Alternately, most water-based products tend to be less viscous and can be used with a smaller bore needle. When deciding the best length, consider administration protocols to ensure the product is ...

Simon Giszter, PhD, Neurobiology and Anatomy, College of Medicine, and School of Biomedical Engineering, Science and Health Systems, Drexel Taegyo Kim, PhD, Neurobiology and Anatomy, College of ...

Control mice were injected with aqueous vaccine using a 26.5-gauge needle. The subcutaneous injection was given in the scruff of the neck and the intramuscular injection was made in the upper thigh.