Backes BJ, Longenecker K, Hamilton GL, Stewart K, Lai C, Kopecka H, von Geldern TW, Madar DJ, Pei Z, Lubben TH, Zinker BA, Tian Z, Ballaron SJ, Stashko MA, Mika AK, Beno DW, Kempf-Grote AJ, Black-Schaefer C, Sham HL, Trevillyan JM (2007)
Pyrrolidine-constrained phenethylamines: The design of potent, selective, and pharmacologically efficacious dipeptidyl peptidase IV (DPP4) inhibitors from a lead-like screening hit
Bioorganic & Medicinal Chemistry Lett 17: 2005

Madar DJ, Kopecka H, Pireh D, Yong H, Pei Z, Li X, Wiedeman PE, Djuric SW, von Geldern TW, Fickes MG, Bhagavatula L, McDermott T, Wittenberger S, Richards SJ, Longenecker KL, Stewart KD, Lubben TH, Ballaron SJ, Stashko MA, Long MA, Wells H, Zinker BA, Mika AK, Beno DW, Kempf-Grote AJ, Polakowski J, Segreti J, Reinhart GA, Fryer RM, Sham HL, Trevillyan JM (2006)
Discovery of 2-[4-{{2-(2S,5R)-2-cyano-5-ethynyl-1-pyrrolidinyl]-2-oxoethyl]amino]- 4-methyl-1-piperidinyl]-4-pyridinecarboxylic acid (ABT-279): a very potent, selective, effective, and well-tolerated inhibitor of dipeptidyl peptidase-IV, useful for the treatment of diabetes
Journal of Medicinal Chemistry 49: 6416

Pei Z, Li X, von Geldern TW, Madar DJ, Longenecker K, Yong H, Lubben TH, Stewart KD, Zinker BA, Backes BJ, Judd AS, Mulhern M, Ballaron SJ, Stashko MA, Mika AK, Beno DW, Reinhart GA, Fryer RM, Preusser LC, Kempf-Grote AJ, Sham HL, Trevillyan JM (2006)
Discovery of ((4R,5S)-5-amino-4-(2,4,5- trifluorophenyl)cyclohex-1-enyl)-(3- (trifluoromethyl)-5,6-dihydro- [1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)methanone (ABT-341), a highly potent, selective, orally efficacious, and safe dipeptidyl peptidase IV inhibitor for the treatment of type 2 diabetes
Journal of Medicinal Chemistry 49: 6439

Pei Z, Li X, Longenecker K, von Geldern TW, Wiedeman PE, Lubben TH, Zinker BA, Stewart K, Ballaron SJ, Stashko MA, Mika AK, Beno DW, Long M, Wells H, Kempf-Grote AJ, Madar DJ, McDermott TS, Bhagavatula L, Fickes MG, Pireh D, Solomon LR, Lake MR, Edalji R, Fry EH, Sham HL, Trevillyan JM (2006)
Discovery, structure-activity relationship, and pharmacological evaluation of (5-substituted-pyrrolidinyl-2-carbonyl)-2-cyanopyrrolidines as potent dipeptidyl peptidase IV inhibitors
Journal of Medicinal Chemistry 49: 3520