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Natural Killer B Cell, in Mumbai

Looking for Natural Killer B Cell in Malad, Mumbai? This test measures the numbers and types of two important immune cells: natural killer (NK) cells and B cells. GetVisit offers verified NABL labs in Malad and Andheri, transparent pricing and home collection.

centreCentre Visit
SAMPLE TYPE
Blood
FASTING REQUIRED
No
GENDER
Male/Female
GET REPORTS IN
24 hours
TEST INCLUDED
1
customers
20K+Customers
certified
CertifiedLabs
rating
4.5+Rating
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ProvenAccuracy

What is a Natural Killer B Cell Test in Mumbai ?

What is Natural Killer B Cell?

This test measures the numbers and types of two important immune cells: natural killer (NK) cells and B cells. NK cells help control viral infections and cancer by killing abnormal cells. Accurate organism identification is clinically essential , typhoid, dengue, and malaria each require different treatment, and the wrong empirical approach delays recovery.

What does Natural Killer B Cell measure?

B cells make antibodies that fight bacteria and viruses. Measuring them shows how well the immune system is working. Abnormal results can point to immune deficiencies, autoimmune disease, blood cancers, or active infections. Doctors use this test when people have repeated infections, unexplained fever, swollen lymph nodes, or abnormal blood counts.

What symptoms suggest Natural Killer B Cell may be needed?

A doctor may recommend Natural Killer B Cell when a patient reports sudden fever (above 38.5°C), body aches and chills, persistent headache, nausea or vomiting, abdominal pain, skin rash, joint pain, and extreme fatigue. In Mumbai, you can book this test online with home collection available in Juhu, Chembur, and beyond.

How is Natural Killer B Cell performed?

GetVisit home collection in Juhu or Chembur, Mumbai: a certified phlebotomist arrives at your address at your chosen slot (available from 6:00 AM), brings all sterile single-use equipment, draws the sample, and dispatches it to the NABL-accredited lab. Your digital report is delivered to your GetVisit profile the same day for most standard blood tests.

How accurate is Natural Killer B Cell?

Every GetVisit sample from Juhu, Chembur, and across Mumbai is processed at NABL-accredited labs that use internationally calibrated reference standards, pass external quality assessments, and maintain internal quality control at every shift. Reports are accepted by all major hospital networks, specialists, and insurance providers in India.

Are there any risks to Natural Killer B Cell?

There is little to worry about. The needle prick lasts a moment and any bruising fades quickly. If you bruise easily or take blood thinners, tell the phlebotomist in Juhu or Chembur, Mumbai so they can apply pressure for longer.

Did you know?

An example of a natural killer (NK) cell is the circulating CD56dimCD16+ NK lymphocyte.

Natural Killer B Cell Test Preparation in Mumbai

Before you come:

No special diet or fasting is needed. Carry on normally; just stay hydrated and avoid alcohol the night before.

Documents and clothing:

Keep your prescription and ID handy, along with your OPD insurance details if applicable. Wear sleeves that roll up easily.

Your medicines:

There's usually no need to stop your regular medication; just let the staff know what you take.

Booking your slot:

An early slot works best, especially for fasting tests. Home collection is available across Malad, Bandra, and the rest of Mumbai.

Natural Killer B Cell Test Parameters in Mumbai

Single standalone test:

Natural Killer B Cell. Can be ordered individually or as part of a preventive health package on GetVisit.

Why Take a Natural Killer B Cell Test in Mumbai ?

When does a doctor order Natural Killer B Cell?

Natural Killer B Cell is often part of a lymphocyte subset or immune panel used to check immune health. Doctors order it for recurrent infections, unexplained fevers, swollen lymph nodes, or abnormal blood tests.

Who should get Natural Killer B Cell done in Mumbai?

