We narrowed to 119 results for: control GFP
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TypeBlog PostPublishedApril 11, 2017, 2:30 p.m.... Experiments Learn more about GFP Controlling Protein Activity with GFP Resources at Addgene.org Find...nature of GFP fluorescence to create an improved fluorescent aptamer system. Knowing that GFP’s structure...increase its fluorescence, essentially mimicking GFP. Though the aptamer, called Spinach, required longer...
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Using Addgene's New Viral Service for Your Research
TypeBlog PostPublishedNov. 17, 2016, 3:30 p.m....delivering control shRNAs, GFP, and rtTA from the Tet-on system. The first two can serve as controls in a variety...virus, and quality control data for each of the materials we distribute. Quality control info can be found...The viral preparations undergo rigorous quality control testing at Addgene meaning they come ready made...used to activate expression of a gene under the control of the tet operator. AAV AAVs are the workhorses...are already available allowing you to chemically control neuronal activity while studying your phenotype...of interest. Optogenetic tools for similarly controlling neuronal activity with light will be available...determined by the serotype. You can use these as controls to determine if your AAVs are getting to the right... -
Hot Plasmids - March 2020 - base editors, GEVI, MoClo, and optogenetics
TypeBlog PostPublishedMarch 3, 2020, 2:15 p.m....levels similar to that of a single AAV expressing GFP. The lab tested the base editors in vivo and achieved...voltage indicators, however, fall short compared to GFP-based sensors in terms of response and brightness...lox system with optogenetics. Cre activity is controlled by red light by splitting Cre and fusing each...system, cells express various fluorescent proteins controlled by Cre recombination. Each cell can have multiple... -
Genetically-encoded Sparse Cell Labeling - A SPARC of Innovation
TypeBlog PostPublishedMay 21, 2020, 1:15 p.m....system along with precisely truncated attP sites to control recombination of the gene construct. A predictable...gene. Effector genes, any gene that you want to control the expression of using the SPARC system. The effector...rest of the SPARC components and expression is controlled by the upstream recombination outcome. Find ...Find SPARC plasmids at Addgene To more precisely control the amount of labeling, you can alter the attP site...effector position, as well as to optogenetically control the depolarization of R2 neurons using CsChrimson...transcription activation systems, such as LexA/p65 or mCD8/GFP, to allow sparse labeling in a variety of fly cell...genome engineering in flies Learn more about controlling gene expression in flies Resources on Addgene.org... -
Hot Plasmids - August 2020
TypeBlog PostPublishedAug. 18, 2020, 1:15 p.m....GABA-ergic interneurons. These include mDlx-GFP, hDlx-FLEX-GFP, hDlx-Flex-dTomato, mDlx-GCaMP6f, hDlx-GiDREADD-dTomato...new tool for synthetic biology uses CRISPRi to control gene expression. This includes a CRISPRi-based ...affinity), as well as GRAB_NEmut as a negative control. Find the sensors at Addgene! New yellow fluorescence...AAV5 and AAVrg. Find these AAVs at Addgene New controls, biosensor, chemogenetic and optogenetic AAV for...pMAK463 (NBαMouse-IgK, Addgene #140701) pMAK464 (NBαEGFP, Addgene #140702) The pMAK461-64 plasmids were...introduced into the hPSC genome using AAV1 and contain an EGFP reporter. Expression of the dCas9-KRAB activator... -
A New Optogenetic Tool Based on AraC Controls Gene Expression with Blue Light
TypeBlog PostPublishedJune 17, 2021, 1:17 p.m....Their system is based on the AraC protein that controls transcription from the PBAD promoter. “AraC is... of interest, under the pBAD promoter, can be controlled with light without the need of any cloning. ...strain transformed with pBLADE expressing superfolder GFP instead of mCherry under the PBAD promoter. They ... -
Hot Plasmids May 2018 - Optogenetics, Decaffeination, Biosensors, and Fluorescent Protein Tools
