watery fluid of the blood that resembles plasma but contains fibrinogen

Serous.

The watery portion of certain animal fluids, as blood, milk, etc.

A thin watery fluid, containing more or less albumin, secreted by the serous membranes of the body, such as the pericardium and peritoneum.

The watery portion of animal fluids, as blood, milk, etc.; the thin watery fluid filling certain cavities of the body.

The watery part of curdled milk: whey: the thin fluid which separates from the blood when it coagulates.

Whey; watery part of the blood.

A watery animal fluid, as the watery portion of the blood.

The thin transparent part of the blood; the thin part of milk; whey.

The thin watery substance like whey which separates from the blood when coagulated.

See under serous.

Exposed animals may be given a protective serum. – Common Diseases of Farm Animals by R. A. Craig, D. V. M.

Now, the principle of serum treatment depends on those ascertained and definitely proved facts. – The Pros and Cons of Vivisection by Charles Richet Commentator: W. D. Halliburton

These self- evident facts, which can be verified by any unprejudiced observer, account for the " mysterious sequelae" of drug- and serum- treated acute diseases, which never occur where natural methods of healing have been correctly employed. – Nature Cure by Henry Lindlahr

What is the discovery that the serum of a horse will under certain circumstances cure diphtheria? – The Untroubled Mind by Herbert J. Hall

But under conditions of battle it is not possible for men to take these precautions, and so when they go into the army they get a dose of typhoid serum. – The Book of Life: Vol. I Mind and Body; Vol. II Love and Society by Upton Sinclair

Wassermann reaction with blood serum nearly complete positive. – Studies in Forensic Psychiatry by Bernard Glueck

I shouldn't be surprised anyday to find him introducing scarlet fever cultures into the babies' porridge in order to test a newly invented serum. – Dear Enemy by Jean Webster

He met poison with poison, he injected the healing serum into the veins of the maddened dog. – Fighting France by Stephane Lauzanne

They find the effect of this serum much better than that of others. – A Journey Through France in War Time by Joseph G. Butler, Jr.

Somebody ought to invent a serum that renders the victim immune. – The Native Son by Inez Haynes Irwin

Are we of the septicized- serum age equal to it? – The Last Shot by Frederick Palmer

Find out what's the least possible time the serum can be used and do any good. – Jane Stewardess of the Air Lines by Ruthe S. Wheeler

And something like blubber or pinkish wax Hiding the gash in his throat- The serum and blood blown up by the breath From emptied lungs. – Toward the Gulf by Edgar Lee Masters

Before any quantity of new serum was made, all but a slender remnant had died, either of starvation through paralysis, none being left to care for them, or from the disease itself, while thousands who had gone mad were painlessly killed. – Invaders from the Infinite by John Wood Campbell