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We narrowed to 1,140 results for: Gene

Showing: 301 - 320 of 1140 results

  1. Plasmids 101: Screens vs. Selections

    Type
    Blog Post
    ...all known genes. This is a perfect example of an unbiased, reverse screen – all known genes are assayed...of knocking out the genes of interest (or the whole genome), they knock down gene expression temporarily... a biological process. Players can be proteins, genes, enzymes, drugs, or anything else that plays a role...where there is removal of known factors (such as a genes) and the loss of those factors is assessed. The ...especially useful if you are interested in studying genes whose knockout would be lethal to cells and thus...The two most common methods of manipulation are genetic knockout mutations and treatment with small molecules...selection would work is if you are trying to identify genetic conditions which convey resistance to a drug. You...

  2. Working with Nuclear Receptors

    Type
    Blog Post
    ...functional groups of genes involved in the execution of a specific regulatory regime (such as genes involved in...consortium-generated datasets with a systematic effort to compile NR- and coregulator-related global gene profiling...remain unknown. Together, NRs govern expression of genes involved in a broad range of reproductive, developmental...efficient and timely activation or repression of gene expression (see www.nursa.org for a curated list... NRs and coregulators, and although the reporter gene has over the years evolved from chloramphenicol ...O'Malley, B. W. (2002). Combinatorial control of gene expression by nuclear receptors and coregulators...funding model in nuclear receptor research, and has generated a set of comprehensive datasets that collectively...

  3. Addgene's Cancer Collection Pages Connect the Research Community

    Type
    Blog Post
    ...specific genes involved. Downregulation of tumor suppressors and upregulation of proto-oncogenes ­­­can ...click on a gene of interest will direct the investigator to a list of all available Addgene plasmids he... group of genes/proteins that, when expressed, normally encourage cell survival, growth and proliferation... the health of an organism that both classes of genes function normally to maintain balance – encouraging...Technologies, Carlsbad, CA) that represents 180 genes from the Ras signaling pathway. Its major appeal...of vectors to study the function of any of these genes through several different applications such as fluorescent... in the development of cancer. With hundreds of genes involved in the Ras pathway alone and thousands ...

  4. PITChing MMEJ as an Alternative Route for Gene Editing

    Type
    Blog Post
    ...harnessed MMEJ to create a new method for CRISPR gene knock-in, termed PITCh (Precise Integration into Target ...than that observed with NHEJ. PITCh: Using MMEJ for gene knock-in Building on the lab’s previous work, Sakuma... should target near the last coding exon of your gene of interest. For ideal use, this gRNA should be ... is if the GFP-Puro will alter expression of the gene it follows. For increased versatility, it would ...would be advantageous to adapt PITCh to insert genes into AAVS1, the “safe harbor locus” of the human genome...another strategy researchers can exploit for CRISPR gene editing. In organisms where HDR is downregulated...Sakuma, Tatsushi, et al. (2016).  “MMEJ-assisted gene knock-in using TALENs and CRISPR-Cas9 with the PITCh...

  5. What's Your Organism? Expanding Genomic Tools via the NSF EDGE Program

    Type
    Blog Post
    ... and the gene that is responsible is understood. It’s possible to actually silence this gene with RNAi...only 1,700 genes total). Hydra (Celina Juliano) This is a known stem cell and regeneration model. Little... human interaction for all of us studying human genes in test tubes and gels). As a freshman in college... I studied development and evolution of histone genes in Strongylocentrotus purpuratus, the spiny purple...direct tests of cause and effect hypotheses between gene function and phenotypes in diverse plants, animals...frog cell lines to develop robust methods for frog gene editing. They edit in a cell line, then take the...nonetheless - the first example was of a pigmentation gene.   Genus Microtus (Zoe Donaldson) Voles have fascinating...

  6. Synthetic Biology - Overview

    Type
    Collection
    ...contains pre-assembled genetic circuits such as logic gates and higher level gene networks. Sensing and... pathways and auxiliary components. Networks and Gene Regulation Browse plasmids containing both naturally...Lab RNA Feedback Lu Lab Multiplexed/Programmable Gene Networks Mascher Lab Bacillus BioBrick Box Mukhopadhyay...about synthetic biology resources available at Addgene. Browse featured collections or depositing labs...engineering of biological systems for novel functions. Addgene is working with leading synthetic biologists around...facilitate the sharing of parts and information. Addgene can help you to share your synthetic biology plasmids...signaling and environmental sensing. Strains Browse Addgene's collection of engineered bacterial strains, including...

