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We narrowed to 347 results for: SAM-2

Showing: 201 - 220 of 347 results
  1. 6 Tips for Grant Writing

    Type
    Blog Post
    Published
    Oct. 18, 2016, 2:30 p.m.
    ...days before the deadline isn’t going to be much use. 2. Originality is essential for grant success The two... it’s important not to throw in the towel if 1 or 2 funding bodies say no. If possible, get feedback from...institution). Likewise, if you’re staying in the same lab where you have been working for the last few...
  2. Savvy Advocates Needed to Navigate a Scientific Enterprise in Flux

    Type
    Blog Post
    Published
    Sept. 13, 2016, 2:30 p.m.
    ...is funded have been well documented over the past 2 years (Alberts et al, PNAS 2014; Taylor, eLife, 2016...PMID: 24733905. Pubmed Central PMCID: PMC4000813. 2. Taylor, Justin Q., et al. “Avoiding a lost generation...postdocs at institutions, will be challenging. At the same time, there is much opportunity to make headway ...
  3. Antibodies 101: Beyond Surface Labeling

    Type
    Blog Post
    Published
    June 27, 2024, 1:15 p.m.
    ...everything but the CD8+ T cells (Figure 2). Even better, we can use the same fluorophore for the three lineage...     Figure 2: Dump gating labels all unwanted cell lineages with the same fluorophore to easily...FACS achieves greater purity of your sorted cell sample than MACS. An effective strategy to sort out your...different while the permeabilization solution can be the same). Examples of such targets include transcription...undesired cell populations. Dump gating uses the same color for different markers, making it easy to gate...
  4. Plasmids 101: Degron Tags

    Type
    Blog Post
    Published
    March 14, 2024, 1:15 p.m.
    ...required components are 1) a SMASh-tagged protein and 2) asunaprevir (small molecule). dTAG The degradation...gone through an additional round of evolution (AID-2) to reduce some of the leakiness associated with the...the general concept of the system has remained the same. An obvious drawback of the system is that it requires...
  5. Google Forums Round Up: First Impressions of NgAgo

    Type
    Blog Post
    Published
    Aug. 4, 2016, 2:30 p.m.
    ...engineering methods have their own pros and cons (2). The NgAgo DNA guide is inexpensive and can be 5’...Nature biotechnology (2016). PubMed PMID: 27136078. 2. Burgess, Shawn., et al. "Questions about NgAgo." ... to deliver NgAgo ingredients into the cell, the same method used by Gao et al, 2016 (1). View the Complete...
  6. Fluorescent Proteins 101: Green Fluorescent Protein (GFP)

    Type
    Blog Post
    Published
    May 15, 2014, 3:33 p.m.
    ...from GFP and the mutation definitions found in Table 2 may not apply. Table 1: The specific mutations comprising..., V163A EBFP F64L, S65T, Y66H, Y145F   Table 2: Functional role of specific mutations in GFP derivatives...that of the gene of interest, or expressed from the same transcript as the gene of interest, but after an...
  7. Plasmids 101: Stringent Regulation of Replication

    Type
    Blog Post
    Published
    June 20, 2024, 1:15 p.m.
    ...the chromosome, ending replication.   Figure 2: Prokaryotic chromosomal replication. Adapted from...Microbiology and Molecular Biology Reviews: MMBR, 62(2), 434–464. https://doi.org/10.1128/MMBR.62.2.434-464.1998...machinery in order to replicate—but not always to the same extent. As described in our previous Origin of Replication...proteins, it can be regulated indirectly via the same mechanisms that affect DnaA and IHF. RepA also controls...
  8. CRISPR 101: Validating Your Genome Edit

    Type
    Blog Post
    Published
    Nov. 3, 2022, 12:15 p.m.
    ...faster when using a dual guide system.   Fig. 2: Size screening for large deletion events.   ... Biol 17: https://doi.org/10.1186/s13059-016-1012-2 Find more CRISPR Resources at Addgene: Read our CRISPRGuide... as a proxy for your edit of interest. Using the same gRNA and donor, you can deliver a silent mutation...to compare the sequencing reads from your edited sample to an untreated population. Software such as CRISPResso...
  9. Antibodies 101: The Basics of Western Blotting

    Type
    Blog Post
    Published
    March 8, 2021, 2:41 p.m.
    ... a western, proteins are: (1) separated by size, (2) transferred to a membrane, and  (3) detected using...expensive system-specific sandwiches.   Figure 2: The western blot dry apparatus includes a stack of...thiols, to cleave disulfide bonds. Load the samples, one sample per lane, onto the top of a resolving gel...all of the proteins in a sample migrate through the stacking gel at the same pace and enter the resolving...consistent size and density present in all samples. Uneven sample loading or incomplete protein transfer ...Figure 1: Overview of the Western blot process. The sample, a mixture of protein is separated in a gel, transferred...is the first step of a western. To prepare the samples for SDS-PAGE, measure the protein content and normalize...
  10. Antibodies 101: Validation

