Yaya Rukayadi () adalah seorang pengajar di Jurusan Bioteknologi, Fakultas Teknik, Universitas Yonsei, Seoul kelahiran Sumedang. Tahun 1998 ia sempat melakukan penelitian biokontrol untuk penyakit kedelai di Universitas Edinburgh, Skotlandia dan memperkenalkan salah satu rumus kimia YR 32, yang berkaitan dengan penyakit kedelai, yang merupakan kepanjangan dari namanya: Yaya Rukayadi, sedangkan angka 32 adalah umurnya saat melakukan penelitian tersebut.

Publikasi 

 Yaya Rukayadi, Jae-Kwan Hwang, "In Vitro antimycotic activity of xanthorrhizol isolated from Curcuma xanthorrhiza Roxb. against opportunistic filamentous fungi", Phytotherapy Research 21 (5), 434-438 (2007)
 Y. Rukayadi, J.-K. Hwang, "In vitro anti-Malassezia activity of xanthorrhizol isolated from Curcuma xanthorrhiza Roxb", Letters in Applied Microbiology 44 (2), 126–130 (2007)
 Yaya Rukayadi, Jae-Kwan Hwang, "Effect of coating the wells of a polystyrene microtiter plate with xanthorrhizol on the biofilm formation of Streptococcus mutans", Journal of Basic Microbiology 46 (5), 410 - 415 (2006)
 J.H. Choo, Y. Rukayadi, J.-K. Hwang, "Inhibition of bacterial quorum sensing by vanilla extract", Letters in Applied Microbiology 42 (6), 637–641 (2006)
 Yaya Rukayadi, Dongeun Yong and Jae-Kwan Hwang, "In vitro anticandidal activity of xanthorrhizol isolated from Curcuma xanthorrhiza Roxb", Journal of Antimicrobial Chemotherapy 57 (6), 1231-1234 (2006)
 Y. Rukayadi, J.-K. Hwang, "In vitro activity of xanthorrhizol against Streptococcus mutans biofilms", Letters in Applied Microbiology 42 (4), 400–404 (2006)
 Sri, Rahayu; Tanuwidjaja, Fredy; Rukayadi, Yaya; Suwanto, Antonius; Suhartono, Maggy Thenawidjaja; Hwang, Jae Kwan; Pyun, Yu Ryang, "Study of thermostable chitinase enzymes from Indonesian Bacillus K29-14", Journal of Microbiology and Biotechnology 14 (4), 647-652 (2004) 
 Purwani. E Yuli, Maggy Thenawidjaja Suhartono, Yaya Rukayadi, Jae Kwan Hwang and Yu Ryang Pyun, "Characteristics of thermostable chitinase enzymes from the indonesian Bacillus sp.13.26", Enzyme and Microbial Technology 35 (2-3), 147-153 (2004)

Rujukan 

Rukayadi, Yaya
Tokoh dari Sumedang