{"product_id":"enzychrom-nad-nadh-assay-kit-bht15600107","title":"EnzyChrom™ NAD\/NADH Assay Kit","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eFor sensitive determination of NAD and NADH and evaluation of drug effects on NAD\/NADH metabolism. The assay uses OD565nm for signal readout. Compatible sample input includes Cell or tissue extracts. Typical stated assay timing is 15 min.\u003c\/p\u003e\n\n\u003ch2\u003eKey elements and design rationale\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReadout format:\u003c\/strong\u003e OD565nm supports plate-based signal acquisition and consistent comparison across matched samples.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSample compatibility:\u003c\/strong\u003e The stated sample scope includes Cell or tissue extracts, which is useful when aligning matrix type with calibration and control design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnalytical range context:\u003c\/strong\u003e The supplied specifications include a stated detection limit of 0.05 µM for interpreting low-signal samples.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFeature emphasis:\u003c\/strong\u003e Sensitive and accurate. The detection limit of 0.05 µM and linearity up to 10 µM NAD+\/NADH in 96-well plate assay.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional feature notes highlight Convenient. The procedure involves adding a single working reagent, and reading the optical density at time zero and 15 min at room temperature; High-throughput. Can be readily automated as a high-throughput 96-well plate assay for thousands of samples per day. Available format information for this listing includes 100 Tests.\u003c\/p\u003e\n\n\u003ch2\u003eBiological background\u003c\/h2\u003e\n\u003cp\u003eThis product is centered on measurement of nad\/nadh within the matrices described for the assay. In practice, datasets from this type of format are typically interpreted by comparing relative signal, activity, or abundance across matched control and experimental groups rather than relying on a single value in isolation. Careful alignment of sample matrix, incubation window, and calibration strategy is important when comparing results across plates, operators, or study days.\u003c\/p\u003e\n\n\u003ch2\u003eMore details\u003c\/h2\u003e\n\u003cp\u003e\u003ci\u003e Pyridine nucleotides \u003c\/i\u003eplay an important role in metabolism and, thus, there is continual interest in monitoring their concentration levels. Quantitative determination of NAD\u003csup\u003e+\u003c\/sup\u003e\/NADH has applications in research pertaining to energy transformation and the redox state of cells or tissue. Simple, direct, and automation-ready procedures for measuring NAD\u003csup\u003e+\u003c\/sup\u003e\/NADH concentration are very desirable. BioAssay Systems EnzyChrom™ NAD\u003csup\u003e+\u003c\/sup\u003e\/NADH assay kit is based on a lactate dehydrogenase cycling reaction, in which the formed NADH reduces a formazan (MTT) reagent. The intensity of the reduced product color, measured at 565 nm, is proportional to the NAD\u003csup\u003e+\u003c\/sup\u003e\/NADH concentration in the sample. This assay is highly specific for NAD\u003csup\u003e+\u003c\/sup\u003e\/NADH and with minimal interference (\u0026lt;1%) by NADP\u003csup\u003e+\u003c\/sup\u003e\/NADPH. Our assay is a convenient method to measure NAD, NADH, and their ratio.\u003c\/p\u003e\n\n\u003ch2\u003eDetection method\u003c\/h2\u003e\n\u003cp\u003eColorimetric (OD 565 nm).\u003c\/p\u003e\n\n\u003ch2\u003eDetection limit and analytical sensitivity\u003c\/h2\u003e\n\u003cp\u003eReported detection limit: 0.05 µM.\u003c\/p\u003e\n\n\u003ch2\u003eProcedures and timing\u003c\/h2\u003e\n\u003cp\u003eStated procedure or timing information: 15 min.\u003c\/p\u003e\n\n\u003ch2\u003eResearch relevance and current trends\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003ePlate-based quantification and side-by-side group comparison remain central use cases for this assay format.\u003c\/li\u003e\n  \u003cli\u003eThe product notes emphasize multi-sample throughput, making it relevant for screening-oriented and larger batch comparison studies.\u003c\/li\u003e\n  \u003cli\u003eThe description supports intervention-focused study designs in which researchers compare baseline and perturbed conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCommon research applications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eQuantify nad\/nadh in cell or tissue extracts by OD565 nm readout.\u003c\/li\u003e\n  \u003cli\u003eCompare treatment or phenotype groups using matched cell or tissue extracts handling.\u003c\/li\u003e\n  \u003cli\u003eMonitor time-course or pre\/post changes in cell or tissue extracts across study conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInterpretation is usually strongest when signal changes are assessed alongside matrix-matched controls, replicate agreement, and the assay's stated analytical window.\u003c\/p\u003e\n\n\u003ch2\u003eNotes for experimental interpretation\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eMatrix composition, background signal, and sample handling can influence apparent response; compare like-with-like whenever possible.\u003c\/li\u003e\n  \u003cli\u003eUse appropriate blanks, controls, and replicate wells to distinguish biological differences from plate, reagent, or handling variability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Sources (internal):\n- Product Description column\n- Key Features column\n- More Details column\n- Method \/ Sample Type(s) \/ Assay Time \/ Detection Limit \/ Detection Method columns\n- Procedures column\n- Screening Services column\n--\u003e","brand":"BioAssay Systems","offers":[{"title":"100 Tests","offer_id":53238315843949,"sku":"E2ND-100","price":549.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/E2NDfig.jpg?v=1776668351","url":"https:\/\/www.ebiohippo.com\/products\/enzychrom-nad-nadh-assay-kit-bht15600107","provider":"BioHippo","version":"1.0","type":"link"}