RT Journal A1 Hampton T T1 HIgh-cholesterol pigs JF JAMA JO JAMA YR 2013 FD February 6 VO 309 IS 5 SP 431 OP 431 DO 10.1001/jama.2013.54 UL http://dx.doi.org/10.1001/jama.2013.54 AB The researchers inserted a mutated form of the gene that encodes proprotein convertase subtilisin kexin type 9 (PCSK9) into Yucatan minipigs. Humans with mutated PCSK9 develop severe hypercholesterolemia and early atherosclerotic vascular disease.