We narrowed to 886 results for: URE
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TypeBlog PostPublishedJune 25, 2019, 12:54 p.m....virulence. Scientists have studied how HGT occurs in nature and have learned how to introduce genetic materials...Transformation, transduction, and conjugation occur in nature as forms of HGT, but transfection is unique to ...material from the environment by bacterial cells. In nature, this genetic material often comes from adjacent...
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Hot Plasmids - June 2019 - Optogenetics, Acoustic Reporter Genes, microRNAs, and the CRISPR-Cas9 system CHIME
TypeBlog PostPublishedJune 6, 2019, 12:41 p.m....genes for “gas vesicles,” a gas-filled protein structure that water-bound photosynthetic organisms use ... check out this blog post. Bourdeau RW, et al., Nature. 2018. PubMed PMID: 29300010. miRNA reporter vectors... date, containing all 620 sequences of probable mature human miRNAs. Weiss’s collection consists of a... -
REPLACR Mutagenesis: Replacing In Vitro Recombination Methods
TypeBlog PostPublishedFeb. 10, 2016, 3:30 p.m....won’t work if the fragment ends have secondary structure or too much sequence similarity. REPLACR-mutagenesis...expressing recombineering proteins Red/ET from a temperature-sensitive plasmid. Homologous recombination then...also well suited for insertions and deletions. The figure above shows guidelines for primer design; a desired... -
Protein Tagging with CRISPR/Cas9: A Conversation with Mendenhall and Myers
TypeBlog PostPublishedJuly 28, 2015, 2:30 p.m....at all 1,500 or 1,600 transcription factors and figure out where they bind to the genome. We’ve been doing...other scientists quickly? Myers: We were hoping to figure out how to do this for many hundreds of transcription...as well. We would also like to put some social pressure on many other labs that may be doing something... -
Giving gRNAs a Facelift - Synthetic and Beyond
TypeBlog PostPublishedOct. 20, 2022, 1:15 p.m....molecules of the RNA backbone to increase stability. Nature has evolved ways to prevent degradation of important...and rendered useless after less than a minute of exposure to the appropriate light. The photoactivatable...to engage a target sequence. Upon a brief light exposure (several seconds) the gRNA is released and the... -
Hot Plasmids - March 2019 - Anti-CRISPR, 2in1 Cloning, Fluorescent Voltage Indicators, and Photoswitchable Proteins
TypeBlog PostPublishedMarch 19, 2019, 1:31 p.m....Find the CASANOVA plasmids here! Bubeck F et al., Nature Methods 2018. PubMed PMID: 30377362. Studying ...the cell membrane where cell voltage can then be measured. Archon1 is bright, exhibits good localization...processes in vivo. Many photoactive proteins exist in nature, but developing them into optogenetic tools can... -
Reproducibility for Everyone: Lessons from an Open Science Collaboration
TypeBlog PostPublishedFeb. 28, 2019, 1:34 p.m....These workshops illustrate the open and modular nature of the workshop content: different parts could ...for securing funding to support this effort. The future of reproducibility workshops and lessons learned.... Be on the lookout for upcoming workshops at future conferences this year. Workshops are confirmed ... -
It’s Bioelectric! An Exciting Interdisciplinary Field of Research
TypeBlog PostPublishedOct. 29, 2019, 2:52 p.m.... known as the resting potential (Vmem), can be measured as the imbalance of electrical charge between ...of the pHLuorin fluorescent protein. This GEVI features increased brightness and improved plasma membrane...Levin, Director of the Allen Discovery Center. The future of this field has a high potential for the advancement... -
CRISPR Meets Synthetic Biology: A Conversation with MIT’s Christopher Voigt
TypeBlog PostPublishedApril 22, 2015, 2:06 p.m...., with the expectation for major advances in agriculture, materials, chemicals, and medicine. As they’...and where all of it is likely to lead us in the future. Building circuits from CRISPRs Addgene: What...interactions. That’s relevant if you want to make sure you don’t target anywhere else, but for synthetic... -
A Look Back at One Year of Plasmid Sharing for COVID-19 Research
