TABLE 12-5.

Serum Immunoglobulin Concentrations in Dogs and Cats

	MEAN CONCENTRATION (mg/dl)
	PUPPY (2 WEEKS)	PUPPY (2 MONTHS)	ADULT MONGREL DOG	ADULT PUREBREED DOG	ADULT CAT
IgA	Undetected	30	79	83	ND
IgG	56	143	1445	925	2400
IgM	73	118	45	156	ND

ND, Not done.

Data from Reynolds HY, Johnson JS (1970); Heddle RJ, Rowley D (1975); Schultz RD, Adams LS (1978); Reimann et al, 1986.