The buffer of the relevant fractions was exchanged with 50 mM MES-NaOH (pH 6.1) for kinetic analysis.
Old supporters hugged him and rushed to pose for pictures without the buffer of the Secret Service, and youthful Deaniacs cheered him for endorsing Dr. Dean last month.
The buffer of the eluate was exchanged with buffer A by ultrafiltration with an Amicon Ultra centrifugal filter unit (molecular weight cut off 10,000; Millipore).
At different time intervals 100 μl of each bacterial suspension was collected and immediately transferred to 350 μl of lysis buffer of the RNeasy RNA extraction kit.
The buffer of the eluate was exchanged by dialysis to lysis buffer and incubated with 1% (w/w) TEV protease overnight.
The buffer of the eluted fractions was exchanged with buffer C (20 mM Tris-HCl (pH 8.1), 0.25 mM TCEP-HCl) by ultrafiltration.
The buffer of the eluted samples of the affinity column was exchanged with buffer D (50 mM Tris-HCl (pH 7.9), 100 mM NaCl, 0.25 mM TCEP-HCl).
Furthermore, more than 99% of the refolding buffer of the raffinate could be recycled which reduced the buffer consumption significantly.
Under a 1.5 V supply voltage, the power dissipation with an output buffer of the PLL is 12 mW.
But Zink, who has the courage of her convictions and the buffer of the Atlantic Ocean, creates in "Mislaid" a high comedy of racial identity: "The Human Stain," backward, by David Sedaris.
After purification with the Ni-NTA column, the buffer of the sample was exchanged with buffer D or 100 mM ammonium acetate buffer (pH 6.6) by ultrafiltration for the acceptor screening or LC-MS analysis of the donor specificity, respectively.
