This is sometimes known as the Guthrie test.

It is a phenylalanine antagonist used in the Guthrie test.

One method is a post-parturition screening test known as the Guthrie Test.

The neonatal heel prick or Guthrie test is a screening test done on newborns.

Most new mothers do not know what the Guthrie test is for: a considerable number incorrectly believe that it will detect more disorders than is the case.

The classical Guthrie test is named after Robert Guthrie, an American bacteriologist and physician, who devised it in 1962.

Phenylalanine concentrations ([phe]) are routinely screened in newborns by the Guthrie test, which takes a few drops of blood from the heel of the infant.

Twenty one women answered 'yes' for all of the disorders; these women all stated that the Guthrie test had been fully explained, as did 250 of the 489 who answered 'don't know'for all of the disorders.

Screening for PKU is done with bacterial inhibition assay (Guthrie test), immunoassays using fluorometric or photometric detection, or amino acid measurement using tandem mass spectrometry (MS/MS).

The neonatal heel prick or Guthrie test is a screening test done on newborns.

Heel stick wounds are a cutaneous condition characterized by a break in the skin caused by neonatal heel prick.