• Both kits employ the enzyme-linked immunosorbent assay, or ELISA, technique to detect the presence of the protease-resistant form of prion protein-the cause of BSE. (acs.org)
  • Research was conducted to compare the results of an enzyme-linked immunosorbent assay (ELISA) to high-performance liquid chromatography (HPLC) for detecting fluometuron in the environment. (bioone.org)
  • MARK W. SHANKLE , DAVID R. SHAW , and MICHELE BOYETTE "Confirmation of an Enzyme-Linked Immunosorbent Assay to Detect Fluometuron in Soil," Weed Technology 15(4), 669-675, (1 October 2001). (bioone.org)
  • Some assays (e.g., biochemical assays) may be similar to chemical analysis and titration. (wikipedia.org)
  • Unlike traditional biochemical assays, cell-based assays are more physiologically relevant and can assess compound characteristics simultaneously. (sigmaaldrich.com)
  • The development of angiogenesis assays was a pivotal step in the discovery of proangiogenic and antiangiogenic molecules. (news-medical.net)
  • Therefore in vitro angiogenesis assays should be viewed as a starting point rather than an endpoint for discovery. (news-medical.net)
  • Other in vitro angiogenesis assays that cover all angiogenic functions ( i.e. proliferation, migration, tube formation) include mouse metatarsal assay, embryoid assay and others. (news-medical.net)
  • Cell based angiogenesis assays to analyze new blood vessel formation for applications of cancer research, tissue regeneration and vascular biology. (sigmaaldrich.com)
  • Angiogenesis assays can be used to study both the induction and inhibition of angiogenesis in in vitro cell models. (sigmaaldrich.com)
  • Assays can be very diverse, but generally involve the following general steps: Sample processing and manipulation in order to selectively present the target in a discernible or measurable form to a discrimination/identification/detection system. (wikipedia.org)
  • This firm also developed Click-iT EdU Microplate Assay that utilizes nucleoside analog EdU (5-ethynyl-2'-deoxyuridine) and a detection method that does not necessitate DNA denaturation. (news-medical.net)
  • We typically 3-7 days, with sudden onset of myalgia, headache, evaluated ELISA, immunofl uorescence, quantitative reverse and fever that can develop into a severe hemorrhagic transcription PCR, and low-density macroarray assays for detection of CCHF virus using precharacterized archived syndrome ( 4 , 5 ). (cdc.gov)
  • Bio-Rad Laboratories has launched droplet digital PCR Genome Edit Detection assays, which can characterize edits generated by CRISPR-Cas9 or other genome editing tools. (genomeweb.com)
  • These modified viral nanoparticles were used in immunochromatographic sandwich assays for the direct detection of IgE and of the penicillin-binding protein from Staphylococcus aureus (PBP2a). (nih.gov)
  • The limit of detection of this LFA was 0.13 ng/mL IgE, ∼100 times lower than those of previously reported IgE assays. (nih.gov)
  • The Solana Trichomonas Assay is a rapid in vitro diagnostic test for the qualitative detection of nucleic acids isolated from clinician-collected vaginal swab specimens or urine specimens obtained from asymptomatic or symptomatic patients to aid in the diagnosis of Trichomoniasis. (quidel.com)
  • The Solana Trichomonas Assay, when performed on the Solana instrument, allows for the rapid, accurate detection of Trichomonas. (quidel.com)
  • The assay utilizes helicase-dependent amplification (HDA) and fluorescent probe-based detection in the Solana instrument to determine assay results. (quidel.com)
  • If you are interested in a fluorometric detection kit, please check Nitric Oxide Assay Kit (Fluorometric) (ab65327) . (abcam.com)
  • However, data from 2 recently published papers, both of which utilize a new ultrasensitive assay (Simoa) for detecting C. difficile toxins A and B with sub-picogram limits of detection, strongly suggest the opposite. (asm.org)
  • Toxin assay fans could find solace in the exceptionally low limit of detection for toxin, as well as the possibility that perhaps the CDI-NAAT group was too inclusive of patients with low concentrations of toxin that didn't have as many (or any) bad CDI-related outcomes, and thus, were less important to detect. (asm.org)
  • The limit of detection for this assay is provided in the manufacturer's instructions for use and represented by the red lines in the images below (0.63 ng/mL for toxin A and 0.16 ng/mL for toxin B). Line placements are approximate, and the 2 tests were not directly compared. (asm.org)