  7. "Build Your Plasmid": The Game - Play to Teach

    Type
    Blog Post
    ...courses on genetic manipulation more hands on While teaching courses about gene therapy and genetic manipulation...that similar types of thinking go into developing gene therapy strategies for various diseases. That’s ...Inserts, Tags, Origins of Replication, Resistance gene and Selection Markers) and one “Transfer Plasmid...had to pick the best strategy and propose a final gene therapy approach for the disease to be openly discussed...impression was that they had clearer ideas about gene therapy in the following lessons. And let me tell...teach gamma-retrovirus or lentivirus-based ex-vivo gene therapy’ strategies to undergraduates, however you...problem is…how can you make a “hands-on” lesson on genetic manipulation of human stem cells when students ...

  8. Hot Plasmids and Viral Preps - September 2021

    Type
    Blog Post
    ...systems allow researchers to understand bacterial gene clusters that produce useful natural materials, ...capable of robust expression of high G+C content genes, as validated through monitoring the expression ...human mRNA binding proteins with 10 guide RNAs per gene. The lab modified the lentiviral backbone to encode...pooled library from Junjie Chen's lab targets human genes known or suspected to be involved in DNA damage ...Veening is now available with one sgRNA per operon or gene. The sgRNA pool can also target core operons in ...library uses CRISPR cytosine base editors to disrupt gene function by targeting start codons, splice acceptor...find all of the CRISPR plasmids available from Addgene, head over to our CRISPR Plasmids and Resources...

  9. An Addgene Summer Internship

    Type
    Blog Post
    ...choose what gene to focus on. The gene choice had restrictions. It couldn’t be a Covid gene, a toxin, or...Syntaxin3 gene was the winner. We used the next 4-5 weeks to work on cloning the Syntaxin3 gene in a pLenti...after discussion, we sent it for sequencing. The gene was successfully sequenced, confirming that we had...with Amy C., Addgene’s intern coordinator shortly after hearing her talk about Addgene’s internship opportunity... past six weeks. Through Addgene, I learned the basics of lab safety, general work skills — such as using...environment changes them. Addgene gave me the chance to become a real life scientist. Addgene gave me the chance...knowledge more than ever before. Before joining Addgene, I had spent most of my junior year stressed out...

  10. Zinc Finger Consortium Reagents

    Type
    Collection
    ...Arrays for Zebrafish Genes - Browse pre-constructed zinc fingers targeting specific genes Oligomerized Pool...Keith Joung and Daniel Voytas have deposited at Addgene various reagents for engineering and expressing...

  11. Supporting Rare Disease Research with the 2020 BeHEARD Awards

    Type
    Blog Post
    ... plasmids to generate deletions of candidate genes in euploid iPSCs. “The BeHEARD Addgene reagents will... lentiviral vectors from Addgene, the lab will express these candidate genes in TS iPSCs to identify whether...CTD, which arises due to mutations in the SLC6A8 gene, also known as the creatine transporter. The Association...Congratulations Mark Mellett! Siddharth Prakash: X chromosome genes involved in Turner syndrome Turner syndrome (TS)...can lead to cardiac developmental defects. Eight genes from the X chromosome are expressed at significantly...will facilitate our aims to correct X chromosome gene dosage in TS cells as a first step to reverse the...Germline mutations in one of these parts, the GNB1 gene, which codes for G𝛃1 subunits of G protein complexes...

  12. CRISPR 101: Epigenetics and Editing the Epigenome

    Type
    Blog Post
    ...comparing gene activation when enhancers were active or silent, they could identify the target genes of previously...efficient. In general, epigenetic chromatin modifications are correlated with alterations in gene expression...updated Jun 24, 2020. Epigenetic modifications are an additional layer of control over gene expression that ...proteins that help package DNA, were associated with gene expression or silencing. To alter DNA modifications...oxidation and repair factors that allow for increased gene activation at the targeted site compared to other...the only CRISPR-based technology designed to alter gene expression. Fusing dCas9 to a transcriptional activator...a CRISPR-Cas9-based acetyltransferase activates genes from promoters and enhancers. Nature Biotechnology...

  13. Synthetic Biology - Cloning and Genomic Tools

    Type
    Collection
    ...Metabolism Networks & Gene Regulation Sensing & Signaling Strains Browse Addgene's collection of synthetic...available from this depositor's lab. Plasmid Description Gene/Insert Vector Type PI Publication Back to Top Shuttle...out our Suggest a Plasmid form or e-mail help@addgene.org to help us improve this resource!...

  14. Harnessing Bacterial Toxins for Allelic Exchange

    Type
    Blog Post
    ...relies on the sacB gene product of B. subtilis (Hmelo et al., 2015). The sacB gene product is a sucrase... in the chromosome is to disrupt expression of a gene with an antibiotic resistance cassette. This leaves...sometimes interfering with expression of surrounding genes. However, there are ways to create scarless mutations...Red that contained one of eight bacterial toxin genes isolated from E. coli or Psuedomonas aeruginosa....toxins, and phage holins. They hypothesized that genes that had evolved specifically for toxicity would... pathogenic Proteobacteria. We placed the toxin genes under control of a rhamnose-inducible promoter, .... "Improvement of pCVD442, a suicide plasmid for gene allele exchange in bacteria." Plasmid 51.3 (2004...

