Linear biphasic gradients were used according to the following calculation, for a fraction eluted with X% acteonitrile, the gradient was composed of 0- X-6)% acetonitrile in acidified water over 5 min, and of (X−6)%-(X+9)% over 45 min at a flow rate of 1 mL/min.
GFP+ cells were isolated on FACS Aria II under purity mode and the purity of the sorted cells was confirmed for a small fraction with an epifluorescence microscope (~95 %).
Mehmet Altan from the University of Texas MD Anderson Cancer Center in Houston, USA, and colleagues demonstrated this mutually exclusive pattern of B7-H4 and PD-L1 activity two independent populations a finding that could explain why drugs designed to boost anti-cancer immunity by blocking PD-1/PD-L1 signaling only work for a fraction of patients with breast cancer.
Mutations in known causative genes and cytogenetically detectable chromosomal rearrangements account for a fraction of cases with 46,XY disorders of sex development (DSD).
In contrast, shared or conserved proteins account for a small fraction, with 6.20% phylum-shared and 0.73% domain-shared (conserved in both Archaea and Bacteria).
As the MLPA test enables detection of an aberration in a region covered by multiple MLPA probes if 20% or even less aberrant tumour cells are present (Hömig-Hölzel and Savola, 2012), we additionally included samples with a mean probe ratio of all DPYD probes below ⩽0.85 or above ⩾1.15, indicative for a cell fraction with deletion or duplication of the whole coding region.
He eventually sold it to the University of California for a fraction of its value, with the provision that it be maintained as a separate library.
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