phylacto-, phylact-, phylac-, phylax-

(Greek: guard, protect, preserve)

anaphylactic
anaphylaxis
1. A hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from a prior contact with a substance.
2. The hypersensitive state which may develop after the introduction of a foreign protein or other antigen into the body tissues.
3. A severe, immediate, potentially fatal bodily reaction to contact with a substance (antigen) to which the individual has previously been exposed.

It is often triggered by antiserum, antibiotics, or insect stings.

biophylactic
biophylaxis
Nonspecific defense reactions of the body, e.g., phagocytosis, vascular and other reactions of inflammatory processes.
chemoprophylaxis
The avoidance of the development or spread of a certain disease by administering a chemical agent.
crymophylactic
1. Resistant to low temperatures; said of bacteria or microorganisms.
2. Resistant to cold, said of certain microorganisms which are not destroyed even by freezing temperatures.
cryophylactic
Resistant to low temperatures; said of bacteria.
dysphylaxia
Premature spontaneous arousal from sleep, such as early morning waking.
geroprophylaxis
An attempt to prevent the effects of biological aging.
kataphylaxis
phacoanaphylactic uveitis, lens-induced uveitis
Intraocular inflammation occurring after extracapsular cataract extraction; which is believed to be an immune reaction to the patient's liberated lenticular proteins.
phacoanaphylaxis
Hypersensitivity to the protein of the crystalline lens of the eye, induced by the escape of material from the lens capsule.
phacoanaphylaxis
Hypersensitivity to protein of the lens of the eye.
phylacagogic
Stimulating the production of protective antibodies.
phylacagogicphylactery