We narrowed to 333 results for: uros
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TypeCollection...Stem Cell Research Neurodegeneration Research Collection The iPSC Neurodegenerative Disease Initiative...Find plasmids generated by the iPSC Neurodegenerative Disease Initiative (iNDI) here. Depositor...Collections iNDI iPSC Neurodegenerative Disease Initiative (iNDI) Collection You May Also Like... CRISPR ...NIH. Reference Ramos et al. 2021. Tackling neurodegenerative diseases with genomic engineering: A new stem... stem cell initiative from the NIH. Neuron . 2021 Apr 7;109(7):1080-1083. PMID: 33831364 (Link opens in...
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Protocol - pLKO.1 – TRC Cloning Vector
TypeProtocol...kinase promoter drives expression of puromycin. Puro R Puromycin resistance gene for selection of pLKO...sulfate, and puromycin are located in the “Appendix”. F.2. Determining the Optimal Puromycin Concentration...differently to puromycin selection. Addgene strongly recommends that you determine the optimal puromycin concentration...to fresh puromycin-containing media every other day. f. The minimum concentration of puromycin that results...with finer increments of puromycin to determine a more precise optimal puromycin concentration.) F.3. Protocol...expression of the puromycin resistance gene. f. To select for infected cells, add puromycin to the media at...positive control for the puromycin selection. Days 4+: g. Change to fresh puromycin-containing media as needed... -
Colony Formation Titering Assay
TypeProtocol... . The following day, cells were treated with puromycin. Colonies were allowed to grow in the presence... -
Transfection for Recombinant Antibodies
TypeProtocol... Linear, Transfection Grade, VWR 75800-188 10% Pluronic F-18, Thermo Fisher 24040032 Glutagro, Corning...BCD TFX 1000 mL BalanCD HEK293 Media 10 mL 10% Pluronic-F68 40 mL 200 mM Glutagro Do not add selective... -
Virus Protocol - Generating Stable Cell Lines
TypeProtocol...deliver mammalian antibiotic resistance (e.g., puromycin, blasticidin), which enables selection of a stable...preparation Appropriate antibiotic for selection (e.g. puromycin, blasticidin) Reagent Preparation DMEM Complete... -
Kit Free RNA Extraction
TypeProtocol...mM Sodium Citrate, pH 7.0 0.5% (wt/vol) N-laurosylsarcosine (Sarkosyl) 0.1 M 2-mercaptoethanol TRIzol®... -
Viral Vectors 101: Systemic Capsids
TypeBlog Post...Ganglion Neurons Using AAV-PHP.S. eNeuro,9(3), ENEURO.0373-21.2022. https://doi.org/10.1523/ENEURO.0373-21.2022...CNS: neurons and astrocytes Mice No (LY6C1) Hanlon et al., 2019 AAV-BI-28 CNS: neurons, astrocytes...astrocytes, but its neuron transduction encompasses more molecularly-defined neuronal subtypes and with ...and is highly specific for neurons, with less bias toward inhibitory neurons than AAV-PHP.eB (Fig. 4c, ...transduce 80% of dorsal root ganglia (DRG) neurons, as well as neurons located in the enteric nervous system...Annual Review of Neuroscience. 2022 Jul 8;45:447-469. https://doi.org/10.1146/annurev-neuro-111020-100834...Annual Review of Neuroscience, 45(1), 447–469. https://doi.org/10.1146/annurev-neuro-111020-100834 Chan... -
Viral Vectors 101: The AAV Retrograde Serotype
TypeBlog Post...these regions, a process driven by neurons. By studying how neurons are physically connected, we can begin...these connections in the brain are (drum roll) neurons! Neurons are really cool because they can transmit ...There are two methods of neuronal tracing (Fig. 1): one to visualize neurons that send information to ...defined population of neurons. For example, say I wanted to access all the neurons that signaled from the...ligands activates both neurons at the injection site and any projection neurons retrogradely transduced... efficient retrograde access to projection neurons." Neuron 92.2 (2016): 372-382. PubMed PMID: 27720486...the neck bone,” but with about a hundred billion neurons and six hundred trillion connections (synapses.... -
FLEx Technology and Optogenetics: Flipping the switch on gene expression with high spatial and temporal resolution
TypeBlog Post...Controlling neurons with light In 2005, a team from Stanford University, led by neurobiologist Karl Deisseroth.... What do microbial rhodopsins and neurons have in common? Neuronal stimulations are triggered by the ...the neuron fires, sending the electrical signal down the axon (Lodish et al., 2000). Most neurons in the...et al. "Silencing neurons: tools, applications, and experimental constraints." Neuron 95.3 (2017): 504-...researchers to the threshold of a revolution in modern neuroscience, an era in which technologies like FLEx and ...and genetic methods to photo-stimulate mammalian neurons and alter synaptic events: a new technology was...in targeted cells makes it possible to control neuronal activity with a specificity far greater than the... -