  • LANSING, Mich., May 31, 2023 - Neogen® Corporation (NASDAQ: NEOG) announced today that it has launched two new assays for the detection of histamine, Reveal® for Histamine and Reveal Q+ for Histamine. (neogen.com)
  • Reveal and Reveal Q+ assays are easy-to-use lateral flow tests that utilize a simple water extraction method, providing results in a matter of minutes and eliminating the need to dispose of any chemicals, as is needed with other commercially available histamine detection methods, reducing testing time. (neogen.com)
  • An Enzyme-Linked Immunosorbant Assay (ELISA) for the semi-quantitative detection of IgA antibodies to tissue transglutaminase (endomysium) in human serum. (cdc.gov)
  • The aim of this study in Egypt was to estimate the usefulness of an interferon-gamma release assay (IFN-γ) assay for the detection of latent TB infection in contacts of active TB cases. (who.int)
  • On the other hand, older generation qualitative assays, especially bioassays, may be much more gross and less quantitative (e.g., counting death or dysfunction of an organism or cells in a population, or some descriptive change in some body part of a group of animals). (wikipedia.org)
  • Among them, in vitro assays have been quantitative and expeditious as initial approximations that warrant further confirmation in vivo . (news-medical.net)
  • RT² qPCR Primer Assays use SYBR ® Green-based quantitative real-time PCR technology to provide a sensitive and reliable tool for gene expression analysis. (qiagen.com)
  • Reveal Q+ for Histamine (PN 9549) is a quantitative lateral flow assay designed to be read on Neogen's Raptor® Integrated Analysis Platform. (neogen.com)
  • The assay provides quantitative results for histamine in scombroid species of fish and dry animal protein. (neogen.com)
  • This reactivity of chemicals to cutaneous the peptide reactivity assay ( 10 ), quantitative LC-MS was proteins is the basis for most, if not all, current nonanimal- exploited by Natsch et al. (cdc.gov)
  • Thymidine Incorporation Assay BrdU offered by a company Thermo Fisher Scientific includes a nucleoside analog that is identified during active DNA synthesis by employing immunohistochemistry. (news-medical.net)
  • The transwell migration assay (a modification of the classical Boyden chamber assay) is frequently utilized to assess endothelial cell migration, which is one of the main in vitro assays in the repertoire of Thermo Fisher Scientific. (news-medical.net)
  • Thermo Fisher Scientific has launched a predictive assay that, it claims, can assess a drug candidate's potential to cause liver damage earlier than traditional methods. (outsourcing-pharma.com)
  • If the assay involves exogenous reactants (the reagents), then their quantities are kept fixed (or in excess) so that the quantity and quality of the target are the only limiting factors. (wikipedia.org)
  • Cells and subsequent assay reagents can be dispensed into assay plates using a non-contact, liquid dispenser (Equator™ HTS, Deerac Fluidics ) for accurate pipetting. (genengnews.com)
  • This white paper outlines an approach developed to address these limitations: an integrated assay solution that is based on Incucyte ® Live-Cell Analysis, along with a novel pH-sensitive dye coupled antibody fragment (Incucyte ® FabFluor Antibody Labeling Reagents). (news-medical.net)
  • Some reagents for the anti-Xa assay use a patient's own antithrombin, and other reagents add antithrombin exogenously to make a complex of heparin and antithrombin. (medscape.com)
  • In order to sift through today's complex compound libraries, drug developers need high-throughput assays that are easy to use, sensitive, precise, cost-effective, and able to accurately identify promising drug candidates quickly. (genengnews.com)
  • Implementing this miniaturized, high-throughput GPCR assay allows cost-effective screening to identify lead modulators of GPCR signaling. (genengnews.com)
  • Discover a high throughput assay using organoids and Millicell ® Microwell plates. (sigmaaldrich.com)
  • Our high throughput assay protocol evaluates the killing capacity to colorectal tumor spheroids and enables patient-specific assays. (sigmaaldrich.com)
  • Explore tumor metastasis employing various cell migration and invasion assays like Boyden chamber assay, Millicell® µ-Migration Assay and in vitro scratch assay. (sigmaaldrich.com)
