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TypeBlog PostPublishedJan. 13, 2015, 3:47 p.m....and many loxP-containing alleles have also been constructed. Additionally, Cre-containing adenovirus (Ad-Cre...only in specified cells or at specified times. Combining this with some of the loxP methods described above...
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Hot Plasmids May 2018 - Optogenetics, Decaffeination, Biosensors, and Fluorescent Protein Tools
TypeBlog PostPublishedMay 15, 2018, 12:43 p.m....intracellular Ca2+ levels than the original version containing CRY2 without the extra peptide. CRY2clust should...Barrick lab has deposited the pDCAF3-IS5 plasmid containing a synthetic operon that enables the degradation...enzyme required for conversion of xanthine into guanine, and without xanthine supplied in the media, these... -
Adeno Associated Virus (AAV) for Cell and Gene Therapy
TypeBlog PostPublishedNov. 7, 2017, 1:59 p.m....underlying genetic causes of some human conditions, opening up new avenues for therapeutics that treat disease...immunological reconstitution with a normally functioning T cell repertoire (1). In this example, it was...Ken Y., et al. "Engineered AAVs for efficient noninvasive gene delivery to the central and peripheral nervous... -
Hot Plasmids and Viral Preps - January 2021
TypeBlog PostPublishedJan. 5, 2021, 2:15 p.m....photosensitive Cre, Opto-Cre-Vvd, by splitting and joining the protein regions with Vivid (Vvd) photodimers... protein to date By Justin Ng High-throughput screening methods, such as fluorescence-activated cell sorting...s lab developed a new form of FACS-based cell screening, Single-cell Phenotypic Observation and Tagging... -
Hot Plasmids - October 2020
TypeBlog PostPublishedOct. 13, 2020, 1:15 p.m....fluorescence from other regions of the cell. By combining vectors expressing different fluorescent proteins...can be used to determine cell cycle length by examining the ratio of blue to red cells. Cells undergoing...Addgene The Cas Hybrid for Multiplexed Editing and screening Applications (CHyMErA) Knockout Libraries express... -
How to Prepare for an Industry Interview
TypeBlog PostPublishedJuly 9, 2020, 1:15 p.m.... working in the pharmaceuticals industry after earning my Master’s in 2016 and then working four more ...to get enough sleep the night before. Have your morning coffee, if that’s part of your daily routine. Stay...s Science Career Guide Check out Addgene’s job openings ... -
Synthetic promoter AAVs for cell-type specific expression in retinal cells
TypeBlog PostPublishedMarch 12, 2020, 1:15 p.m....expression in the retina. Four approaches for designing synthetic promoters To build a library of synthetic...marker (CatCH-GFP). The lab deposited AAV plasmids containing the active promoters at Addgene. Performance ...expression occurred in one type of cell, with the remaining expression occurring in only Müller glia cells... -
Plasmid-based Recombinant Monoclonal Antibodies: What They Are and Why You Should Be Excited About Them
TypeBlog PostPublishedMay 4, 2021, 1:15 p.m....are getting better and better at identifying and cloning the genes for antibody expression. If starting ...through DNA sequencing of the line and subsequent cloning of the antibody chains (Crosnier et al., 2010; ... Resources References Andrews NP, Boeckman JX, Manning CF, Nguyen JT, Bechtold H, Dumitras C, Gong B, ... -
Tips for Titering Your Lentiviral Preps
TypeBlog PostPublishedMarch 15, 2016, 2:30 p.m....are used as it eliminates the need for antibody staining. Check Out Our In-Depth Fluoresence Titering Protocol...sorting based on expression of a surface marker, subcloning, expansion, and confirmation. This procedure ... How Lentivirus is Used in CRISPR Genome-Wide Screening Learn How Lentivirus Has Been Used for Lineage... -
How-to: 5 Steps to a Great Panel Discussion
TypeBlog PostPublishedOct. 22, 2014, 1:57 p.m....content. Here are some of my tips to organizing and running a memorable panel discussion. Check out Joanne'...where the questions are obvious, the answers uninteresting, the panel members all say the same thing and...will thank you. Own it. For more great tips on running panel discussions see Guidelines for Great Panels... -
