Technical Information

Needle Sizes and Recommended Injection Volumes*

Species Intravenous Intraperitoneal Intramuscularly Subcutaneous
Mouse Lateral tail vein, 0.2 ml, < 25 gauge 2-3 ml, < 21 gauge Quadriceps/posterior thigh, 0.05 ml,< 23 gauge Scruff, 2-3 ml, < 20 gauge
Rat Lateral tail vein, 0.5 ml, < 23 gauge 5-1 0 ml, < 21 gauge Quadriceps/ posterior thigh, 0.3 ml, < 21 gauge Scruff, back, 5-1 0 ml, <20 gauge
Hamster Femoral or jugular vein (cut down), 0.3 ml, < 25 gauge 3-4 ml, <21 gauge posterior Quadriceps/ posterior thigh, 0.1 ml, < 21 gauge Scruff, 3-4 ml,< 20 gauge
Guinea pig Ear vein, saphenous vein, 0.5 ml, < 23 gauge 10-15 ml, < 21 gauge Quadriceps/ posterior thigh, 0.3 ml, < 21 gauge Scruff, back 5-10 ml, < 20 gauge
Rabbit Marginal ear vein, 1-5 ml (slowly), < 21 gauge 50-100 ml, < 20 gauge Quadriceps/ posterior thigh, lumbar muscles, 0.5-1 ml,<20 gauge Scruff, flank 30-50 ml, < 20 gauge

'Modified from Flecknell, P.A. Laboratory Animal Anesthesia, an introduction for Research workers and Technicians, Academic,Press, Orlando, Florida,1987.

From theTraining ManualSeries. Vol. 2, Laboratory Animal Technician. 1990 ed.AALAS.

1998 AALAS Reference Directory 91