beads Biotin c-terminus Control Conventional Cow Cryo Cultrex Cy3 Cy5 Cy5.5 Cy7 fusion gel Species Specificity SpoligotypingSuperconductor-insulator transition in space charge doped one unit cell Bi 2.1 Sr 1.9 CaCu 2 O 8+x September 12, 2021July 24, 2021