Outside Front Cover: (Biotechnology Journal 12/2020)

In article 2000080 Arvie Camille V. de Guzman, Shin Sik Choi, and co‐workers fabricated nanosized dioscin‐loaded zein‐carboxymethyl cellulose (DZC) and found anti‐Parkinson's disease function of DZC in Caenorhabditis elegans. Orally‐administered DZC rescued dopamine‐defective behaviors of animals mutated in dopamine synthesis gene, CAT‐2 without biological toxicity suggesting enhanced expression or activation of dopamine transporter gene, DAT‐1.