. . . . "white pellet" . "tubes " . "Centrifuge tubes at 13700 g at 4℃ for 10 min. The white pellet will be visible on the bottom of the tubes.CRITICAL STEP Do not disturb bottom phases of the solution when you pipet the upper phase" . . . . . "2021-03-13T15:45:52.777249"^^ . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCEOtYac15zsWN/LAu3q7YFdW0UZNfX3BAarHW/LB1DHGcz0yYr0v7hKGbnCLJ+UkDfu3Mgj7BnCm1s8ulMULKfF4YjqS2YKHYZjNKVaIjSigFOpjOwIx99+qPlvd5CuG+Gia/sJA05jy2bPKLwb/kmVeeX0zORZudWLyRMLXp8UQIDAQAB" . "PS9Fn3EojX15kcfQLRNgsGVrdXxCq4SD80h/Rh/Oblb22I1eC5IG+gc3C9mulVKuxukq2wIYAzEAD+FHQUnJwvAG3P1YN7CnRzDPTKMV85/nE0KLzwD6oGBuJgnc8lnIPH+CU2ae/gt3MOOonO7RvHgdNJPB/CPt3/YuHNRLX58=" . . . "2021-03-13T15:45:52.777249"^^ . .