supernatant

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supernatant

[‚sü·pər′nāt·ənt]
(biochemistry)
The overlying soluble liquid fraction of a sample that remains after precipitation of the insoluble solid component by centrifugation.
References in periodicals archive ?
The supernatant fluid was centrifuged at x200000g for 60 min at 4[degrees]C, and the deposit was resuspended with PBS and stained with 2.
The supernatant fluid was recentrifuged at 100 OOOg for 1 h with a Beckman L7 ultracentrifuge to obtain the cytosol.
We presume that the 55 KDa protein, specified in the supernatant fluid of alive larvae in our study, might be identical to Ag-1 bp 55 reported by [23].