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serum

noun

/ˈsɪər əm/

IPA:

Dictionary definition of serum

A liquid component of blood or any bodily fluid that separates when the blood or fluid clots.
"The serum was carefully stored in a refrigerated compartment to maintain its stability."

Detailed meaning of serum

It is a clear, yellowish substance that contains various proteins, hormones, electrolytes, antibodies, and other vital components. Serum is obtained by allowing blood or bodily fluid to clot and then removing the clot, resulting in a fluid that lacks the cells and clotting factors present in whole blood. It is often used in medical and scientific contexts for diagnostic purposes, such as measuring specific substances or markers in the blood. Serum is also utilized in therapeutic applications, such as the production of vaccines and the administration of certain medications. Additionally, serum can refer to specialized cosmetic or skincare products that are designed to be applied topically for their nourishing or rejuvenating effects on the skin. Overall, serum represents a valuable and versatile fluid that plays a significant role in medical, scientific, and skincare practices.

Example sentences containing serum

1. The doctor collected a blood sample to analyze the levels of certain proteins in the serum.
2. The skincare routine included applying a facial serum to promote hydration and firmness.
3. The scientist used a pipette to transfer a small amount of serum into the test tube.
4. The beauty store offered a wide selection of serums for various skin concerns.
5. The athlete received an intravenous serum to replenish fluids and electrolytes after a strenuous workout.
6. The laboratory technician labeled the vials containing different types of serum for testing.

History and etymology of serum

The noun 'serum' has its origins in Latin, specifically from the word 'serum,' which meant 'whey' or 'watery fluid.' In the context of bodily fluids, serum refers to the clear, amber-colored liquid component of blood that separates when it coagulates or clots. The Latin term 'serum' was used to describe the liquid part of milk as well. Over time, in the field of medicine and biology, 'serum' came to represent any clear, cell-free fluid that could be extracted from bodily fluids. This fluid contains various proteins, antibodies, hormones, and other substances, making it a valuable resource for diagnostic and research purposes. The term 'serum' retains its association with the watery, non-cellular component of bodily fluids, particularly blood, in modern scientific and medical contexts.

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Further usage examples of serum

1. The cosmetic industry introduced a new anti-aging serum with promising results.
2. The doctor recommended a serum to treat the patient's dry and damaged hair.
3. The researcher discovered a novel serum that showed potential for cancer treatment.
4. The skincare expert advised using a serum before applying moisturizer for optimal hydration.
5. The patient's blood test revealed elevated levels of cholesterol in the serum.
6. The beauty influencer shared her favorite serum for achieving a radiant complexion.
7. The pharmacist prepared a customized serum formulation based on the patient's specific needs.
8. The spa offered a luxurious facial treatment that included a relaxing massage with a nourishing serum.
9. The doctor administered a serum to boost her immune system.
10. The serum revealed vital information about his health.
11. Researchers are studying a promising serum for cancer treatment.
12. She applied a soothing serum to her dry skin.
13. The serum analysis confirmed the infection's presence.
14. His blood sample showed elevated levels of a specific serum.
15. The nurse injected the antivenom serum to counteract the venom.
16. The scientist discovered a new serum with remarkable properties.
17. The serum test indicated a potential allergy.
18. The patient received a life-saving serum during the emergency.
19. The skincare routine included a hydrating serum.
20. The lab technician handled the serum samples carefully.
21. The serum analysis identified a deficiency in his system.
22. The researcher isolated a unique serum from the plant.
23. The doctor prescribed a specialized serum for her condition.
24. The serum's effectiveness in reducing wrinkles was evident.
25. The serum separated from the blood during the clotting process.
26. The medical team prepared the patient for a serum infusion.
27. The serum revealed the presence of antibodies.
28. The serum treatment showed promising results in clinical trials.