    Type
    Blog Post
    Published
    March 24, 2022, 1:15 p.m.
    ...another. You’ll need to validate that points 1 and 2 hold true under your specific experimental conditions...when (1) other strategies may not be feasible and (2) large-scale proteomic and transcriptomic datasets...antibody signal in the retinal sample, but little to no signal in the liver sample, which you do (C), so your...epitopes on the same target reduces the likelihood that both antibodies would bind to the same off-target ...to - particularly when you start using complex samples such as whole cell lysate or tissue sections. It...require variable expression of your target across samples - it is hard to distinguish between specific, invariable...there is a wealth of transcriptomic data from this sample type, so you use your bioinformatics skills (or...
  11. Fluorescent Proteins 101: Monitoring Cell Mobility Using Fluorescent Proteins

    Type
    Blog Post
    Published
    Aug. 15, 2017, 1:24 p.m.
    ... fluorescent proteins expressed in the specimen.  2. Fluorescence Activated Cell Sorter (FACs) A machine...photostability of your fluorescent protein when using 2-photon microscopy as this hasn't been well reported...PMID: 18703742. PubMed Central PMCID: PMC2606057. 2. Chtanova, Tatyana, et al. "Dynamics of neutrophil...depth. Two low-energy photons (typically from the same laser) cooperate to cause a higher-energy electronic...
  12. 6 Tips for Analyzing and Troubleshooting Sanger Sequencing Results

    Type
    Blog Post
    Published
    June 26, 2014, 2:23 p.m.
    ...SnapGene Viewer (Mac/PC) FinchTV(Mac/PC) Chromas (PC) 2. You should see individual, sharp and evenly spaced...less and you might suspect contamination in your sample or consider asking your sequencing facility to ...Use a silica spin column for purification of the samples you send for DNA sequencing If your sequencing ...
  13. Quick, Versatile Plant Transgenesis with GreenGate Plasmids

    Type
    Blog Post
    Published
    Jan. 23, 2014, 3:23 p.m.
    ...Transgenesis." PLoS ONE. 8(12): e83043 (20 December 2013). 2. Carola Engler et al. "A One Pot, One Step, Precision...toolkit - aptly named GreenGate – offers all of those same advantages to researchers working in plant model...allows us to design modules that always have the same recognition site but distinct sites where the enzyme...
  14. Fluorescent Proteins 101: Fluorescent Protein Timers

    Type
    Blog Post
    Published
    May 4, 2017, 2:30 p.m.
    ...linear region to solve for total expression time. 2. Timer functionality with a single gene Although it...290.5496 (2000): 1585-1588. PubMed PMID: 11090358. 2. Tsuboi, Takashi, et al. "Age-dependent preferential...and look at them under a microscope, fractionate samples to isolate particular organelles and their contents...
  15. Antibodies 101: Producing Recombinant Antibodies

    Type
    Blog Post
    Published
    Aug. 13, 2024, 1:15 p.m.
    ...;550(1-2):251-268. doi: 10.1016/j.ijpharm.2018.08.043. Epub 2018 Aug 23. PMID: 30145245. Samiul Amin, ...and particle formation. J Pharm Sci. 2015 Feb;104(2):602-11. doi: 10.1002/jps.24259. Epub 2014 Nov 21....
  16. Deciphering the Mysteries of Behavior with Viral Vectors

    Type
    Blog Post
    Published
    Sept. 17, 2019, 12:40 p.m.
    ...of these neurons via the channel Channelrhodopsin 2 (ChR2) reduced glutamate transmission from the mPFC...deliver Cre-dependent expression of  Channelrhodopsin 2 (ChR2), a modified receptor protein that activates...actively swimming versus passive floating. In the same paper, the authors used lentivirus to introduce ...
  17. "Hall of Fame" AAV Enhancers from the Allen Institute for Brain Science

    Type
    Blog Post
    Published
    Sept. 9, 2025, 1:15 p.m.
    ...module_attribute "schema_version" is_json="true" %}{% raw %}2{% endraw %}{% end_module_attribute %}{% module_attribute...stereotaxically, STX) to the brain. Figure 2: Selection, prep, and testing of AAV enhancers in ...transcription (Figure 1). Although all cell types share the same DNA sequence, not all enhancers are functional in...enhancer in one cell type but not in others. The same mechanism that allows enhancers to regulate gene...
  18. Fluorescent Proteins 101: When GFP lets you down

    Type
    Blog Post
    Published
    Aug. 23, 2018, 12:05 p.m.
    ...phosphoinositides (Varnai and Balla, 2008) (Figure 2). RNA production can be detected by using a MS2 coat... 296.5569 (2002): 913-916. PubMed PMID: 11988576. 2. Tsien, Roger Y. "The green fluorescent protein." ... proteins are also a better choice for thicker samples. Another solution to avoid autofluorescence is ...reaction and hence, there is no need to excite the sample. Although bioluminescent probes are usually dim...
  19. The Addgene Antibody Data Hub

    Type
    Blog Post
    Published
    Sept. 12, 2024, 1:15 p.m.
    ...rating, sample species, antibody species, or whether the results include knockout data.    Figure 2: Search...
Showing: 201 - 220 of 347 results