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Showing: 201 - 220 of 672 results
  1. Antibodies 101: Secondary Antibodies

    Type
    Blog Post
    Published
    Dec. 21, 2021, 2:15 p.m.
    ...drawbacks of the indirect method, lengthening an often already lengthy process. (And while I have it on...protein of interest is often one of the most challenging components of any immunoimaging assay. Secondary...has introduced new options for increasing signal strength.  For the time being, though, secondary antibodies...
  2. Lighting Up Cell Signaling with Photoswitchable Kinases

    Type
    Blog Post
    Published
    July 25, 2017, 1:20 p.m.
    ...but where the kinases are located, their signal strength, and how long their signals last all impact transduction...the signal must be transmitted by intermediate messengers. Optical control of kinase activity can provide...preserved. References 1. Zhou, Xin X., Linlin Z. Fan, Pengpeng Li, Kang Shen, and Michael Z. Lin. "Optical control...
  3. CRISPRainbow and Genome Visualization

    Type
    Blog Post
    Published
    Feb. 28, 2017, 3:30 p.m.
    ...itself. In their CRISPRainbow paper, Ma et al. engineered gRNA scaffolds containing two hairpin sequences...permit labeling, but a newly expressed standard length gRNA would “switch” the system and induce genome...Multiplexed labeling of genomic loci with dCas9 and engineered sgRNAs using CRISPRainbow.” Nat Biotechnol. 34...Addgene. 4. Kiani, Samira, et al. “Cas9 gRNA engineering for genome editing, activation and repression...
  4. Enhancing CRISPR Targeting Specificity with eSpCas9, SpCas9-HF1, & HypaCas9

    Type
    Blog Post
    Published
    Dec. 16, 2015, 3:30 p.m.
    ...improvements in genome engineering! References 1. Slaymaker, Ian M., et al. "Rationally engineered Cas9 nucleases...-target specificity of the Cas9 nuclease with engineered variants: eSpCas9, SpCas9-HF1, & HypaCas9. ...Plasmids Browse our CRISPR Guide Pages Find Genome Engineering Resources ...
  5. CRISPR in the Clinic

    Type
    Blog Post
    Published
    Nov. 2, 2023, 1:15 p.m.
    ... preliminary results (Dimitri et al). CRISPR engineering of CAR-T cells is particularly promising because... the first-ever systemic CRISPR therapy. They engineered a CRISPR-Cas construct targeting the diseased...technology is rapidly evolving, and many of the challenges with therapies involve patient safety, effectiveness...2013). Dimitri, A., Herbst, F. & Fraietta, J.A. Engineering the next-generation of CAR T-cells with CRISPR-Cas9...
  6. A Look Back at One Year of Plasmid Sharing for COVID-19 Research

    Type
    Blog Post
    Published
    July 12, 2021, 1:15 p.m.
    ...tests.  Labs including Jennifer Doudna’s lab and Feng Zheng’s lab had already developed nucleic acid detections...resources References Biering SB,  Sarnik SA, Wang E, Zengel JR, Sathyan V, Nguyenla X, Van Dis E, Catamura ...NV, Ludes-Meyers J, Nguyen AW, Park J, Wang N, Amengor D, Lavinder JJ, Ippolito GC, Maynard JA, Finkelstein...
  7. Reaching out to China: Canton Nucleic Acids Forum (CNAF) 2015

    Type
    Blog Post
    Published
    Dec. 1, 2015, 3:30 p.m.
    ...outskirts of Guangzhouon west of beautiful Mao Fengshan Forest Park. As a national science and technology...one take dried seahorse for?), but there were no English speakers around. Opening talks – Genomics discoveries... sensitizing gene cassettes. Thse vectors are engineered to replace the drug resistantance genes in the...cas9 proteins from different species for genome engineering. The final keynote presentation was by Nobel ...
  8. Gaining Leadership Skills Volunteering at a Professional Organization

    Type
    Blog Post
    Published
    Aug. 6, 2015, 2:30 p.m.
    ... to be prepared to take on the challenges and be proactive and engaged once you are in a leadership role...online and on monthly phone calls. This has its challenges as meeting in person is often much more productive...different types of people in order to harness their strengths and work effectively. Leadership responsibilities...
  9. Degrading DNA with Cascade-Cas3

    Type
    Blog Post
    Published
    Feb. 11, 2025, 2:15 p.m.
    ...this complex, developing Cas3 tools has been challenging. It can be difficult to ensure comparable expression..., though consistent expression can still be a challenge. A multitasking Cas Most Cas effectors have one...Harnessing type I CRISPR–Cas systems for genome engineering in human cells. Nature Biotechnology, 37(12),...CRISPR-Cas Systems INTEGRATE: Bacterial Genome Engineering Using CRISPR-Transposons Additional resources...
  10. PhD Applications After COVID

    Type
    Blog Post
    Published
    Jan. 5, 2023, 2:15 p.m.
    ...program itself. Picking a mentor comes with many challenges, and the flood of interview requests and visitation...logistical, financial, etc…) now have options to fully engage in the application process. And even if you intend...a travel day to an online call in response to challenges on their end. Though the quick changes in plans...using the virtual world to your advantage can strengthen your application and help you decide if a program...
  11. Course-Based Undergraduate Research Experiences (CUREs)

