“Microbiome, Immunity, and Reproductive Health: From gut dysbiosis and pathogen interactions to pregnancy complications and genital tract disorders” is a hardcover academic volume that explores its subject in depth, the work of Dr. Vadivel R. Each chapter builds on the last, guiding readers from fundamentals through to more advanced material. Aimed at students, researchers, and academic readers, it is published by Khushbu Publications, New Delhi, India, and released in 2026.