Micropuncture techniques.
D000818:Animals; D004573:Electrolytes / Q000378:metabolism; D007678:Kidney Glomerulus / Q000502:physiology; D007684:Kidney Tubules / Q000502:physiology; D008845:Microinjections; D009399:Nephrons / Q000502:physiology*; D010477:Perfusion; D011677:Punctures / Q000379:methods*; D051381:Rats
D004573:Electrolytes