vial with dry ice for cryopreservation. cryosample of stem cells in culture medium with cryoprotector dna sequencing

science liquid laboratory lab research cryogenic nitrogen cold experiment chemical test medicine pharmaceutical equipment freeze industry microbiology health scientific medical stem storage closeup technology cell biotechnology biology tube bank dna blue cooling fill egg temperature biochemistry freezing pcr genetics geneticist life fog clinic centrifuge helium water physics holding cryopreservation ai generated