tokens: Thus , diamide treatment of nuclear extracts strongly reduces the binding of NFI proteins , and the addition of higher concentrations of dithiothreitol to nuclear extracts from TG treated cells restores NFI-DNA binding to levels in extracts from untreated cells .
folded_tokens: thus , diamide treatment of nuclear extract strongly reduce the binding of nfus protein , and the addition of higher concentration of dithiothreitol to nuclear extract from tg treat cell restore nfi-dna binding to level in extract from untreated cell .