An organic compound with the formula CH₃O₂CC₂CO₂CH₃, widely used as a dienophile in cycloaddition reactions.

Third-person singular simple present indicative form of die just like one lived

Any antibody that, together with a complement, can kill bacteria.

a transmembrane immunoglobulin superfamily protein, found on thymocytes and mature T cells, playing an essential role in T-cell interactions and also in T-cell/B-cell interaction during early lymph...