serum

Clear blood component

Serum is the clear, yellowish fluid that remains after blood has clotted and the cells are removed.

In medicine, serum from immunized animals or recovered patients contains antibodies and can be used therapeutically: antivenom serum, immune serum.

The term extends to any watery biological fluid.

In skincare, a serum is a lightweight, concentrated liquid applied before moisturizer: vitamin C serum.

skincare

moisturizer

Hydrating skin cream

niacinamide · anti-aging · brightening · hydration · collagen · antioxidants · dropper · essence · ampoule · glow

immunology

vaccine

Disease prevention injection

antitoxin · antivenom · diphtheria · tetanus · rabies · immunoglobulin · booster · prophylaxis · monoclonal · biologicals

blood

plasma

Electrified matter state

phlebotomy · centrifuge · albumin · fibrinogen · globulins · electrophoresis · immunoglobulin · clotting · anticoagulant · bloodwork

laboratory

specimen

Individual for examination

  • centrifugeSpinning density-separation device
  • pipetteGraduated liquid transfer tube
  • reagentSubstance prompting chemical change

analysis · assay · cultures · biochemistry · microbiology · separator · vial · sample · testing · diagnostic

Categories
Opposites
blood component completeness

serumwhole blood

Unfractionated circulatory fluid

red blood cells · blood clot · blood cells · coagulum · plasma

Phrases
Family

serous, sera, antiserum, serology, serums, seraphim, blood serum

Familiarity
Top 50,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Rated G