Common Injection Routes in Mice
Type
Blog Post
Published
Jan. 22, 2025, 9:42 p.m.
...27
< 2–3 mL (~1 mL per site)
Beginner
Intradermal
Anesthesia
Between skin layers
26
< 0.05 mL
Advanced... back or hind legs
Gauge: 25–27
Volume: < 2–3 ml (~1 ml per site)
Skill required: beginner
Intradermal...–27
< 2–3 mL
Intermediate
Intramuscular
Mechanical restrainer
Thigh
25–27
< 0.02–0.05 mL
Beginner
...cord
30
up to 0.01 mL
Expert
Intratracheal
Anesthesia
Trachea
20–23 (tubing)
< 0.07 mL
Advanced
Intranasal...Nose
n/a
< 0.05 mL
Beginner
Oral gavage
Scruffing
Throat
18–20 (bulb tipped)
up to 10 mL/kg
Intermediate...vein or retro-orbitally
Gauge: 27–30
Volume: < 0.2 ml
Skill required: beginner (retro-orbital) to intermediate...Location: peritoneal cavity
Gauge: 25–27
Volume: < 2–3 ml
Skill required: intermediate
Intramuscular
Intramuscular...