Block size is 2.2 x 2.2 x 0.5 cm (expected to yield ~40-50 sections of ~4-5 µm thickness), but can vary slightly. Cell pellet consists of 293T cells overexpressing SARS-CoV-2 spike (S2 subunit) (C-terminal His-tagged) protein fixed with 4% PFA (15 min, r
* VAT and and shipping costs not included. Errors and price changes excepted