Lang, James A <br/><br/>
Local tetrahydrobiopterin administration augments cutaneous vasoconstriction in aged humans.  [electronic resource] 

 -  The Journal of physiology  Aug 2009 
 - 3967-74 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, N.I.H., Extramural 
<br/><br/><label>ISSN: </label>1469-7793 
<br/><br/><label>Standard No.: </label>10.1113/jphysiol.2009.173815  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adrenergic alpha-Antagonists--pharmacology<br/>Adrenergic beta-Antagonists--pharmacology<br/>Adult<br/>Aged<br/>Aging--physiology<br/>Biopterins--analogs & derivatives<br/>Body Temperature--physiology<br/>Cold Temperature<br/>Female<br/>Humans<br/>Male<br/>Nitric Oxide Synthase--metabolism<br/>Propranolol--pharmacology<br/>Regional Blood Flow--drug effects<br/>Skin--blood supply<br/>Sympathomimetics--pharmacology<br/>Tyramine--pharmacology<br/>Vasoconstriction--drug effects<br/>Yohimbine--pharmacology