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High materiality7/10

Pinnacle reports bench-scale rhLF expression in first-generation yeast strain

Oct 13, 2026, 8:37 AM EDT1 sourcesAI-analyzed

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Direct, if early-stage, technical milestone on a protein-production platform with potential for licensing or partnerships; similar microcap biotech stories have shown stochastic upside when milestones align with scale-up timelines.

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Pinnacle Food Group announced that its PFHK unit completed the first bench-scale fermentation of the rhLF yeast strain, with rhLF expression confirmed by HPLC, SDS-PAGE and Immunoblotting. The milestone validates the company's fermentation platform and supports ongoing strain optimization and scale-up evaluation, potentially enabling future partnerships or funding to advance commercialization.

rhLF expression confirmed in a 5-liter bench fermenter. Supports further strain optimization and scale-up evaluation.
Analyses (HPLC, SDS-PAGE, Immunoblotting) validated rhLF expression. Indicates readiness for next-stage testing.
PFHK, Pinnacle's HK subsidiary, completed bench-scale fermentation. Move advances the company's bioprocess roadmap.
Date: October 13, 2026; locations: Vancouver and Hong Kong.

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