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We narrowed to 295 results for: SAM activators

Showing: 141 - 160 of 295 results

  1. CRISPR Cheat Sheet

    Type
    Blog Post
    Published
    Jan. 27, 2021, 2 p.m.
    ...adenosine deaminase can convert adenosine to inosine. Activate/Repress: Modified versions of CRISPR nucleases... using the link or use the text below to get the same information. Download a PDF of CRISPR Cheat Sheet...

  2. Google Forums Round Up: First Impressions of NgAgo

    Type
    Blog Post
    Published
    Aug. 4, 2016, 2:30 p.m.
    ...cells and one which diminishes the endonuclease activity of the enzyme. In vivo, only nascent NgAgo protein...the cellular machinery, leaving a small amount of active NgAgo/ssDNA complex in the cell. As proposed in... to deliver NgAgo ingredients into the cell, the same method used by Gao et al, 2016 (1). View the Complete...

  3. Multicolor Animals: Using Fluorescent Proteins to Understand Single Cell Behavior

    Type
    Blog Post
    Published
    March 5, 2019, 1:08 p.m.
    ...necessary to excise the non-fluorescent YFP and activate fluorescence of the downstream OFP, GFP, or RFP...injected transgene, each of which could recombine to activate the expression of a different fluorescent protein...cell remains the same color for its entire lifetime and daughter cells retain the same color, allowing ...3.0 and using the same fluorescent markers, Brainbow 3.1 and 3.2 (described in the same publication) are...stage, meaning that neurons of the same lineage will express the same XFP transgene in an adult fly. As... that target these epitopes and fluoresce in the same color as the fused XFP can be used to amplify the...expressing YFP, CFP, and RFP are not present at the same frequencies. The small population size of CFP++ ...

  4. Fluorescent Proteins 101: Monitoring Cell Mobility Using Fluorescent Proteins

    Type
    Blog Post
    Published
    Aug. 15, 2017, 1:24 p.m.
    ...proteins expressed in the specimen.  2. Fluorescence Activated Cell Sorter (FACs) A machine that sorts cells ...How do dendritic cells migrate to lymph nodes to activate T cells (Celli et al 2008, Kitano et al. 2016,...Patrolling monocytes promote intravascular neutrophil activation and glomerular injury in the acutely inflamed...depth. Two low-energy photons (typically from the same laser) cooperate to cause a higher-energy electronic...proteins. Additional fluorescent protein tools Photoactivable fluorescent proteins (proteins that fluoresce...movement by marking cells at a specific time. Photoactivable fluorescent proteins, for example, have been...must pay attention to time scale when using photoactivatable FPs - their degradation within labelled cells...

  6. Plasmids 101: Stringent Regulation of Replication

    Type
    Blog Post
    Published
    June 20, 2024, 1:15 p.m.
    ...initiate replication, controlling the amount of active DnaA available is one of a cell’s best tools to...binding sites, or trading out ADP for ATP to re-activate DnaA. These regulatory mechanisms allow E. coli...machinery in order to replicate—but not always to the same extent. As described in our previous Origin of Replication... although ATP does get hydrolyzed over time, inactivating the protein binding it (Grimwade et al., 2018...proteins, it can be regulated indirectly via the same mechanisms that affect DnaA and IHF. RepA also controls...

  7. Golden Gate Assembly Upgrades: More Fragments, Faster Assembly, and Higher Fidelity

    Type
    Blog Post
    Published
    Oct. 11, 2018, 12:30 p.m.
    ...Golden Gate assembly involves the simultaneous activities of a Type IIS restriction enzyme such as BsaI...base pair substrates, it demonstrates significant activity on some mismatch-containing pairings. During Golden...confirmed the insertion of the Lambda insert at the same high frequencies as the antibiotic selection markers...

  9. Technical Design of a Western Blot

    Type
    Blog Post
    Published
    Aug. 22, 2024, 1:15 p.m.
    ... enzymes are cheap, fast, shelf-stable before activation, and light-insensitive. They can detect femtogram...usually preferred because of their higher specific activity, slightly lower cost, and smaller size. However...antimicrobial agents. Chemiluminescence kits When activating your enzyme, make sure to choose a chemilumescence...and your sample(s), as you can only compare samples to a standard curve generated on the same blot. If...protein expression varies from sample to sample. To compare one sample to another, you’ll need to normalize... a weak signal. However, they have high cross-reactivity, vary significantly from lot-to-lot, and have...but they have higher specificity, lower cross-reactivity, and are more consistent lot-to-lot. The highest...

  11. CRISPR 101: Any Base Transversion Editors

    Type
    Blog Post
    Published
    April 1, 2025, 1:15 p.m.
    ...considerable A → G editing activity at most sites, in addition to A → C and A → T activity. To drive selective...instead of human AAG (remember, MPG and AAG are the same protein!) (Chen et al., 2024). They called their...different teams succeeded with this approach around the same time (He et al., 2024; Tong et al., 2024; Ye et ...hypoxanthine from DNA, creating an abasic site. The same protein (or its homologs) has more than one name...

