Oocyte vitrification negatively affects the Ca2+-releasing and activation potential of mouse oocytes but is potentially useful for diagnostic purposes

ConclusionsVitrified-warmed mouse oocytes display reduced Ca2+-releasing potential upon oocyte activation, caused by cryoprotectant exposure. With adapted classification criteria, these oocytes can be used for diagnosing oocyte activation deficiencies in patients. Evaluating the Ca2+-signalling machinery in vitrified-warmed human oocytes is required.
Source: Reproductive BioMedicine Online - Category: Reproduction Medicine Source Type: research