  • Cell migration and invasion can be evaluated in vitro with widely-used membrane-based migration systems such as the Boyden Chamber assay. (sigmaaldrich.com)
  • We also developed an additional lateral flow assay for IgE, in which the analyte is sandwiched between immobilized anti-IgE antibodies and aptamer-bearing reporter phage modified with HRP. (nih.gov)
  • Reveal for Histamine (PN 9548) is a qualitative lateral flow assay intended for visual screening of histamine at 50 parts-per-million (ppm) in scombroid species of fish, such as tuna and mahi-mahi. (neogen.com)
  • The firm also claimed the approach reduces the reliance on late-stage histopathology and animal models by providing physiologically relevant toxicity assays much earlier in the development process. (outsourcing-pharma.com)
  • The Procleix® Ultrio Elite Assay is a qualitative in vitro nucleic acid amplification test to screen for human immunodeficiency virus type 1 (HIV-1) RNA,hepatitis C virus (HCV) RNA, and/or hepatitis B virus (HBV) DNA, and detect human immunodeficiency virus type 2 (HIV-2) RNA in plasma and serum specimens from individual human donors, including donors of whole blood, blood components, and source plasma, and from other living donors. (fda.gov)
  • A rapid in vitro assay for CFTR function, the forskolin-induced swelling protocol uses human colon organoids, which can be derived from cystic fibrosis patient tissue. (sigmaaldrich.com)
  • Cell culture protocol: the endothelial cell transwell migration and invasion assay used to study angiogenesis and cancer cell metastasis. (sigmaaldrich.com)
  • Each assay utilizes a proprietary and experimentally verified algorithm for the design of gene-specific qPCR primers with uniform PCR efficiency and amplification conditions. (qiagen.com)
  • RT 2 qPCR Primer Assays are intended for molecular biology applications. (qiagen.com)
  • RT² qPCR Primer Assays are specifically designed and experimentally verified for real-time PCR analysis. (qiagen.com)
  • 90%) is guaranteed when the assays are used with RT² SYBR ® Green qPCR Mastermixes. (qiagen.com)
  • The uniform PCR efficiencies and PCR conditions of the RT² qPCR Primer Assays provide an accurate and scalable solution for multiple gene expression analyses. (qiagen.com)
  • RT 2 qPCR Primer Assays are highly suited for applications including validation of microarray-derived gene expression data, confirming gene expression knockdown by RNAi, identifying and confirming disease-associated biomarkers, and monitoring phenotypic changes related to gene expression. (qiagen.com)
  • Multiple RT 2 qPCR Primer Assays can also be used to examine a focused panel of genes. (qiagen.com)
  • The most reliable among them calculates proliferation by direct measurement of DNA synthesis, and thymidine incorporation assay is often cited as a reference model. (news-medical.net)
  • Cell viability and proliferation assays can be effectively used to evaluate cell health. (sigmaaldrich.com)
  • Herein, the authors developed and analytically validated a new droplet digital PCR -based assay for HPV16 circulating tumor DNA and evaluated plasma HPV16 ctDNA for predicting treatment response in metastatic HPV OPSCC. (eurekalert.org)
  • Procalcitonin is a precursor of the hormone calcitonin, which is detectable in the serum of healthy, non-infected individuals when measured with commercial sensitive PCT assays (2). (aacc.org)
  • Commercial IGF-I assays may not be fully discriminative of abnormalities in serum IGF-I concentrations in growth-hormone-related diseases," he said. (medscape.com)
  • These assays usually require labeling each antibody with a fluorescent tag, and in nearly all of these cases the labeled antibody must then be split from the free label via a wash step or column. (news-medical.net)
  • Principle of antibody Internalization assay using Incucyte ® FabFluor labeling reagent. (news-medical.net)
  • This assay is intended to be used in conjunction with licensed tests for detecting antibodies to HIV-1, HIV-2, HCV, and hepatitis B core antigen, and with licensed tests for hepatitis B surface antigen (HBsAg). (fda.gov)
  • Both the labeling method and assay workflow are ideal for assessing internalization rates of many antibodies (10-100s) in miniaturized (96/384 well) plate formats. (news-medical.net)
  • 9 ) with the determination of the RC50 value being the marker reactivity of test chemicals as end point toxicology assays have of the potency of a chemical. (cdc.gov)
