There are multiple definitions:

1. PPAR gamma coactivator(English)

   • PPAR

2. primordial germ cell(English)

   • All, BER, CCC, CH, CTB, Dec, EC, EPC, EPI, ESC, EVT, ExE, GlyT, JZ, LINE, PE, PS, SA, SINE, SpT, STB, TGC, TDG, TE, TSC, TTD, vCTB, XEN
   • Embryology /reproduction
   • https://doi.org…srev.00001.2023

3. peroxisome proliferator-activated receptor-gamma coactivator(English)

4. Psychiatric Genomics Consortium(English)

   • Psychiatry, Genomics
   • https://pgc.unc….php#SharingOpp

5. Professional Generated Content(English)

   • AI, AIGC, GAI, NLP, NLU, UGC
   • Artificial intelligence, Specialist / expert
   • https://arxiv.org/pdf/2304.06632