Strategic Use of Vegetable Oil for Mass Production of 5-Hydroxyvalerate-Containing Polyhydroxyalkanoate from δ-Valerolactone by Engineered <i>Cupriavidus necator</i> oleh Suk-Jin Oh, Yuni Shin, Jinok Oh, Suwon Kim, Yeda Lee, Suhye Choi, Gaeun Lim, Jeong-Chan Joo, Jong-Min Jeon, Jeong-Jun Yoon, Shashi Kant Bhatia, Jungoh Ahn, Hee-Taek Kim, Yung-Hun Yang