  • The measured entity is often called the analyte, the measurand, or the target of the assay. (wikipedia.org)
  • We introduce the modification of bacteriophage particles with aptamers for use as bioanalytical reporters, and demonstrate the use of these particles in ultrasensitive lateral flow assays. (nih.gov)
  • The CDC Influenza SARS-CoV-2 (Flu SC2) Multiplex Assay is a real-time reverse-transcription polymerase chain reaction (rRT-PCR) laboratory test that can simultaneously detect and differentiate between influenza A, influenza B, and SARS-CoV-2 in upper or lower respiratory specimens. (cdc.gov)
  • So there is some degree of arbitrariness there, but most of the very high-sensitivity assays detect values in 80% to 100% of people, so it is very likely that those assays are substantially more sensitive. (medscape.com)
  • For an assay kit to detect nitrite alone see Griess Reagent Kit ab234044 . (abcam.com)
  • What remains unclear, and is regularly (and at times heatedly) put to debate , is whether less sensitive toxin assays, which detect the actual C. difficile toxin proteins (A and B) that cause CDI, are effective at winnowing out carriage cases and identifying CDI when it really needs to be treated. (asm.org)
  • This assay is not intended for use on cord blood specimens. (fda.gov)
  • Since the Mint made no specimens for public sale, these Assay Commission medals have become very collectible and valuable, with some years not known in private collections. (scvhistory.com)
  • Today we'll be discussing high-sensitivity troponin assays and how we use them or how we will be using them. (medscape.com)
  • That said, the increased sensitivity of the assays does cause-for a larger number of patients-an earlier signal. (medscape.com)
  • Well, what's going to happen is that unstable angina , assuming the timing is right to look for a changing pattern of values-which is really key when you have high-sensitivity assays and particularly when we're detecting these other sources for cardiac injury-will go away, and you'll have [non-ST-elevation MI] non-STEMI. (medscape.com)
  • Timed amyloid seeding assay achieves or surpasses sensitivity of currently available tests for transmissible spongiform encephalopathies, according to a report in The Journal of Molecular Diagnostics . (medicalnewstoday.com)
  • A study in The Journal of Molecular Diagnostics describes an advanced assay that offers better sensitivity than currently available tests for detecting a prion disease affecting elk. (medicalnewstoday.com)
  • They compared the sensitivity of the new assay technique, the timed prion seeding assay (tASA), to other currently available tests (two bioassays in laboratory rodents and three commercially available TSE rapid tests). (medicalnewstoday.com)
  • The report describes time specifications for the assay to help avoid false-positive results (30 hours) or false-negative results in weakly-positive samples (48 hours), as well as the number of replications necessary for adequate sensitivity (2-12). (medicalnewstoday.com)
  • Choose reliable assays for testing toxicity on cells or invitro . (interchim.com)
  • The problem, which is highlighted ​ in the FDA's critical path initiative, is that liver cells used to test for toxicity lose their activity very rapidly, limiting the amount of assays that can be performed and thereby reducing accuracy. (outsourcing-pharma.com)
  • It is a conversion assay that uses recombinant prion-related protein as a substrate and detects conversion via changes in fluorescence. (medicalnewstoday.com)
  • This homogeneous, bioluminescent assay is easily scalable to 1,536-well plate formats. (genengnews.com)
  • Molecular Devices, at SLAS 2015, launched a homogeneous, no-wash assay to measure ligand- and voltage-gated potassium channel activity. (the-scientist.com)
  • Thus, reading of an assay may be noisy and involve greater difficulties in interpretation than an accurate chemical titration. (wikipedia.org)
  • Ugentec has developed FastFinder which lets you take any assay from your real-time PCR menu, and bolt on AI-based interpretation support. (who.int)
  • The assay achieves this by measuring multiple biomarkers derived from a range of hepatic cell lines simultaneously using Thermo's ToxInsight IVT image cytometry platform. (outsourcing-pharma.com)
  • A kinetic spectrophotometric assay involving the reactivity of electrophilic sensitizers to nitrobenzenethiol was evaluated. (cdc.gov)
