PORTLAND, Maine , June 05, 2024 (GLOBE NEWSWIRE) -- ImmuCell Corporation (Nasdaq: ICCC) ("ImmuCell" or the "Company"), a growing animal health company that develops, manufactures and markets scientifically proven and practical products that improve the health and productivity of dairy and beef cattle, today provided a regulatory update on the status of its product development initiative for Re-Tain®. As previously disclosed, the Company recently received a Technical Section Incomplete Letter (Incomplete Let ...