TypeBlog PostPublishedMay 15, 2018, 12:43 p.m....blue light. Similarly, light can also be used to control homo-oligomerization of a protein fused to CRY2...plasmids described in this work including the soCoChR-GFP plasmid as well as several derivatives encoding alternative...coli. This operon is under the transcriptional control of a strong constitutive promoter (BBa_J23100) ...ShadowG, a novel dark green fluorescent protein (GFP) with an absorption peak of 486 nm and ShadowY, a... -
New and Upcoming Viral Vectors - September 2019
TypeBlog PostPublishedSept. 12, 2019, 1 p.m....continue to add more controls, and have recently released these controls: pAAV-hSyn-DIO-EGFP (50457-AAV5): ...collection is now complete! pAAV-CAG-GFP (plasmid 37825) and pAAV-hSyn-EGFP (plasmid 50465) are now available...sensors Optogenetics Recombinases And more! Control AAV For many AAV experiments, we recommend validating...entire collection! We are expanding our entire control AAV inventory to give scientists access to a wide... Email us or check our website to access them! Controls pAAV-hSyn-hChR2(H134R)-EYFP (26973-AAVrg) pAAV-hSyn-hChR2...our entire AAV inventory. Our new AAVs include: EGFP-expressing AAV for serotype testing Calcium sensors... testing AAV, which are small (20 ul) samples of EGFP-expressing AAV packaged in various serotypes. This... -
CRISPR 101: Mammalian Expression Systems and Delivery Methods
TypeBlog PostPublishedSept. 24, 2015, 2:30 p.m.... create a fusion with a reporter protein such as GFP? All of these outcomes can be most effectively achieved...conjunction with activator or repressor domains to control gene expression. Base editors can help you make...typically used for gRNA. May contain reporter gene (e.g. GFP) to identify and enrich positive cells or a selection...transfer vectors. May contain reporter gene (e.g. GFP) to identify and enrich positive cells. Likely contains...repair by non-homologous end joining (NHEJ) or HDR. EGFP validation of sgRNAs: Can evaluate component delivery...efficacy by cloning in genome target sequence into EGFP reporter. Target DNA reporter system: Can evaluate... -
Hot Plasmids Spring 2024
TypeBlog PostPublishedMay 23, 2024, 1:15 p.m....membrane protein (Plasmid #141386-LV [+M], negative control) were immunoblotted against Anti-SARS-CoV-2 Nucleocapsid...also immunoblotted against vinculin as a loading control (right panel). Image from Addgene. These antibodies...Figure 5: A) Representative confocal images showing GFP expression from ssAAV5s with hIBA1 or hIBA1a promoters...Quantifications showing high microglia specificity of GFP expression for the indicated ssAAV5s. C) Quantifications...trans-splicing. A cis-splicing vector served as positive control (cis-ctrl). v1, vector 1; v2, vector 2; BD, binding... -
Synthetic Photobiology: Optogenetics for E. coli
TypeBlog PostPublishedSept. 8, 2015, 2:30 p.m.... to neuroscience. In fact, precise light-based control of biological processes is highly useful in other... to be optimized by Tabor’s lab, making light-controlled gene expression in E. coli easier and more robust...engineered to deliver precise, consistent, and controllable pulses of light. Complicated patterns of light...new pathways with sophisticated gene expression controls. Most cell types do not respond to low-intensity...two systems can be coexpressed for sophisticated control of gene expression. An E. coli light-sensitive...via phosphorylation, promoting transcription of a GFP reporter. Subsequent exposure to red light rapidly...from this publication at Addgene. Multichromatic control of gene expression in Escherichia coli. Tabor JJ... -
Viral Vectors 101: Parts of the AAV Transfer Plasmid
TypeBlog PostPublishedAug. 11, 2020, 1:15 p.m....or smaller. Some examples include a reporter like GFP, some smaller CRISPR-Cas proteins such as SaCas9,... promoters are upstream or 5’ of the gene they control. Promoters can be organism or tissue type-specific...recombinase, are used to spatially and temporally control transgene expression. Lox sites are directional...availability of Cre, lox sites lets researchers control the spatial and temporal activation of a transgene... -
Plasmids 101: What is a plasmid?