  • The information in this article contains billing, coding, or other guidelines that complement the Local Coverage Determination (LCD) for 4Kscore® Assay L36763. (cms.gov)
  • The protozoa T. cruzi can be classed into six "discrete typing units," or DTUs, based on three nuclear loci, and DTUs are differentially distributed in endemic areas, Alejandro Schijman, a researcher at El Instituto de Investigaciones en Ingeniería Genética y Biología Molecular inBuenos Aires, told GenomeWeb in an email. (genomeweb.com)
  • However, assays typically involve biological material or phenomena that are intrinsically more complex in composition or behavior, or both. (wikipedia.org)
  • Cellular assays, or cell-based assays, can be used in both biomedical research and drug-discovery screening applications to efficiently quantify cytotoxicity, biological activity, biochemical mechanisms and off-target interactions. (sigmaaldrich.com)
  • They then used the new assay to type 307 different biological samples and 39 cultured stocks of T. cruzi . (genomeweb.com)
  • The assay is based on the principle that cAMP stimulates protein kinase A (PKA) holoenzyme activity, decreasing available ATP and leading to decreased light production in a coupled luciferase reaction (Figure 1). (genengnews.com)
  • Addressing the need to define steadfast analytical performance criteria for prion amyloid seeding assays (ASAs), researchers developed a method to measure prion protein conversion time (from normal cellular form to prion form) by a combination of statistical analyses to obtain a prion-detecting ASA with a known degree of confidence. (medicalnewstoday.com)
  • In general, a DEL has been considered as a massive binding assay to identify physical binders for individual protein targets. (nature.com)
  • An important question in the field of infectious disease diagnostic testing is whether or not Clostridium difficile ( C. difficile ) toxin protein assays (hereafter, toxin assays) differentiate C. difficile infection (CDI) from mere carriage of toxigenic C. difficile in the GI tract. (asm.org)
  • Established or flexible methods as the UptiBlue reagent or LDH assay kits, but also specific ones such as the Cytoxilux and Grantoxilux assays which adress caspases-mediated and cell-mediated apoptosis in complex populations. (interchim.com)
  • 24- or 96-multiwell BD FluoroBlok insert (with 3 μm pore size) coated with human fibronectin was developed by a company BD Biosciences, and also serves as a cell migration assay. (news-medical.net)
  • Guidelines for various bioassays on the MultiScreen system, which makes it possible to carry out an assay from sample incubation to scintillation counting in a 96-well plate. (sigmaaldrich.com)
  • Positive results obtained with the screens will be confirmed with an immunohistochemistry assay, an expensive test that requires five days for results. (acs.org)
  • Similarly, after the assay is completed the results must be documented, verified and communicated-the post-analytic steps. (wikipedia.org)
  • As with any multi-step information handling and transmission system, the variation and errors in reporting final results entail not only those intrinsic to the assay itself but also those occurring in the pre-analytic and post-analytic procedures. (wikipedia.org)
  • The rigorous assay verification criteria ensure PCR specificity and efficiency for reliable and accurate gene expression analysis results. (qiagen.com)
  • Given the utility of PCT in diagnosis and treatment, it is of prime importance that PCT assays provide accurate results that are equivalent across the different available platforms. (aacc.org)
  • Although most assays are calibrated using the Kryptor method, several External Quality Assessment (EQA) schemes evidenced a lack of comparability between results from different PCT assays, suggesting that result standardization / harmonization has not yet been achieved. (aacc.org)
  • In cooperation with EMPIR project SeptiMET (10), the IFCC Working Group on PCT (11) is thus conducting an independent study relying on commutable control materials with the objective to properly document and, if revealed, understand the variability of results provided by the different commercially available PCT assays. (aacc.org)
  • Although there is a correlation between CDI and very high toxin concentrations, results for the 2 groups of patients are extensively overlapping, and one can see how many patients designated as CDI would be missed by the less sensitive assay. (asm.org)
