India, May 20 -- Korro Bio Inc. (KRRO), a biopharmaceutical company, has selected KRRO-111 as a development candidate for clinical advancement in the potential treatment of alpha-1 antitrypsin deficiency.

Alpha-1 antitrypsin deficiency (AATD) is a genetic disorder that causes the depletion of protein in the lungs and liver, leading to pulmonary emphysema and/or hepatic cirrhosis. Affecting nearly 3.4 million people worldwide, the only current FDA-approved treatment for AATD is a once-weekly infusion of human plasma-derived AAT protein called augmentation therapy.

KRRO-111 is a proprietary, GaINAc-conjugate oligonucleotide designed for subcutaneous delivery to liver cells.

In preclinical studies, the drug has demonstrated successful RNA-e...