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Glass needles used to inject exogenous renal progenitor cells (RPCs) into the nephrogenic zone
(A) A glass needle connected to the aspirator tube assembly. The thin tip is filled with pellets.
(B) A mouth pipette, which comprises a glass needle, an aspirator tube assembly, and one 1-mL syringe.
(C) A glass needle connected to a motor-driven pen-type syringe pump.
