04-20-2025 Carlsbad, CA - Cosmo Bio USA today announced the dramatically expanded global distribution of Tokyo Ohka Kogyo Co., Ltd.'s innovative SIEVEWELL™ high-density single cell array device, effective April 1, 2025. The expansion covers 31 countries across South America, Europe, the Middle East, Asia, and Oceania.
SIEVEWELL™ features an ultra-high density, optically transparent membrane containing up to 370,000 nanowells for efficient single-cell capture, culture, and analysis. The platform's unique dual-pore design enables superior single-cell isolation rates compared to conventional gravity-based methods, while allowing seamless fluid exchange for cell staining, treatment, and observation.
"This global distribution expansion marks a significant milestone in our mission to deliver innovative single-cell research tools to scientists worldwide," said Theresa Schaub, VP & COO of Cosmo Bio USA. "SIEVEWELL™'s unique capabilities address critical challenges in single-cell isolation and analysis across diverse research applications, from oncology to immunology, throughout these key international markets."
The technology supports diverse applications including suspension cell culture, spheroid generation, on-chip staining, cell-to-cell interaction studies, and immune cell killing assays, making it invaluable for cancer research and immuno-oncology.