2006
DOI: 10.1590/s0482-50042006000600007
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Vitamina K: metabolismo, fontes e interação com o anticoagulante varfarina

Abstract: artigo dE rEvisão rEviEw articlE RESUMO A vitamina K é lipossolúvel, principalmente, na coagulação sanguínea. Se apresenta sob as formas de filoquinona (K 1-predominante), dihidrofiloquinona (dK), menaquinona (K 2) e menadiona (K 3). Os fatores que interferem em sua absorção são: má absorção gastrintestinal, secreção biliar, ingestão insuficiente e uso de anticoagulantes, entre outros. As principais fontes de vitamina K são os vegetais e óleos, sendo esses os responsáveis pelo aumento da absorção da filoquinon… Show more

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Cited by 31 publications
(36 citation statements)
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References 23 publications
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“…They participate in various metabolic reactions controlled by enzymes and coenzymes, usually acting as a cofactor 1 .…”
Section: Introductionmentioning
confidence: 99%
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“…They participate in various metabolic reactions controlled by enzymes and coenzymes, usually acting as a cofactor 1 .…”
Section: Introductionmentioning
confidence: 99%
“…Vitamin K is an essential cofactor for the carboxylation of specific glutamic acid residues to form gamma-carboxyglutamic acid (Gla) 1,2 . The natural forms of vitamin K include menaquinone (vitamin K2) and phylloquinone (vitamin K1), which is the predominant form found in vegetables and vegetable oils.…”
Section: Introductionmentioning
confidence: 99%
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