MES (2-Morpholinoethanesulphonic acid), a zwitterionic buffer, is effective in the pH range of 5.5-7.7. MES, as one of the Good’s buffers, is broadly used to regulate pH value for plants culture medium, reagent solution, and physiological experiments.

Dynorphin B (1-9) is a neuropeptide and N-terminal cleavage product of dynorphin B. The formation of dynorphin B (1-9) is blocked by N-ethylmaleimide (NEM), a non-selective inhibitor of cysteine peptidases.

NR2E3 agonist 1 is a small molecule photoreceptor-specific nuclear receptor (NR2E3) agonist with antitumor activity for the study of diseases caused by abnormalities in photoreceptor cell-specific receptors.