Mumbai's 21 million metropolitan population, annual monsoon flooding creating severe leptospirosis and dengue risk in Kurla, Andheri, and Ghatkopar, high corporate stress and commute burden, significant diabetes and cardiovascular disease prevalence, and a massive working population with irregular meal and sleep patterns make regular preventive diagnostic testing an essential health investment for all residents. Natural Killer B Cell testing is important for symptomatic patients, for confirming recovery, and for household members of a confirmed case. Testing early in Mumbai's fever season prevents the complications that come from treating the wrong infection.

What conditions can Natural Killer B Cell help diagnose?

It helps diagnose immune deficiency, autoimmune conditions, and some blood cancers, and it monitors therapy or transplant recovery. Abnormal results may come from infections, medications, immune diseases, or inherited problems, and family history of immune disorders can prompt testing.

What do Natural Killer B Cell results mean?

Results are interpreted in context, not in isolation. GetVisit shows your measured value next to the laboratory reference range, and your doctor reads it together with your clinical picture and any earlier results. See the FAQs below for what typical high or low values can mean for this test.

How often should Natural Killer B Cell be repeated?

Infection tests are ordered when symptoms are present rather than on a fixed schedule. Repeat testing may be needed to confirm recovery, to check clearance after treatment, or if fever recurs. During Mumbai's monsoon fever season, prompt retesting is advised for any new febrile illness.

What happens after Natural Killer B Cell results are ready?

Results are delivered to your phone and stored securely on GetVisit. Any value the laboratory flags as critical is escalated for urgent review, and for everything else your doctor or a verified specialist can guide the next step at your convenience.

H

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Frequently asked questions

For any unanswered questions, reach out to our support team via email. We will assist you as soon as possible

Are natural killer cells B cells?plus

Natural killer (NK) cells are lymphocytes but are not B cells. Unlike B cells, which are adaptive immune cells that produce antibodies and have antigen-specific receptors, NK cells belong to the innate immune system and kill virus-infected or tumor cells directly using cytotoxic granules and activating/inhibitory receptors. They do not produce antibodies or form memory in the same way B cells do.

What is an example of a natural killer cell?plus

An example of a natural killer (NK) cell is the circulating CD56dimCD16+ NK lymphocyte. These CD3−, CD56+ cells make up the majority of peripheral blood NK cells, are highly cytotoxic, and rapidly destroy virus‑infected or tumor cells without prior sensitization. Another example is the tissue‑resident CD56brightCD16− NK subset, which produces cytokines and helps regulate immune responses.

Why is it called a natural killer cell?plus

Natural killer (NK) cells are named because they are innate lymphocytes that can recognize and kill infected or tumor cells without prior sensitization ("natural"), and they directly induce target-cell death ("killer") using mechanisms such as perforin/granzyme release, death-receptor signals, and cytokine secretion. Their activity is regulated by a balance of activating and inhibitory receptors sensing stress, missing self, or abnormal ligands.

What kills B cells?plus

B cells are killed or depleted by targeted therapies (anti‑CD20 antibodies like rituximab, anti‑CD19 CAR‑T causing B‑cell aplasia), cytotoxic chemotherapy and radiotherapy, high‑dose steroids and other immunosuppressants, severe infections or sepsis, bone marrow failure and congenital immunodeficiencies, and age‑related apoptosis. Some viral infections can infect or dysregulate B cells, leading to loss of function or cell death.

Can I exercise before Natural Killer B Cell?plus

Avoid strenuous exercise for 12 to 24 hours before Natural Killer B Cell, since intense activity can temporarily change several blood markers. Light everyday movement is fine.

Can menstruation affect Natural Killer B Cell results?plus

Some tests, such as iron studies and certain hormone panels, can be influenced by your menstrual cycle. If you are on your period, mention it so your doctor can judge whether timing matters for Natural Killer B Cell.

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Had a week-long fever and this test identified the cause quickly. The booking was smooth , I've used GetVisit twice now and it's always quick in Kandivali West. The staff explained what they were doing at each step which I appreciated. Digital report on WhatsApp was convenient , my doctor reviewed it on the same call. Will definitely return for my next health check.