Adenoviral Delivery of CRISPR/Cas9 Aims to Expand Genome Editing to Primary Cells
TypeBlog PostPublishedDec. 10, 2020, 1 p.m.... of DNA through error-prone non-homologous end joining (NHEJ). In targeted DNA knock-in, donor DNA is ...CRISPR-Cas delivery utilized the Non Homologous End Joining (NHEJ) DNA repair mechanism to knock out genes ...https://doi.org/10.1038/nmeth.3075 Lukashev AN, Zamyatnin AA Jr (2016) Viral vectors for gene therapy: Current... -
Multiplexed Capture of Promoter-enhancer 3D Chromatin Structures Using CRISPR
TypeBlog PostPublishedJuly 2, 2020, 12:40 p.m....and gRNAs. Using lentiviral delivery of the two remaining CAPTURE 2.0 components eliminates the need to ...identified and the level of on-target enrichment. 2. Determining the spatial and hierarchical organization of ...Variant for Your Next Experiment Learn More About Designing gRNAs Against Your Favorite CREs Here Additional... -
Quick Guide to Working with Drosophila Part 1: Getting Started with Flies
TypeBlog PostPublishedJuly 13, 2017, 2:30 p.m....method for maintaining stable lines of genetic mutants, including in situations where maintaining heterozygosity...genetically and have limited genetic redundancy (meaning, there’s more of a chance of seeing a phenotype... -
Fluorescent Proteins 101: Visualizing Subcellular Structures & Organelles
TypeBlog PostPublishedJune 22, 2017, 2:30 p.m....Fluorescent Proteins (FP) available for microscopy, by cloning your protein of interest into a vector encoding...gene names in the figure below to find plasmids containing that particular gene. ...colocalization experiments in a scientific and meaningful way it is important to choose the appropriate... -
Fluorescent Proteins 101: Fluorescent Protein Timers
TypeBlog PostPublishedMay 4, 2017, 2:30 p.m....protein fusion. This one protein method simplifies cloning and makes your experimental setup less cumbersome...studies of animal development where events like the patterning of nascent tissues and the formation of limbs... process. How have you used FP timers? Are you planning on using an FP timer in a new and creative way... -
Antibodies 101: Conventional vs Spectral Flow Cytometry
TypeBlog PostPublishedAug. 3, 2023, 1:15 p.m.... unstained sample for each tissue type you are running in your panel if you wish to use the autofluorescence...indistinguishable. This tool is of particular value when designing a panel. Figure 3: Similarity index...if markers are co-expressed in your cells when designing your panel. If you have two highly overlapping... -
3D Printing Meets CRISPR Cas9
TypeBlog PostPublishedOct. 17, 2017, 12:55 p.m....soon developed that allowed researchers to create stunning, interactive images of their proteins. Since the... known to say something silly like “See there, arginine 53 really is right there, at the end of helix ...description of how effective this model was in explaining CRISPR technology to 4th graders, check out Jennifer... -
Antibodies 101: Producing Recombinant Antibodies
TypeBlog PostPublishedAug. 13, 2024, 1:15 p.m....depend on what downstream applications you are planning, cost, and the amount of protein you need to produce...popular choice for this. Chromatography columns containing appropriate immobilized ligands are incubated...incubated with cell culture supernatant containing antibodies. The antibodies bind the immobilized ligands and... -
Viral Vectors 101: The Retroviral Lifecycle
TypeBlog PostPublishedJuly 27, 2023, 1:15 p.m....retroviruses are RNA-containing viruses (Robinson et al., 1965)! You may be beginning to realize that the...Lander, M. R., Pugh, W. E., & Teich, N. (1971). Noninfectious ARK mouse embryo cell lines in which each cell... -
A Guide to Starting Your Own Journal Club
TypeBlog PostPublishedFeb. 6, 2020, 3 p.m....continue such discussions. Beyond the excitement of learning about new cutting edge science, researchers of...the most important is letting people know it’s happening. Aim for 3-4 weeks advance notice for the first...presenter, figure by figure) if the primary purpose is training graduate students in critical reading. If the ...