  • NEW YORK (Reuters Health) - Results from six insulin-like growth factor I (IGF-I) commercial immunoassays vary considerably and could result in different classification of patients with growth hormone disorders, according to a cross-sectional assay. (medscape.com)
  • Even when assays give different results, they would be expected to classify a given patient in the same way (high, normal or low values). (medscape.com)
  • These results confirm that, even when using normative values established in the same population of healthy subjects, IGF-I results obtained with different assays in a given individual, whether healthy (as in the VARIETE study), or having a growth hormone-related disorder (as in the present study), are sometimes very different, potentially leading to patient misclassification," the researchers conclude. (medscape.com)
  • It is not possible, according to the results of this study, to recommend one assay or the other," they note. (medscape.com)
  • IGF-I results should be therefore interpreted in an appropriate clinical context, and patient's monitoring during diagnostic work-up and therapeutic management should use the same IGF-I assay. (medscape.com)
  • Indeed, there is a need to increase precision of commercial IGF-I assays, as IGF-I results act as marker of disease and guide future changes in usually costly treatments. (medscape.com)
  • The information sheet describes how the Xpert MTB/RIF assay works, its advantages, how the results should be interpreted, what it means if RIF resistance is detected, not detected, or is indeterminate. (cdc.gov)
  • MarketsandMarkets forecasts the Genotyping Assay market to grow from USD 11.8 billion in 2018 to USD 31.9 billion by 2023, at a Compound Annual Growth Rate (CAGR) of 22.0% during the forecast period. (marketsandmarkets.com)
  • This assay is not intended for use as an aid in diagnosis of infection with HIV-1, HIV-2, HCV or HBV. (fda.gov)
  • The assay detected a few mixed infections, but the incidence of mixed infection in patients is actually unknown, since previous typing was usually done from culture, allowing a single DTU to dominate. (genomeweb.com)
  • Plot of C. diff Toxin A concentrations detected using ultra sensitive Simoa assay, in NAAT positive patients, with and without C. diff infection. (asm.org)
  • Subjects diagnosed as latent TB infection by IFN-γ assay (QuantiFERON®-TB Gold In-Tube) were 5.9% of controls, 31.0% of casual contacts and 33.3% of close contacts. (who.int)
  • A majority of endothelial cell assays utilize human umbilical vein endothelial cells or bovine aortic endothelial cells - not because these types of cells are good representatives of vascular conditions in vivo , but primarily because they are relatively easy to harvest from large blood vessels. (news-medical.net)
  • The simultaneous evaluation of different cell viability parameters, in a multiparametric assay, may identify more accurately any possible cytotoxic effects of storage media with immortalized cells intimately related to the in-vivo tissue. (bvsalud.org)
  • Panels: The anti-Xa assay is usually ordered separately. (medscape.com)
  • USDA had announced in mid-March that it would for the first time use rapid assays in its BSE testing program, which aims to examine brain tissue from 201,000 to 268,000 slaughtered cattle over a 12- to 18-month period ( C&EN, March 22, page 7 ). (acs.org)
  • This rapid extraction process is demonstrated to be compatible with standard inductive coupled plasma mass spectrometry methods for uranium isotopic assay as well as screening techniques such as x-ray fluorescence. (osti.gov)
  • Oncotarget published " Human papilloma virus circulating tumor DNA assay predicts treatment response in recurrent/metastatic head and neck squamous cell carcinoma " which reported that despite the rising incidence of human papillomavirus related oropharyngeal squamous cell carcinoma, treatment of metastatic disease remains palliative. (eurekalert.org)
  • Cellular metabolism shouldn't be viewed as a complicated workflow, especially with Agilent's new MitoXpress and pH-Xtra assays. (agilent.com)
  • Plates containing confluent 3T3 fibroblasts were exposed to the various media for 24h, at 37°C with 5% CO2, and cell viability was evaluated by a multiparametric assay assessing sequentially, on the same cells, mitochondrial activity (XTT), membrane integrity (neutral red test), and total cell density (crystal violet dye exclusion test). (bvsalud.org)