TypeBlog PostPublishedJuly 12, 2021, 1:15 p.m.... have reached labs in over 75 countries. Figure 1: SARS-CoV-2 proteins and other components. Image... the spike protein was developed based on 100 structure-guided spike designs and has improved protein ...Maynard JA, Finkelstein IJ, McLellan JS (2020) Structure-based design of prefusion-stabilized SARS-CoV-... -
Science communication: 9 Strategies to Get Your Foot in the Door
TypeBlog PostPublishedSept. 27, 2017, 1:23 p.m....communications and loves talking about science, nature, agriculture and bananas. You can follow her on Twitter...Plant Science today, Soapbox Science (hosted by Nature), and Addgene are open to guest contributions. ... -
Plasmids 101: Modular Cloning
TypeBlog PostPublishedMarch 12, 2024, 1:15 p.m.... Level 1 TUs into multigene constructs. Figure 2: The three assembly levels of MoClo. Image courtesy...modification of these chemical products. The flexible nature of MoClo allows users to test a variety of different....pone.0016765. Hahn, F., Korolev, A., Sanjurjo Loures, L. et al. A modular cloning toolkit for genome... -
Progress Towards a PAM-Free CRISPR
TypeBlog PostPublishedMarch 7, 2024, 2:39 p.m....including propensity for off-targets, secondary structures, etc., as well as the presence of a Protospacer...one of several Cas9s that recognize NG PAMs. The Nureki lab generated SpCas9-NG, a rationally engineered...lab sought to address the PAM problem through structure-guided engineering of the PAM-interacting domain... -
High Complexity Golden Gate Assembly with NEB’s DAD
TypeBlog PostPublishedAug. 1, 2023, 1:15 p.m....Golden (Gate) pot (Pryor et al., 2022). Figure 1: Workflow for high complexity Golden Gate Assemblies...cycling conditions (see Table 1). Enzyme Temperature Incubation time/cycling Overhang length ...also optimized the thermocycler protocols and made sure that T4 ligase was the correct choice for the job... -
Antibodies 101: Choosing the Right Isotype
TypeBlog PostPublishedApril 6, 2023, 3 p.m....IgG2a antibody. When using a monoclonal antibody be sure to use a highly specific secondary antibody, rather... IgG2a>IgG2b>IgG1 (Manning 2012). Figure 1: Broadly reactive versus subclass-specific antibodies...antibodies rather than generally reactive ones. And make sure to check for any reported cross-reactivity when ... -
Getting Started with Behavioral Neuroscience: Standardizing Experiments and Using Viral Vectors
TypeBlog PostPublishedAug. 20, 2019, 12:31 p.m....increased pressure of the added liquid. The volume should be minimal in order to minimize the pressure into...mouse breeding colony) Environment Olfaction, temperature, humidity, noise level, circadian effects (inactive... -
Plasmids 101: 5 factors to help you choose the right cloning method
TypeBlog PostPublishedAug. 21, 2018, 12:31 p.m....available, you now face the challenge of trying to figure out what system might work best for your particular...vector reseals and other incorrect products. This feature biases the reaction in favor of the desired assembly...which one works best for you. Happy cloning (and be sure to deposit your finished constructs at Addgene!)... -
Of Myc and Men
TypeBlog PostPublishedJan. 19, 2023, 2:15 p.m....of antibodies as tools allowed us to detect and capture proteins of interest to better study them in vivo...tagged protein rather than at the C-terminus. These features made this tag easier to use and more flexible ...will remain an important tool for the foreseeable future. These newer findings simply add to our understanding... -
Tips to Make the Most of a Scientific Conference
TypeBlog PostPublishedMay 23, 2019, 12:26 p.m....depending on the size of the conference). This made sure I didn’t zone out and kept me engaged throughout...If you’re presenting a poster at a conference, be sure to practice beforehand. Generally, two types of ...be on their website or the program booklet. Make sure you’re familiar with the policies before posting... -
Transgenic Organisms, Cas9 Gene Drives, and Appropriate Safeguards
TypeBlog PostPublishedMay 22, 2015, 4:58 p.m....heterozygote into a homozygote and ensuring that all future offspring inherit the endonuclease gene. As we ...address many pressing global problems in health, agriculture, and conservation. But please be aware that there...biosafety officer should be familiar with appropriate measures. Barriers should be a component of all gene drive...