Gamma (γ)-aminobutyric acid (GABA) improves feeding, growth rate, and growth hormone of the sea cucumber Apostichopus japonicus at high stocking density - Ruihuan Tian; Qiuzhen Song; Guo Wu; Xiang Li; Xiyuan Huang; Yunjie Yang; Huiyan Wang; Chong Zhao (Journal of Experimental Marine Biology and Ecology, 2025)