Dinesh Rao

Mumbai

starstarstarstarstar

If you need a good diagnostic lab near Dadar TT circle, GetVisit is the easiest way to find and book one. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The staff explained what they were doing at each step which I appreciated. Excellent turnaround , had the results by evening for a morning sample. Saved time and money compared to going to a hospital lab.

Manasi Waghmare

Mumbai

starstarstarstarstar

A borderline value was caught early , my doctor said it was good we tested now. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The whole thing was done from my phone in less than five minutes in Marine Lines. I arrived and was attended to within ten minutes. Will definitely return for my next health check.

Pradeep Shetty

Mumbai

starstarstarstarstar

Monsoon illnesses are common in our area and I was prompt about getting tested this time. I received the report on my phone and shared it directly with my doctor. Booked an early morning slot before my office hours , GetVisit had 7 AM availability in Kharghar. The team followed proper protocols throughout. Already recommended this to colleagues in my office.

Shubhangi Kulkarni

Mumbai

starstarstarstarstar

Scheduled a slot online and got an instant confirmation on WhatsApp in Matunga. Had a week-long fever and this test identified the cause quickly. The prick was barely noticeable. Glad I did this , the result changed my doctor's approach to my treatment. Great experience overall. Makes healthcare feel accessible.

Anil Salunkhe

Mumbai

starstarstarstarstar

If you need a good diagnostic lab in Borivali West, GetVisit is the easiest way to find and book one. Monsoon illnesses are common in our area and I was prompt about getting tested this time. The technician was gentle , my elderly mother had no issues at all. My doctor said the report format was comprehensive and clear. Already told my family to book through GetVisit for their next tests.

Nisha Mehta

Mumbai

starstarstarstarstar

The result was reassuring and we could move forward with the treatment plan. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The whole thing was done from my phone in less than five minutes in Worli. Quick in and out , spent less than 15 minutes at the centre. Already told my family to book through GetVisit for their next tests.

Smita Bhave

Mumbai

starstarstarstarstar

Had a week-long fever and this test identified the cause quickly. Simple blood test , nothing to be anxious about. Scheduled a slot online and got an instant confirmation on WhatsApp in Juhu. Excellent turnaround , had the results by evening for a morning sample. Already recommended this to colleagues in my office.

Shailesh Jagtap

Mumbai

starstarstarstarstar

Monsoon illnesses are common in our area and I was prompt about getting tested this time. The staff at the collection centre were professional and made me feel comfortable. I liked that the report came with a digital copy I could store on my phone. My doctor said it was one of the clearest reports she had seen recently. Trustworthy and efficient , exactly what you want when health is involved.

Ajit Balse

Mumbai

starstarstarstarstar

Booked an early morning slot before my office hours , GetVisit had 7 AM availability in Vikhroli. Monsoon illnesses are common in our area and I was prompt about getting tested this time. The prick was barely noticeable. The report helped my doctor adjust my medication right away. Trustworthy and efficient , exactly what you want when health is involved.

Ruchi Gandhi

Mumbai

starstarstarstarstar

Had a week-long fever and this test identified the cause quickly. The booking was smooth , I've used GetVisit twice now and it's always quick in Kandivali West. The staff explained what they were doing at each step which I appreciated. Digital report on WhatsApp was convenient , my doctor reviewed it on the same call. Will definitely return for my next health check.

Dinesh Rao

Mumbai

starstarstarstarstar

If you need a good diagnostic lab near Dadar TT circle, GetVisit is the easiest way to find and book one. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The staff explained what they were doing at each step which I appreciated. Excellent turnaround , had the results by evening for a morning sample. Saved time and money compared to going to a hospital lab.