  15. Evolution of Lab Techniques

    Type
    Blog Post
    ...particular gene mutation, southern blotting can be used to identify the presence of that mutated gene. In southern...the location of genes. With this knowledge, researchers were able to target specific genes for deletion ...southern blotting being used to identify a gene mutation is the genetic test used for sickle cell anemia (2)...probe (for example, has the sequence of the mutated gene the researcher is searching for), then the probe...to identify the presence of the mutated β globin gene that causes sickle cell anemia. The mutation happens...questions. Real-time PCR detects and quantifies a gene or DNA sequence of interest by recording DNA abundance...fluorescence in situ hybridization for detection of gene copy number changes." Protocols for Nucleic Acid...

  16. Hot Plasmids - October 2020

    Type
    Blog Post
    ... insert the FP gene into the target gene’s native locus, but introducing large genetic changes in C. elegans...glycosyltransferase genes and other proteins related to cellular glycosylation. Get the library at Addgene CasRx ...cassette exons and disrupts genes with alternative exons. Get the library from Addgene New from the viral...library inhibits over 18,000 human genes. Find the lentiviral preps at Addgene hSyn1-SIO-stGtACR1-FusionRed...So how can you use CRISPR to introduce large FP genes into C. elegans? By using a split FP approach. Split-wrmScarlet... validated this tool by targeting six different genes whose protein products have distinct localizations... number, generally very small, and can contain different neurotransmitters. Using genetically encoded ...

  17. Simple CRISPR-based Epigenetic Editing: dCas9-directed DNA Demethylation

    Type
    Blog Post
    ...investigation into the regulation of your favorite gene. But have no fear - I’m here to introduce you to...genome – could be affected, leading to unpredicted gene expression changes (Sapozhnikov and Szyf 2021, Charlton...interact with transcriptional machinery to modify local gene expression, confounding any potential conclusions...causal relationship between DNA demethylation and gene expression (Sapozhnikov and Szyf 2021).    ... expressing blasticidin or puromycin resistance genes.  It’s that simple! Good luck and happy editing...Vogelstein B (1983) Hypomethylation distinguishes genes of some human cancers from their normal counterparts...Methylcytosine Hydroxylation, Active DNA Demethylation, Gene Transcription, and Memory Formation. Neuron 79, ...

  18. Plasmid-based Recombinant Monoclonal Antibodies: What They Are and Why You Should Be Excited About Them

    Type
    Blog Post
    ...., 2018). Hybridomas can lose gene expression of the mAb-encoding genes or fail to revive after cryopreservation...monoclonal antibodies that are generated in vitro using synthetic genes that are typically expressed from... integrated sequence in a stable cell line. The genes encode the heavy chain and light chain for the antibody...Figure 2: (Left) The light chain and heavy chain genes of the antibody are encoded in a plasmid. (Right...better and better at identifying and cloning the genes for antibody expression. If starting from a protein...sequences of the antibodies and then synthesize the genes that encode those amino acids (Tran et al., 2016... Antibody? animation Resources on Addgene.org Check out Addgene's antibody plasmid collection ...

  19. Improving Transduction Efficiency with Exosome AAVs

    Type
    Blog Post
    ...particles. But, exo-AAVs may open new ways of improving gene delivery. They increase the efficiency of transduction...for shielding neutralizing antibodies and robust gene delivery in vivo." Biomaterials 35.26 (2014): 7598...PMC4104587. György, Bence, et al. "Rescue of hearing by gene delivery to inner-ear hair cells using exosome-associated.... "Microvesicle-associated AAV vector as a novel gene delivery system." Molecular Therapy 20.5 (2012):...PMC3345986. Meliani, Amine, et al. "Enhanced liver gene transfer and evasion of preexisting humoral immunity... "Exosome-associated AAV2 vector mediates robust gene delivery into the murine retina upon intravitreal...viral vectors 101 eBook Resources on Addgene.org Learn about Addgene's viral service Find viral protocols...

  20. Synthetic Photobiology: Optogenetics for E. coli

    Type
    Blog Post
    ...plasmids from this publication at Addgene. Multichromatic control of gene expression in Escherichia coli...optimized by Tabor’s lab, making light-controlled gene expression in E. coli easier and more robust. Synthetic...used to engineer new pathways with sophisticated gene expression controls. Most cell types do not respond... can be coexpressed for sophisticated control of gene expression. An E. coli light-sensitive two-component... was only about 10-fold, precluding the study of gene expression at very high or very low levels. Schmidl...researchers to better fine-tune the level of output gene expression based on the input light intensity. In...the plasmids from this publication at Addgene. A synthetic genetic edge detection program. Tabor JJ, Salis...
Showing: 301 - 320 of 1140 results