Deciphering the Mysteries of Behavior with Viral Vectors
TypeBlog Post...derived neurotrophic factor (BDNF). BDNF is a small protein involved in neurogenesis, neuronal survival...individual neurons and in terms of their interactions with one another. In addition to the neuronal networks... (hM3Dq) into a subset of neurons within the LC of mice. When those neurons are chemogenetically activated...findings by controlling neurons in the mPFC with light. Activation of these neurons via the channel Channelrhodopsin...protein that activates neurons upon light stimulation. When they activated the Drd1 neurons 24 hours before ...behavioral neuroscience to reveal insights into the complex relationship between genes, neurons, and behavior...raphe neuroinflammation promotes dramatic behavioral stress dysregulation." Journal of Neuroscience 34.21... -
AAVs CREATed for Gene Delivery to the CNS and PNS
TypeBlog Post... AAVs for neuroscience research is the lack of a method for genetically manipulating neurons throughout...transduced a higher number of neurons overall (GFP+ cells that also stained for a neuronal marker). Check out tables...for? 1. Multi-color labeling of neurons Multi-color labeling of neurons is for more than making pretty ...single-cell anatomical study and neuronal tracing, aka determining where a neuron’s axons and dendrites extend...in order to decrease the number of neurons that get labeled, neurons are more likely to be transduced by...throughout the whole brain. Neurons of the peripheral nervous system (PNS), which connect the heart, lung, gut...interest, which, in the case of Chan et al, was neurons and astrocytes. Why screen for IV deliverable ... -
Viral Vectors 101: Chemogenetics
TypeBlog Post...Specific Ligands. Eneuro, 6(5), ENEURO.0171-19.2019. https://doi.org/10.1523/ENEURO.0171-19.2019Jendryka...2016) DREADDs for Neuroscientists. Neuron 89:683–694 . https://doi.org/10.1016/j.neuron.2016.01.040 Saloman...Sensory Neurons. The Journal of Neuroscience, 36(42), 10769–10781. https://doi.org/10.1523/JNEUROSCI.3480... brain and the underpinnings of neurological disease, neuroscientists need to be able to probe cells and...studies in neuroscience where specific tissues, cell types, or even subcellular regions of a neuron need to...example, lowers the threshold for neuronal signaling and causes neuronal burst firing. Other DREADDs, such...method for manipulating cell activity, especially neuronal firing. What is chemogenetics? Chemogenetics ... -
Announcing the Winners of the 2021 Michael Davidson and Roger Tsien Commemorative Conference Awards
TypeBlog Post...periaqueductal gray (PAG), with red neurons expressing tdTomato and green neurons expressing cFos. Image from ...the activity of parvalbumin (PV)-expressing neurons, neurons that the lab previously found had a role in...light activates the neurons (via oChIEF) and a chemogenetic agonist inhibits the neuron (via hM4D). She fused...on the PV neurons is in progress, she has validated the dual virus method to study CR neurons which are...fluorescence based on the release of glutamate from neurons and this new version of the biosensor is faster... in electroporated in rat hippocampal cultured neurons, imaged 14 days post-transfection, excited at 505...Hoechst, and overlay). Elizabeth Hubbard: Neurons involved in opioid withdrawal Elizabeth Hubbard... -
Important Considerations in Optogenetics Behavioral Experiments
TypeBlog Post... Inhibition of neuronal activation is a little more complicated since basal neuronal activity in your...enlightenment age for zebrafish neurobiology." Developmental neurobiology 72.3 (2012): 404-414. PubMed PMID...lab I work in (the Kreek lab) focuses on the neurobiology of addictive diseases, which means we are interested...advent of optogenetics, ICSS can now be done with neuronal cell-type and temporal precision. In ICSS, a test...actually stimulating or inhibiting the targeted neuronal population prior to behavioral testing. One method...a reliable and widely used molecular marker of neuronal activation and is a sufficient readout to proceed...readout may be necessary to prove inhibition of neuronal activation, but it may still be possible to use... -
A Primer on Optogenetics: Introduction and Opsin Delivery