  12. Recombinase-based State Machines Enable Order-dependent Logic in vivo

    Type
    Blog Post
    Published
    July 28, 2016, 2:30 p.m.
    ...control recombinase activity. For example, post-transcriptional recombinase activation via RNA toehold riboregulation...states in a sample; instead, it will suggest the predominant state of registers in a sample based on a ... use the same recognition site array on the register, and all three-input GRSMs use the same recognition...implement the same gene regulation program. We recommend testing multiple register designs for the same gene regulation...If an attB-attP pair is aligned (sites facing the same direction) on a register, then the result of their...amplify in some states but not others. Because samples of many registers will likely not be homogenous...infer the predominant state of registers within a sample using a metric that we describe in the Materials...

  13. Hassle-free 96-well Format Epitope Tagging Using Cas9 Ribonucleoprotein

    Type
    Blog Post
    Published
    June 28, 2018, 3:01 p.m.
    ...in our hands, is both cost-effective and highly active. After csRNP complex formation, a single-stranded...efficiently and serves as a good control for both the activity of CRISPR reagents and ICC antibody specificity...of the crRNA (aim for 40-60% GC content) crRNA activity Local chromatin structure (although we could successfully...turnaround time 5-7 days); because the tracrRNA is the same in all csRNP experiments, it can be ordered in bulk...

  14. Addgene's Website Update

    Type
    Blog Post
    Published
    April 8, 2024, 2:15 p.m.
    ...new deposit materials bar New menu Most common activities can be done straight from the new search bar,...Materials”. The “Search Repository” function is our same search bar. And if you’re in the mood to browse ...

  15. Rett Syndrome: A History of Research and Therapeutic Outlooks

    Type
    Blog Post
    Published
    Nov. 19, 2020, 2:15 p.m.
    ...transcriptional repression, activity dependent de-repression, chromatin remodeling, gene activation, and more. Loss...gene replacement therapy, gene editing, MECP2 reactivation, RNA editing, RNA trans-splicing, and protein...They introduced a mouse MECP2 guide RNA and a hyperactive version of the human RNA base editing enzyme ...https://doi.org/10.3389/fgene.2019.00625 McGraw CM, Samaco RC, Zoghbi HY (2011) Adult Neural Function Requires...

  16. Plasmids 101: E. coli Strains for Protein Expression

    Type
    Blog Post
    Published
    Feb. 10, 2015, 3:06 p.m.
    ...are insoluble, act on DNA, or are enzymatically active. For this reason, recombinant proteins are typically...* Streptomycin and Tetracycline Contains highly active thioredoxin reductase and glutathione reductase...proteins. hsdSB (rB- mB-): These strains have an inactivated native restriction/methylation system. This means...-deficient; allows for cloning and expression in same strain F- recA1 hsdR(rK12- mK12+) (DE3) (RifR) ...plasmids utilize inducible promoters, which are 'inactive' until an inducer such as IPTG is added to the...

  17. Easing the Protein Purification Process with pCri

    Type
    Blog Post
    Published
    June 19, 2015, 3:08 p.m.
    ...purification can be one of the most stressful lab activities. Working with proteins requires a substantial...N- and C-terminal. Each set of plasmids uses the same restriction enzymes for cloning (see schematic below...one need to remove the tag post-purification. A sample of pCri constructs: pCri-1a, -4a and -9a. 6xHis...

  18. Technique: Probe Phage Genomes for Host Binding Proteins

    Type
    Blog Post
    Published
    Sept. 29, 2016, 2:30 p.m.
    ...genome to be probed for proteins with host-binding activity without the need for genome sequencing or annotation...nitrocellulose for subsequent probing for cell-binding activity.  First, cut out 20 Petri dish-sized circles of...at the same location that their host colonies grew. If your cells of interest stick to the same location...

  19. Which Fluorescence Microscopy Technique is Best for Me?

    Type
    Blog Post
    Published
    Oct. 10, 2017, 1:57 p.m.
    ...have allowed for real-time monitoring of neuronal activity across substantial 3D volumes. In addition to ...Weijian, and Rafael Yuste. In vivo imaging of neural activity. Nature Methods 14.4 (2017): 349-359. PubMed PMID...due to the refractive index mismatch between the glass and the water-like buffer the sample is immersed...microscope to use for a new sample I always start by asking two questions: 1) Is the sample dynamic or static? ...? 2) Is the sample thin (< 15 μm) or thick? These questions will place each sample into one of four categories...capture in these types of samples is their fast movements. Depending on the sample, a temporal resolution... fluorophores higher in the sample. TIRF is also very gentle on the sample as the majority of the laser...

  20. Antibodies 101: Flow Cytometry

    Type
    Blog Post
    Published
    July 20, 2021, 1:15 p.m.
    ...population in a procedure termed fluorescence activated cell sorting or FACS (2). By analyzing single ..., Sweet RG, Herzenberg LA (1972) Fluorescence Activated Cell Sorting. Review of Scientific Instruments...was raised in the same host species, of the same Ig subclass, and conjugated to the same fluorochrome as...ensure that samples are single cell suspensions. For cells that tend to aggregate, pass the sample through...using an amine reactive dye, such as LIVE/DEAD stain. Like DNA binding dyes, amine reactive dyes can only...single-stained samples for each fluorochrome in the experiment. Single-stained samples must be as bright...experimental sample. In addition, you should include a panel of “fluorescence-minus one” controls, samples stained...
Showing: 141 - 160 of 295 results