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NADP+/NADPH Assays

Catalog Number: MET-5018, MET-5031

Detects NADP+, NADPH, or total NADP+/NADPH Compatible with cell or tissue lysates NADP+ standard included

DAG Assay Kit

Catalog Number: MET-5028

Suitable for use with cell lysates Detection sensitivity of 4 µM DAG DAG standard include NOTE: Each sample replicate requires 2 assays for proper data calculation.

Homocitrulline/Citrulline Assay Kit

Catalog Number: MET-5027

Suitable for use with plasma, serum, urine, and lysates Detection sensitivity of 37.5 µM homocitrulline or citrulline Homocitrulline and citrulline standards included

Measure only free L-amino acids (except glycine); does not detect peptides or proteins Detection sensitivity limit of 62.5 µM (colorimetric) or 6.25 µM (fluorometric) Suitable for use with lysates, serum, plasma, urine, and food samples L-Alanine standard included

Branched Chain Amino Acid Assay Kit

Catalog Number: MET-5056

Measures only free branched chain amino acids; does not detect peptides or proteins Detection sensitivity limit of 15.6 µM Suitable for use with lysates, serum, plasma, urine, and food samples L-Leucine standard included

Folic Acid ELISA Kit

Catalog Number: MET-5068, MET-5068-5

Detection sensitivity limit of 24 pg/mL Suitable for use with plasma, serum, and lysates Folic acid standard included Video: Color Development in an ELISA

Taurine Assay Kit

Catalog Number: MET-5071

Detection sensitivity limit of 15.6 µM taurine Suitable for use with plasma, serum, urine, and cell and tissue lysates Taurine standard included

Glycine Assay Kit

Catalog Number: MET-5070

Detection sensitivity limit of 1.56 µM glycine Suitable for use with lysates, serum, plasma, saliva and urine Glycine standard included Measures only free glycine; will not detect glycine in peptides or proteins

Tyrosine Assay Kit

Catalog Number: MET-5073

Detection sensitivity limit of 15.6 µM free tyrosine Suitable for use with lysates, serum, plasma, saliva and urine Tyrosine standard included

Beta-Hydroxybutyrate (Ketone Body) Assay Kits

Catalog Number: MET-5082, MET-5083

Detection sensitivity limit of approximately 31 µM (colorimetric) or 2 µM (fluorometric) Suitable for use with serum, plasma, lysates, urine, cell lysates, and tissue homogenates Beta-HB standard included

Ammonia Assays

Catalog Number: MET-5086, MET-5181

Detects as low as 12.5 µM ammonia (colorimetric) or 6.25 µM ammonia (fluorometric). Measures ammonia levels within urine, cell lysates, or tissue homogenates Provides sufficient reagents to perform up to 100 assays (colorimetric) or 200 assays (fluorometric), including blanks, ammonia standards…

Phospholipid Assay Kit

Catalog Number: MET-5085

Simple fluorometric plate-based assay Suitable for plasma or serum, tissue homogenates, or cell suspensions Measures phospholipid levels as low as 200 nM

Adenosine Assay

Catalog Number: MET-5090

Detects adenosine levels as low as 1.56 µM Compatible with cell or tissue lysates, serum, plasma, or urine Adenosine standard included

Inosine Assay

Catalog Number: MET-5092

Detects inosine levels as low as 300 nM Compatible with cell or tissue lysates, serum, plasma, or urine Inosine standard included

N6-Methyladenosine Assay (m6A)

Catalog Number: MET-5097

Detects m6A levels as low as 80 ng/mL Compatible with serum, plasma, urine, and RNA extracted from cells or tissues N6-methyladenosine standard included

Alanine Assay Kit

Catalog Number: MET-5093

Detection sensitivity limit of 7.8 µM in a standard colorimetric plate reader Suitable for use with lysates, serum, plasma, urine, cell lysates and culture supernatants L-Alanine standard included NOTE: Each sample replicate requires 2 assays for proper data calculation.

Beta Hexosaminidase Activity Assay Kit

Catalog Number: MET-5095

Suitable for use with serum or plasma Positive control included

1-Methyladenosine ELISA (m1A)

Catalog Number: MET-5099, MET-5099-5

Detects m1A levels as low as 2 ng/mL Compatible with serum, plasma, urine, and RNA extracted from cells or tissues 1-methyladenosine standard included

Indole Assay Kit

Catalog Number: MET-5122

Detect indole concentration as low as 31 µM Suitable for urine, fecal samples, and bacterial cultures Indole standard included

Malate Assay Kits

Catalog Number: MET-5119, MET-5120

Detect malate concentrations as low as 6.25 µM Quantify in a standard colorimetric or fluorometric plate reader Suitable for food and beverage samples, serum, plasma, urine, cell lysates and culture supernatants Malate standard provided

Alanine Aminotransferase (ALT) Assays

Catalog Number: MET-5123, MET-5124

Measure ALT activity from serum, plasma, cell or tissue lysates Colorimetric and fluorometric plate-based detection formats ALT positive control included

Aspartate Aminotransferase (AST) Assay Kit

Catalog Number: MET-5127

Suitable for use with tissue lysates, cell suspensions, serum and plasma Includes glutamate standard and AST positive control

Lysine Assay Kits

Catalog Number: MET-5130, MET-5129

Detect lysine concentrations as low as 1.56 µM Suitable for serum, plasma, urine, saliva, cell or tissue lysates Lysine standard included for quantitation of unknown samples 96-well colorimetric and fluorometric formats

Alpha-Ketoglutarate Assay Kits

Catalog Number: MET-5131, MET-5132

96-well colorimetric or fluorometric detection formats Detect concentrations as low as 4 µM (colorimetric) or 0.2 µM (fluorometric) Suitable for serum, plasma, cell suspensions, and tissue homogenates Alpha-ketoglutarate standard provided for quantitation of unknown samples

Formate Assay Kit

Catalog Number: MET-5133

Detect formate levels as low as 12.5 µM Suitable for serum, plasma, urine, cell lysates, and cell culture supernatants Formate standard provided for quantitation of unknown samples NOTE: Each sample replicate requires 2 assays for proper data calculation.