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Cd8
Cd8(cluster of differentiation8)is a transmembrane glycoprotein that serves as a co-receptor for the tcell receptor(tcr) like the tcr, cd8 binds to a major histocompalibility complex(mhc) molecule, but is specific for the class 1 mhc protein there are two isoforms of the protein, Alpha and beta, each encoded in a different gene in humans.Both genes are located on chromosome2 in position 2p12.
Dr. Yash Khanna reviewed this
59 year experience in Family Medicine
Related questions
A 43-year old asked:
What does a low cd8 mean?
1 doctor answer • 3 doctors weighed in
A 28-year old male asked:
What is the definition or description of: cd8?
1 doctor answer • 4 doctors weighed in
A 40-year old asked:
What do very high levels of cd3+ and cd8+ mean?
1 doctor answer • 1 doctor weighed in
A 36-year old asked:
Please explain reverted cd4/cd8 ratio?
1 doctor answer • 7 doctors weighed in
A 37-year old asked:
What are CD4 t cells, cd8 t cells?
1 doctor answer • 7 doctors weighed in
A 20-year old male asked:
Will lymphoma cause an abnormal CD4/CD8 count?
1 doctor answer • 3 doctors weighed in
A 46-year old asked:
What does it mean if cd8 suppressor t cells are low?
1 doctor answer • 7 doctors weighed in
A 39-year old asked:
Whats the cause low cd8 counts in a HIV negative person?
1 doctor answer • 2 doctors weighed in
A 46-year old asked:
What are the differences between your CD4 t cells and cd8 t cells?
1 doctor answer • 1 doctor weighed in
A 40-year old asked:
What does cd8 suppressor t cells being low mean? Is it a bad thing?
1 doctor answer • 1 doctor weighed in
A 46-year old asked:
What do very high levels of cd3+ and cd8+ in blood mean (in the 2300 range)?
1 doctor answer • 2 doctors weighed in
A member asked:
Cd4 and cd8 ratio is 4.0 And it says my T cells are elevated. Why does that mean?
1 doctor answer • 1 doctor weighed in
A 42-year old asked:
My cd4/cd8 ratio is 3.27 and the reference range is 0.54 - 2.97.? What should I do?
1 doctor answer • 1 doctor weighed in
A 46-year old asked:
What do you suggest if my cd4/cd8 ratio is 3.27 and the reference range is 0.54 - 2.97.?
1 doctor answer • 3 doctors weighed in
A 43-year old female asked:
My cd8 test result came back 37.6 % postive hmy CD4 31.1 % positive l what that%19s mean it is something to be concern?
2 doctor answers • 3 doctors weighed in
A 36-year old male asked:
What are the possible causes for a below normal result on the Labcorp HNK1 CD8-CD57+ Lymphs test? (I was 15/uL, ref 60-360) No obvious symptoms.
1 doctor answer • 1 doctor weighed in
A 38-year old male asked:
Neg. 4 HIV. H/S ratio low 0.84. CD4 ratio was low at 30.7. CD8 ratio high at 36.5. Both adsolute were normal CD4 583 CD8 694. Should I be concerned?
1 doctor answer • 3 doctors weighed in
A 37-year old asked:
Lab results about CD4 cd8; what do they mean?
2 doctor answers • 5 doctors weighed in
A 42-year old female asked:
What disorders produce low CD4 antigen and high cd8?
1 doctor answer • 3 doctors weighed in
A 47-year old asked:
Whats the cause low CD4 and cd8 counts in a HIV negative 42 year old?
1 doctor answer • 1 doctor weighed in
A 35-year old male asked:
Does a low result for HNK1 CD8-CD57+ Lymphs (15/uL, ref 60-360) indicate that further investigation or treatment is required?
1 doctor answer • 1 doctor weighed in
A 25-year old female asked:
I normally ovulate CD21, but I got a positive ovulation test on CD8 this month, four days after period ended. Can I trust the test?
1 doctor answer • 1 doctor weighed in
A 31-year old female asked:
Odds of conceiving from cd8 in a 26 day cycle. I usually ovulate @cd10-12. My SO works out of townand will be gone for the next 2wks?
1 doctor answer • 1 doctor weighed in
A 35-year old male asked:
What is the difference between CD8+CD57+ and CD8-CD57+ ? I see studies on CD8+CD57+ but not CD8-CD57+, which I had a Labcorp test for.
1 doctor answer • 2 doctors weighed in
A 21-year old female asked:
Have 28-29 days cycle.Follicle monitoring results: cd8 - follicle size 11mm, endometrium 4mm. Cd10 - follicle size 17mm, endometrium 6mm. Normal?
2 doctor answers • 3 doctors weighed in
A 25-year old female asked:
Had a short 3day period(normally 5)now on cd8 and got a positive opk. Normally ovulate on cd21 of a 35day cycle. Could I be ovulating this early?
1 doctor answer • 1 doctor weighed in
A 21-year old female asked:
I've 28-29 days cycle, today is cd8 and what is the normal size in millimeters of dominant follicle and endometrial lining at this stage of cycle?
1 doctor answer • 2 doctors weighed in
A 36-year old male asked:
Where can I find a doctor to help me figure out the cause of an abnormal HNK1 CD8-CD57+ Lymphs test? (I was 15/uL, ref 60-360) No obvious symptoms.
1 doctor answer • 2 doctors weighed in
A 25-year old female asked:
Is it possible to ovulate 8days after your period? I'm charting and it shows IV ovulated on cd8.Isnt it's usually around 14days pass, got 28 days cycle
1 doctor answer • 1 doctor weighed in
A 46-year old asked:
What does CD4 count divided by cd8 count tell doctor?
1 doctor answer • 7 doctors weighed in
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