Manasi Waghmare

Mumbai

starstarstarstarstar

A borderline value was caught early , my doctor said it was good we tested now. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The whole thing was done from my phone in less than five minutes in Marine Lines. I arrived and was attended to within ten minutes. Will definitely return for my next health check.

Pradeep Shetty

Mumbai

starstarstarstarstar

Monsoon illnesses are common in our area and I was prompt about getting tested this time. I received the report on my phone and shared it directly with my doctor. Booked an early morning slot before my office hours , GetVisit had 7 AM availability in Kharghar. The team followed proper protocols throughout. Already recommended this to colleagues in my office.

Shubhangi Kulkarni

Mumbai

starstarstarstarstar

Scheduled a slot online and got an instant confirmation on WhatsApp in Matunga. Had a week-long fever and this test identified the cause quickly. The prick was barely noticeable. Glad I did this , the result changed my doctor's approach to my treatment. Great experience overall. Makes healthcare feel accessible.

Anil Salunkhe

Mumbai

starstarstarstarstar

If you need a good diagnostic lab in Borivali West, GetVisit is the easiest way to find and book one. Monsoon illnesses are common in our area and I was prompt about getting tested this time. The technician was gentle , my elderly mother had no issues at all. My doctor said the report format was comprehensive and clear. Already told my family to book through GetVisit for their next tests.

Nisha Mehta

Mumbai

starstarstarstarstar

The result was reassuring and we could move forward with the treatment plan. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The whole thing was done from my phone in less than five minutes in Worli. Quick in and out , spent less than 15 minutes at the centre. Already told my family to book through GetVisit for their next tests.

Smita Bhave

Mumbai

starstarstarstarstar

Had a week-long fever and this test identified the cause quickly. Simple blood test , nothing to be anxious about. Scheduled a slot online and got an instant confirmation on WhatsApp in Juhu. Excellent turnaround , had the results by evening for a morning sample. Already recommended this to colleagues in my office.

Shailesh Jagtap

Mumbai

starstarstarstarstar

Monsoon illnesses are common in our area and I was prompt about getting tested this time. The staff at the collection centre were professional and made me feel comfortable. I liked that the report came with a digital copy I could store on my phone. My doctor said it was one of the clearest reports she had seen recently. Trustworthy and efficient , exactly what you want when health is involved.

Ajit Balse

Mumbai

starstarstarstarstar

Booked an early morning slot before my office hours , GetVisit had 7 AM availability in Vikhroli. Monsoon illnesses are common in our area and I was prompt about getting tested this time. The prick was barely noticeable. The report helped my doctor adjust my medication right away. Trustworthy and efficient , exactly what you want when health is involved.

Ruchi Gandhi

Mumbai

starstarstarstarstar

Had a week-long fever and this test identified the cause quickly. The booking was smooth , I've used GetVisit twice now and it's always quick in Kandivali West. The staff explained what they were doing at each step which I appreciated. Digital report on WhatsApp was convenient , my doctor reviewed it on the same call. Will definitely return for my next health check.

Dinesh Rao

Mumbai

starstarstarstarstar

If you need a good diagnostic lab near Dadar TT circle, GetVisit is the easiest way to find and book one. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The staff explained what they were doing at each step which I appreciated. Excellent turnaround , had the results by evening for a morning sample. Saved time and money compared to going to a hospital lab.

Manasi Waghmare

Mumbai

starstarstarstarstar

A borderline value was caught early , my doctor said it was good we tested now. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The whole thing was done from my phone in less than five minutes in Marine Lines. I arrived and was attended to within ten minutes. Will definitely return for my next health check.

Pradeep Shetty

Mumbai

starstarstarstarstar

Monsoon illnesses are common in our area and I was prompt about getting tested this time. I received the report on my phone and shared it directly with my doctor. Booked an early morning slot before my office hours , GetVisit had 7 AM availability in Kharghar. The team followed proper protocols throughout. Already recommended this to colleagues in my office.