TypeBlog Post...VTA GABA neurons disrupts reward consumption. Neuron. 2012;73(6):1184-94. doi: 10.1016/j.neuron.2012.02.016...specific type of neuron in a specific brain region can result in a particular neurotransmitter release or post-synaptic...optogenetics. Annual review of neuroscience. 2011;34:389-412. doi: 10.1146/annurev-neuro-061010-113817. PMID: 21692661...projection-specific neuronal populations using combinatorial viral approaches. Current protocols in neuroscience / editorial...Simon. Optogenetics is spreading through the neuroscience community like wildfire and for good reason....reason. For the first time in the history of neuroscience research we have a technology that allows us to show...be discarded but clearly we are in an era of neuroscience research where optogenetics will be a standard... -
Zebrafish as a Model for Behavior: Swimming into the Optogenetic Spotlight
TypeBlog Post...they make the inside of the neuron more positive or more negative. Neuronal stimulation: Depolarization...depolarization. They therefore function as a neuron “on switch.” Neuronal inhibition: Hyperpolarization Conversely...cord neurons using the Gal4/UAS system. This created fish lines with different groups of neurons that ...activity, enables researchers to silence or incite neuronal firing and study subsequent effects on behavior...larval stage lends itself well to studies of neuroscience. The larvae of zebrafish are translucent and...the UAS/Gal4 system for behavioral studies. In neuroscience, opsins are typically ion channels that allow...cross the cell membrane when exposed to light. Neuronal firing depends on these charged particles and ... -
Channelrhodopsins with improved light sensitivity for minimally-invasive optogenetics
TypeBlog Post...Optogenetics is a neuroscience method that lets you fire neurons with the flick of a light switch. Neurons are not...remains inactive and neurons don't fire. With blue light, ions flow into the neuron and causes it to fire...activate a neuron. ChRgers, however, have a higher conductance, so they can still depolarize neurons at lower...shines on excitatory channelrhodopsin-expressing neurons, the channelrhodopsins respond by opening and allowing... allowing an influx of ions into the neuron which generates an action potential (Figure 1). This light-induced...characterized further by expression in cultured neurons and mouse brain slices collected following intracranial... AAV expressing a ChRger. In both experiments, neurons expressing ChRgers produced stronger photocurrents... -
Viral Vectors 101: Pseudotyping
TypeBlog Post...Genetically Targeted Neurons. Neuron 53:639–647 . https://doi.org/10.1016/j.neuron.2007.01.033 Additional...the previous neuron (Wichersham et al., 2007). However, once rabies dG enters this neuron, it cannot infect...However, pseudotyping allows these viruses to infect neurons. Besides altering the host tropism of your virus...reasons VSV-G is used to transduce stem cells and neurons. However, VSV-G’s broad tropism can be undesired...Rabies glycoprotein The rabies glycoprotein targets neuronal cells and can travel in a retrograde direction...the cell body, making it a great tool to study neuronal connectivity. However, because of rabies virus...Lentiviral vectors are also great at infecting neurons and cause minimal inflammatory response, but are... -
Hot Plasmids: Spring 2025
TypeBlog Post...distinct interneuron subtypes. Neuron, 113(10), 1525–1547.e15. doi: https://doi.org/10.1016/j.neuron.2025.05.002...into pAG Lenti CMV N-HA Puro (Addgene #236079) to create pAG Lenti CMV HA-EGFP Puro (Addgene #236081), then...lentiviral supernatant and selected with puromycin. Puromycin-resistant cells were fixed and labeled with...different interneuron populations. The enhancers span all four major classes of GABAergic interneurons — those... TurboCas Enhancer-AAV viral preps targeting interneurons Glutamate indicators with increased sensitivity...is one of the most important and abundant neurotransmitters, but it is challenging to monitor because ...(L2/3). B) Fluorescence from axonal boutons of neurons expressing iGluSnFR3, iGluSnFR4f, and iGluSnFR4s... -
15 Years of Addgene: The Top 15 Plasmids
TypeBlog Post...in the puromycin cassette that makes it less efficient in some cell lines. pSpCas9(BB)-2A-Puro (PX459)...Find pLKO.1 - TRC cloning vector. Tet-pLKO-puro - Tet-pLKO-puro contains all the necessary elements for ... by the Weiderschain lab. Find Tet-pLKO-puro. lentiGuide-Puro - This plasmid expresses the S. pyogenes.... Find lentiGuide-Puro. pSpCas9n(BB)-2A-GFP (PX461) - Similar to pSpCas9(BB)-2A-Puro (PX458), pSpCas9n...plasmid pSpCas9(BB)-2A-Puro (PX459) V2.0. It contains a point mutation in the puromycin cassette that makes...best to go with pSpCas9(BB)-2A-Puro (PX459) V2.0. Find pSpCas9(BB)-2A-Puro (PX459). Thank you! We would...pX330-U6-Chimeric_BB-CBh-hSpCas9. pSpCas9(BB)-2A-Puro (PX459) V2.0 - This plasmid from the Zhang lab is...