  • Independent channel control can be used for dispensing gradients when optimizing assay conditions. (genengnews.com)
  • Virtually all these approaches (e.g. flow cytometry, high content imaging) offer only end point assays, so numerous experiments are needed to track internalization over time. (news-medical.net)
  • An assay is an investigative (analytic) procedure in laboratory medicine, mining, pharmacology, environmental biology and molecular biology for qualitatively assessing or quantitatively measuring the presence, amount, or functional activity of a target entity. (wikipedia.org)
  • e.g., pre-analytic steps in medical laboratory assays may contribute 32-75% of all lab errors. (wikipedia.org)
  • 3) Review your historical quality control to ensure that assay performance for Access Vitamin B12 lot 916277 has been within your laboratory specifications. (fda.gov)
  • The peptide depletion assay developed skin sensitization perspective, understanding and predicting early by Gerberick et al. (cdc.gov)
  • The incubation period is serologic and molecular assays for diagnosis of CCHF. (cdc.gov)
  • In one run of the assay M molecules are tested, generating 2 M N data points. (physicsforums.com)
  • The assay is often repeated multiple times on certain molecules. (physicsforums.com)
  • HIV assays : operational characteristics (Phase 1). (who.int)
  • At the moment, the most popular tube formation assays involve plating human umbilical vein endothelial cells or bovine aortic endothelial cells with Matrigel. (news-medical.net)
  • Each lot of every assay is further wet-bench tested for real-time PCR performance for specificity and amplification efficiency. (qiagen.com)
  • The assay measures cAMP levels in cells by monitoring cAMP production in response to the effects of a test compound on GPCRs. (genengnews.com)
  • After the compounds are dispensed into the assay plates, cells of interest are added. (genengnews.com)
  • These assays may be used to quantify and to assess the health of mammalian cell lines, primary cells and stem cells. (sigmaaldrich.com)
  • The FLIPR Potassium Assay Kit directly measures potassium channel function using a thallium-sensitive indicator dye that passively diffuses into cells as an acetoxymethyl ester. (the-scientist.com)
  • You can use the media you know, the microplates in which you cultured your cells, and plug these assays into your lab's (or at least a neighboring lab's) existing plate reader. (agilent.com)
  • Indeed, clinicians should increase their awareness on the technicalities regarding the IGF-I assays used to examine and manage their patients. (medscape.com)
  • An assay usually aims to measure an analyte's intensive property and express it in the relevant measurement unit (e.g. molarity, density, functional activity in enzyme international units, degree of effect in comparison to a standard, etc. (wikipedia.org)
  • Fig. 1: General scheme and key considerations in realizing functional DEL assays. (nature.com)
  • Fig. 5: Strategies for functional DEL assays. (nature.com)
  • Extraction methods enabling faster removal and concentration of uranium compounds for improved trace and low-level assay are demonstrated for standard surface sampling material in support of nuclear safeguards efforts, health monitoring, and other nuclear analysis applications. (osti.gov)
  • Data Source: Sanford-Burnham Center for Chemical Genomics (SBCCG) Source Affiliation: Sanford-Burnham Medical Research Institute (SBMRI, San Diego, CA) Network: NIH Molecular Libraries Screening Centers Network (MLSCN) Grant Proposal Number: MH081277-01 Assay Provider: John C. Reed, Sanford-Burnham Medical Research Institute, San Diego, CA Apoptosis plays an essential role in many aspects of normal development and physiology, becoming dysregulated in myriad diseases characterized by insufficient or excessive cell death. (bindingdb.org)
  • Sound energy enables the dispensing of droplets of test compounds in 2.5-nL increments directly from source plates to the assay plates. (genengnews.com)
  • For assay of currency coins this literally meant analysis of the purity of the gold or silver (or whatever the precious component) that represented the true value of the coin. (wikipedia.org)
  • An assay (analysis) is never an isolated process, as it must be accompanied with pre- and post-analytic procedures. (wikipedia.org)