Cleveland BioLabs, Inc., a biopharmaceutical company, develops novel approaches to activate the immune system and address various medical needs in the United States and Russia. Its proprietary platform of toll-like immune receptor activators (TLR) has applications in mitigation of radiation injury, radiation oncology, and vaccines. The company’s product candidate is entolimod, an immune-stimulatory agent, which is used as a medical radiation countermeasure and other indications in radiation oncology. It is also developing Mobilan, a recombinant non-replicating adenovirus that directs expression of TLR5 and its agonistic ligand.