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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

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

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.

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

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

D-Amino Acid Assay Kits

Catalog Number: MET-5136, MET-5137

Measure only free D-amino acids (except D-Glutamate and D-Aspartate); does not detect peptides or proteins Detection sensitivity limit of 1.56 µM Suitable for use with lysates, serum, plasma, urine, and food samples D-Alanine standard included

Methionine Assay Kit

Catalog Number: MET-5158

Detection sensitivity limit of approximately 1.5 µM Methionine Suitable for use with lysates, serum, plasma, urine and culture supernatants Methionine standard included NOTE: Each sample replicate requires 2 assays for proper data calculation.

Glutamine Assay Kits

Catalog Number: MET-5165, MET-5166

Detection sensitivity limit of 3.13 µM (colorimetric format) or 1.56 µM (fluorometric format) Suitable for use with lysates, cell culture supernatants, serum, plasma, and urine L-Glutamine standard included NOTE: Each sample replicate requires 2 assays for proper data calculation.