Identification of VAYPQCV, a Gastrointestinally Stable Competitive DPP-IV Inhibitory Peptide from Bitter Leaf (Vernonia amygdalina) Fitri Widya Handayani C. C. Y. Sutopo Wei-Ting Hung Isnawati A. Sutrisno J. Hsu Jul 2026 · Plant Foods for Human Nutrition · Vol 81 · 0 citations · 30 references Medicine DOI PubMed Semantic Scholar Save View source Cite { copied='apa'; setTimeout(() => { copied=null; open=false }, 1000) })" class="flex w-full items-center justify-between rounded-lg px-3 py-2 text-left text-sm hover:bg-gray-100 dark:hover:bg-ink-800"> Copy APA Copied ✓ { copied='mla'; setTimeout(() => { copied=null; open=false }, 1000) })" class="flex w-full items-center justify-between rounded-lg px-3 py-2 text-left text-sm hover:bg-gray-100 dark:hover:bg-ink-800"> Copy MLA Copied ✓ { copied='bibtex'; setTimeout(() => { copied=null; open=false }, 1000) })" class="flex w-full items-center justify-between rounded-lg px-3 py-2 text-left text-sm hover:bg-gray-100 dark:hover:bg-ink-800"> Copy BibTeX Copied ✓ Share