....tropism. Briefly, different envelope plasmids can direct the production of virus with various tropisms. ...therefore, reduces the number of plasmids that are required in the transfection step of the viral packaging...incompetent? Yes, as with lentiviruses, the genes required for γ-retroviral packaging and transduction are... -
OCaMP: A New Calcium Indicator for Neural Imaging
TypeBlog PostPublishedAug. 19, 2025, 1:15 p.m....activity, scientists can use GECIs to watch neurons fire under the microscope. To add another tool to our...developed calcium indicators spanning nearly the entire visible spectrum (Figure 1). The GCaMP series (... yellow and red fluorophores, allowing it to be paired with green, yellow, and/or red sensors in multicolor... -
Viral Vectors 101: Viruses as Biological Tools
TypeBlog PostPublishedMarch 21, 2023, 1:15 p.m....transfect’, such as primary cells. They can also be directly injected into hard-to-reach organs, such as the...like replication incompetent viral particles, are required. We will be covering these safety measures in ...dividing cells, as their access to the host genome requires breakdown of the nuclear envelope, which occurs... -
RNA Extraction Without A Kit
TypeBlog PostPublishedMarch 24, 2020, 1:15 p.m....RNA, a fast, strong protein denaturant would be required- something that broke down RNases before RNases... effective at isolating total RNA, this method requires a lot of time and depending on how many samples...without a kit!) As mentioned above, working with RNA requires keeping your samples cold until homogenization... -
Oh, The Places You Can Go: Careers in Science Communication - Writing for a Research Institute
TypeBlog PostPublishedFeb. 2, 2018, 3:20 p.m....because “it kinda sucked to work remotely. I was also tired of the contracting life where you do a little bit... was helping cover social media while the Hutch hired a full-time social media manager. “I usually start...magazine. Getting pulled in all of these different directions is sometimes at odds with the space needed to... -
It’s Bioelectric! An Exciting Interdisciplinary Field of Research
TypeBlog PostPublishedOct. 29, 2019, 2:52 p.m....sufficient for certain patterning activities of entire tissue types or even organs. In frogs, ectopic ...electrical communication is briefly inhibited in the entire worm during regeneration, the worm creates two ... artificial intelligence," says Michael Levin, Director of the Allen Discovery Center. The future of this... -
Summer SciComm Series: Cognitive Load
TypeBlog PostPublishedJune 16, 2022, 1:15 p.m....to read a formulaic fiction story that doesn’t require any detailed retention of information or formulation...something verbally. Sometimes a group was just really tired and needed a slower, simpler presentation than I... I had planned; other times students were fired up and enthusiastic and needed a faster presentation with... -
To Each HIS Own
TypeBlog PostPublishedMarch 2, 2023, 2:15 p.m....Much of today's biological research requires a close examination of specific proteins within a system...tags, however, tended to be very large and often required the incorporation of a cleavage site and a post-purification...no cut or dried answer. Successful purification requires the tag to be accessible to the metal ions once... -
Gendered Innovations: Why Does Sex of the Cell Matter?
TypeBlog PostPublishedJuly 21, 2016, 2:30 p.m....sex, the National Institutes of Health (NIH) now requires that sex be included as a biological variable ...variable in all NIH-funded research. Janine Clayton, Director of the Office of Research on Women’s Health, emphasizes...gender in science and technology and currently directs the EU/US Gendered Innovations in Science, Health... -
Addgene's Tips for Plasmid Quality Control
TypeBlog PostPublishedJan. 14, 2016, 3:30 p.m....with multiple inserts or internal mutations that require more than two sequencing reactions. In the more...to ensure uniformity of the culture. Sequencing directly from the glycerol stock saves us the step of purifying... Each sequencing service will have different requirements for volume and concentration, and not all providers... -
Career Coaching for Scientists: Why and Where Do I Find One?
TypeBlog PostPublishedJan. 29, 2015, 1:25 p.m....new job skill? Finish your thesis? Knowing your desired outcomes will help you assess if the coach you ...coach usually will be a clear communicator and make direct suggestions for improvement and change. Work ...relationship has been successful – what are the desired outcomes? Ask openly for clear information on... -
Plasmids 101: Cre-lox
TypeBlog PostPublishedJan. 13, 2015, 3:47 p.m....asymmetry in the core sequence gives the loxP site directionality, and the canonical loxP sequence is ATAACTTCGTATA-GCATACAT-TATACGAAGTTAT...reversed. Deletion: If the sites face in the same direction, the sequence between the loxP sites is excised...cerevisiae FLP-FRT recombination system is another site-directed recombination technology very conceptually similar... -
Hot Plasmids and Viral Preps - January 2021
TypeBlog PostPublishedJan. 5, 2021, 2:15 p.m....active sites. In addition, Casɸ has a minimal PAM requirement. For instance, for Casɸ-2 the PAM sequence is... is expected to contribute to experiments that require high photostability, such as time-lapse imaging...Leopold Parts. This library delivers 2 randomly paired guides per construct and allows a reduced scale... -
Getting Started with Behavioral Neuroscience: Standardizing Experiments and Using Viral Vectors
TypeBlog PostPublishedAug. 20, 2019, 12:31 p.m....laboratory, a high level of experimental control is required, because seemingly tiny external factors can have...overexpress a gene that alters neuronal function directly such as receptor subunits or neurotrophic factors...smaller and may be preferable if wider diffusion is required. On the other hand, lentiviral vectors are superior... -
Open Resources and Plasmid Tools For Studying C. elegans
TypeBlog PostPublishedJuly 18, 2019, 12:55 p.m....Development Dynamics Database (WDDD) The WDDD aims to acquire quantitative data on all the cell divisions of ...Kit for CRISPR Cas9 edits At Addgene, we have the entire SapTrap toolkit from the Jorgensen lab. SapTrap...Project: The Complete Gene Expression Map of an Entire Nervous System." Neuron 99.3 (2018): 430-433. PubMed... -
Split Fluorescent Proteins for Studying Protein-Protein Interactions
TypeBlog PostPublishedMay 3, 2022, 1:15 p.m...., comprised of PAS and GAF domains of iRFP713. Requires presence of heme oxygenase for chromophore formation...miRFP709 and miRFP670, pair with common PAS domain. Requires presence of heme oxygenase for chromophore formation...BiFC interaction is typically irreversible and requires some time for chromophore maturation, splitFAST... -
Fluorescent Proteins 101: Introduction to FRET
TypeBlog PostPublishedJune 27, 2017, 1:03 p.m....photon 2. Energy transfer from the excited donor directly to the acceptor fluorophore--think of it as a ...fusions varies with transfection efficiency and any unpaired fluorescent proteins can contribute additional...Check Out Fluorescent Protein Biosensors Browse the Entire Fluorescent Protein Collection ...