immunotactoid

Etymology
From.

Adjective

 * 1)  Of or relating to immunotactoids.

Noun

 * 1)  A tactoid of immune origin and formation, composed of immune complexes, monoclonal proteins, or both; such microscopic structures (described variously as microtubules, tubules, fibrils, or crystals) can interfere with glomerular function in the kidneys.