TypeBlog PostPublishedApril 2, 2020, 6:17 p.m....plasmids contain an origin of replication (which controls the host range and copy number of the plasmid)... that scientists can purify and study it in a controlled setting. Read more: Plasmids 101: Protein Tags...cell Plasmids 101: Green Fluorescent Protein (GFP) Plasmids 101: Luciferase Monitor the level of...environment Produce enzymes that will make specific, controlled changes to an organism’s genome (genome engineering... -
Lighting Up Cell Signaling with Photoswitchable Kinases
TypeBlog PostPublishedJuly 25, 2017, 1:20 p.m....Fluorescent Proteins Control Protein Expression with Cre-lox Control Protein Activity with GFP Resources at ...transmitted by intermediate messengers. Optical control of kinase activity can provide greater spatiotemporal...There is no common method for creating optically controlled kinases. The Solution: In Zhou et al, the Lin... the delayed effects because you can precisely control the timing of kinase activity. 2. Studying negative...photoswitchable kinases in vivo not only allows for precise control of a signaling pathway in the context of a whole...addition, it could be possible to use pdDronpa to control other kinases and proteins. Zhou et al suggest ...Pengpeng Li, Kang Shen, and Michael Z. Lin. "Optical control of cell signaling by single-chain photoswitchable... -
Save Time with Transient Plant Leaf Transformations
TypeBlog PostPublishedJuly 25, 2019, 12:03 p.m....check for GUS-like activity of your tissue. Run a control with Agrobacterium lacking the GUS gene since plants...promoter activity, for example. Useful positive controls could include: pSB96 - pL2_pSB90_2x35S::fLUC-I...tMAS::rLUC-I::pMAS. Fluorescent proteins (FP, e.g. GFP) can be used in many ways. Often a FP is fused to.... "Evaluation and comparison of the GUS, LUC and GFP reporter system for gene expression studies in plants... -
The Developmental Studies Hybridoma Bank: Over 25 Years of Antibody Sharing
TypeBlog PostPublishedMarch 10, 2015, 2:25 p.m....antibodies against popular fluorescent proteins (GFP and YFP) and protein tags (c-MYC and HA). We have...materials, repositories provide standardized quality-control and technical support to the community. Thanks ... -
Fluorescent Proteins 101: Monitoring Cell Mobility Using Fluorescent Proteins
TypeBlog PostPublishedAug. 15, 2017, 1:24 p.m....Using an epifluorescence microscope and GFP fusion proteins controlled by promoters specific to the immune... to track where GFP labelled B cells were in mounted slices of these organs. These GFP labelled cells ...enabled by fluorescent proteins The optimization of GFP and its derivatives by the late Roger Tsien changed...immune lineage, scientists could easily track GFP expressing cells. For example, by harvesting lymph nodes... the infiltration of neutrophils expressing LysM-GFP (green) into a draining lymph node after infection...Laser include: Blue-green fluorescent proteins like EGFP Yellow-orange fluorescent proteins like TagRFP, ... -
Multicolor Animals: Using Fluorescent Proteins to Understand Single Cell Behavior
TypeBlog PostPublishedMarch 5, 2019, 1:08 p.m.... from the default GFP (green) to RFP, CFP, or YFP fluorescence. In Brainbow 2.1, GFP is tagged with a ...and activate fluorescence of the downstream OFP, GFP, or RFP. Cells that express the construct but do ...use in Drosophila melanogaster and is under the control of Flp recombinase. The XFPs in Flybow are membrane-tethered...generates cells that randomly express either nuclear GFP, membrane CFP, cytoplasmic YFP, or cytoplasmic RFP...incorporates the highly photostable fluorophores mOrange2, EGFP, and mKate2 (red) to solve the problematically low... -
Fluorescent Protein Travel Awards - Protein Variants, a Serotonin Sensor, and an Artificial Leaf Replica System
TypeBlog PostPublishedJune 4, 2019, 1:02 p.m....fluorescent protein reporter under the control of promoters that control cell cycle gene expression. Additional...-up approach will allow me to create a fully controllable and reproducible set up,” Bernach explains. ...containing unstable fluorescent proteins under the control of promoters responsive to water or nutrient levels...fluorescent protein topics page Get the basics on GFP Find microbiology blog posts Resources on Addgene.org...variant library is monitored by fusing the variants to eGFP followed by an internal ribosomal entry site and...a variant has wild-type levels of abundance, the eGFP will be stable and fluoresce. But if the variant...unstable, it will be degraded, leading to reduced eGFP fluorescence. Cells expressing the library are then... -
Plasmid Tools for Microbiome Studies
TypeBlog PostPublishedJune 27, 2019, 12:25 p.m....selectable marker and a desired genetic payload (ex: GFP). Thus, cells can be both sorted using FACS and isolated...allows translation of the reporter gene resulting in GFP signal. With the addition of standards, the assay...protein. The expression of this fusion is under control of the arabinose-inducible promoter. Cells are ...