. . . . "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." . . . . . "2021-03-13T08:19:56.557992"^^ . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCEOtYac15zsWN/LAu3q7YFdW0UZNfX3BAarHW/LB1DHGcz0yYr0v7hKGbnCLJ+UkDfu3Mgj7BnCm1s8ulMULKfF4YjqS2YKHYZjNKVaIjSigFOpjOwIx99+qPlvd5CuG+Gia/sJA05jy2bPKLwb/kmVeeX0zORZudWLyRMLXp8UQIDAQAB" . "OxC4iUyhd/B1K6GmPpqr2tq2BEmCc8Iu5iN5fEqVGjM/DdiCeYtj7k3i+jPM5HzsIHnj2V5h2XtzkU5SGXT3uswWqy2vkCPWBobgbTbWhzPFRgaAErmE9ouDHeiTsviaFecMS8NmhB21CJvyAhi+nUFeAMHU2Jb9ciRjdCWpbR8=" . . . "2021-03-13T08:19:56.557992"^^ . .