    Type
    Blog Post
    Published
    Feb. 9, 2023, 2:15 p.m.
    ... Biology (Kimball et al., 2020). Benefits and Challenges CUREs inspire students to take ownership of their...experience on their resumes). CUREs are not without challenges. Real research is messy, and it can be difficult... value of this approach and encouraging them to engage in the problem-solving process. His previous experiences...research experiences are a “CURE” that increases engagement by students and teachers. FEMS Microbiology Letters...
  12. DNA Purification Without a Kit

    Type
    Blog Post
    Published
    Feb. 11, 2020, 2:15 p.m.
    ...., Zhang, Y., He, W., Wang, J., Peng, F., Huang, L., Zhao, S., & Deng, W. (2018). Rapid Regeneration and... reduce your lab’s waste footprint. The Zhao and Deng labs developed a simple method for regenerating ... this many uses of the columns, but the Zhao and Deng labs found they could just make their own buffers...
  13. AAVs in Retinal Gene Therapy

    Type
    Blog Post
    Published
    July 31, 2018, 12:55 p.m.
    ...Nowadays a toolbox of naturally occurring and engineered AAV serotypes that further expands the range ...currently used in clinical trials, a variety of engineered ones have shown great promise in preclinical ... AAV safety profile is excellent and further strengthens its position as the vector of choice for in vivo...being done to further improve the technology: engineering of new capsid variants, designing expression ...
  14. Plasmids 101: Secondary Nanobody Toolbox

    Type
    Blog Post
    Published
    Feb. 27, 2018, 2:04 p.m.
    ...immunodetection tools is their strong signal strength. This signal strength is due in large part to their larger...requires animal sacrifice and precludes genetic engineering of a tag or fusion with a reporter enzyme. For...labeled with up to 3 dyes, yielding similar signal strength to a standard IgG secondary antibody (Pleiner ...
  15. CRISPR Antimicrobials

    Type
    Blog Post
    Published
    May 3, 2016, 2:30 p.m.
    ...may provide a method for doing just that. While challenges remain in the delivery of these agents, CRISPR...potential clinical applications, Ando et al. recently engineered synthetic phages, each based on the well-studied... Lemire, Diana P. Pires, and Timothy K. Lu. “Engineering Modular Viral Scaffolds for Targeted Bacterial...Addgene Blog CRISPR Methods for Bacterial Genome Engineering Treating Muscular Dystrophy with CRISPR Gene ...
  16. Designing Your Chalk Talk for the Academic Job Interview

    Type
    Blog Post
    Published
    March 12, 2019, 1:37 p.m.
    ...for a liver transplant. My lab will combine bioengineered scaffolds with patient stem cells to generate... in your chalk talk, there's the vital task of engaging your audience. You need to make your audience ...search committees. If possible, do at least two full length practices (~1 h) and get feedback. It’s also helpful...outside your field. If they can understand and are engaged by your presentation, then you’re on the right ...
  17. CRISPR-mediated Plant Base Editors

    Type
    Blog Post
    Published
    Jan. 3, 2019, 1:35 p.m.
    ...to an adenine base editor. A massive protein engineering effort by Gaudelli et al. resulted in the successful...colonies and subsequent rounds of evolution and engineering gave rise to a mutant TadA (TadA*) that satisfactorily.... Kang, Beum-Chang, et al. "Precision genome engineering through adenine base editing in plants." Nature...CRISPR-mediated base editing in rice. In Genome Engineering: The CRISPR-Cas Revolution, Cold Spring Harbor...
  18. Antibodies 101: The Four ELISAs and When to Use Them

    Type
    Blog Post
    Published
    July 25, 2024, 1:15 p.m.
    ...the level of target antigen in a sample. While Engvall et al. originally developed the ELISA assay to ...small molecules from a variety of sample types (Engvall 1971). Scientists value ELISAs for their accuracy...antibodies. Assay development, however, can be challenging since scientists must first identify two independent...Longer protocolIncreased chance of cross-reactivityChallenging to develop assay Competitive Appropriate...
  19. Viral Vectors 101: Preparing Pooled Libraries

    Type
    Blog Post
    Published
    July 13, 2023, 1:15 p.m.
    ...libraries. The Genome Engineering using CRISPR/Cas Systems Forum- Moderated by the Feng Zhang lab, this is...presentation deceive you; pooled libraries can be quite challenging to use! In this post, I’ll walk you through how...activation screening - An excellent protocol paper by the Feng Zhang lab describing construction, lentiviral production...
  20. Rett Syndrome: A History of Research and Therapeutic Outlooks

    Type
    Blog Post
    Published
    Nov. 19, 2020, 2:15 p.m.
    ... Rett Syndrome, respectively. One of the main challenges facing Rett researchers is how to deliver the...depositors David Liu, PhD, Keith Joung, PhD, and Feng Zhang, PhD, is pursuing CRISPR/Cas9 technology for... by Gail Mandel. There are numerous technical challenges to overcome for both of these approaches, such...abstract Sinnamon JR, Kim SY, Fisk JR, Song Z, Nakai H, Jeng S, McWeeney SK, Mandel G (2020) In Vivo Repair of...
Showing: 201 - 220 of 672 results