Raanana, Israel, Jan. 05, 2026 (GLOBE NEWSWIRE) -- Polyrizon Ltd. Polyrizon Ltd. (Nasdaq: PLRZ) (“Polyrizon” or the “Company”), a pre-clinical-stage biotechnology company developing intranasal protective solutions today announced positive results from a new in-vitro pre-clinical study evaluating the allergen-blocking performance of its PL-14 Allergy Blocker formulation compared to hydroxypropyl methylcellulose (HPMC), an accepted and standard comparator used in nasal barrier products. The study, conducted ...