Letter to the Editor with regards to the article: Biotinidase deficiency in a Newborn

El Moussaouri S , Bennaouri F , El Idrissi Slitine N , Houcar O , Maoulainine FMR . Biotinidase deficiency in a newborn. J Neonatal Perinatal Med. 2019.

Mantagos S , Malamitsi-Puchner A , Antsaklis A , Livaniou E , Evangelatos G , Ithakissios DS . Biotin plasma levels of the human fetus. Biol Neonate. 1998;74:72–74.

Livaniou E , Mantagos S , Kakabakos S , Pavlou V , Evangelatos G . Plasma biotin levels in neonates. Biol Neonate. 1991;59:209–12.

Wolf B Disorders of biotin metabolism. In: Scriver CR, Beaudet AL, Sly WS, Valle D, (eds): The metabolic and molecular bases of inherited disease. 8th ed. New York: McGraw-Hill 2001: pp. 3935–3962.

Heard GS , Wolf B , Jefferson LG , Weissbecker KA , Nance WE , Secor McVoy JR , Napolitano A , Mitchell PL , Lambert FW , Linyear AS . Neonatal screening for biotinidase deficiency: Results of a 1-year pilot study. J Pediatr. 1986;108:40–6.

Wolf B . Biotinidase Deficiency. In: Pagon RA, Bird TD, Dolan CR, Stephens K, Adam MP, (eds): GeneReviews (Internet) www.ncbi.nlm.nih.gov/books/NBK1322/. Seattle, WA: University of Washington, 2018.

Wolf B . Why perform newborn screening for profound and partial biotinidase deficiency? Mol Genet Metab. 2015;114:382–7.