Shubhangi Kulkarni

Mumbai

starstarstarstarstar

Scheduled a slot online and got an instant confirmation on WhatsApp in Matunga. Had a week-long fever and this test identified the cause quickly. The prick was barely noticeable. Glad I did this , the result changed my doctor's approach to my treatment. Great experience overall. Makes healthcare feel accessible.

Anil Salunkhe

Mumbai

starstarstarstarstar

If you need a good diagnostic lab in Borivali West, GetVisit is the easiest way to find and book one. Monsoon illnesses are common in our area and I was prompt about getting tested this time. The technician was gentle , my elderly mother had no issues at all. My doctor said the report format was comprehensive and clear. Already told my family to book through GetVisit for their next tests.

Nisha Mehta

Mumbai

starstarstarstarstar

The result was reassuring and we could move forward with the treatment plan. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The whole thing was done from my phone in less than five minutes in Worli. Quick in and out , spent less than 15 minutes at the centre. Already told my family to book through GetVisit for their next tests.

Smita Bhave

Mumbai

starstarstarstarstar

Had a week-long fever and this test identified the cause quickly. Simple blood test , nothing to be anxious about. Scheduled a slot online and got an instant confirmation on WhatsApp in Juhu. Excellent turnaround , had the results by evening for a morning sample. Already recommended this to colleagues in my office.

Shailesh Jagtap

Mumbai

starstarstarstarstar

Monsoon illnesses are common in our area and I was prompt about getting tested this time. The staff at the collection centre were professional and made me feel comfortable. I liked that the report came with a digital copy I could store on my phone. My doctor said it was one of the clearest reports she had seen recently. Trustworthy and efficient , exactly what you want when health is involved.

Ajit Balse

Mumbai

starstarstarstarstar

Booked an early morning slot before my office hours , GetVisit had 7 AM availability in Vikhroli. Monsoon illnesses are common in our area and I was prompt about getting tested this time. The prick was barely noticeable. The report helped my doctor adjust my medication right away. Trustworthy and efficient , exactly what you want when health is involved.

Ruchi Gandhi

Mumbai

starstarstarstarstar

Had a week-long fever and this test identified the cause quickly. The booking was smooth , I've used GetVisit twice now and it's always quick in Kandivali West. The staff explained what they were doing at each step which I appreciated. Digital report on WhatsApp was convenient , my doctor reviewed it on the same call. Will definitely return for my next health check.

Dinesh Rao

Mumbai

starstarstarstarstar

If you need a good diagnostic lab near Dadar TT circle, GetVisit is the easiest way to find and book one. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The staff explained what they were doing at each step which I appreciated. Excellent turnaround , had the results by evening for a morning sample. Saved time and money compared to going to a hospital lab.

Manasi Waghmare

Mumbai

starstarstarstarstar

A borderline value was caught early , my doctor said it was good we tested now. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The whole thing was done from my phone in less than five minutes in Marine Lines. I arrived and was attended to within ten minutes. Will definitely return for my next health check.

Pradeep Shetty

Mumbai

starstarstarstarstar

Monsoon illnesses are common in our area and I was prompt about getting tested this time. I received the report on my phone and shared it directly with my doctor. Booked an early morning slot before my office hours , GetVisit had 7 AM availability in Kharghar. The team followed proper protocols throughout. Already recommended this to colleagues in my office.

Shubhangi Kulkarni

Mumbai

starstarstarstarstar

Scheduled a slot online and got an instant confirmation on WhatsApp in Matunga. Had a week-long fever and this test identified the cause quickly. The prick was barely noticeable. Glad I did this , the result changed my doctor's approach to my treatment. Great experience overall. Makes healthcare feel accessible.

Anil Salunkhe

Mumbai

starstarstarstarstar

If you need a good diagnostic lab in Borivali West, GetVisit is the easiest way to find and book one. Monsoon illnesses are common in our area and I was prompt about getting tested this time. The technician was gentle , my elderly mother had no issues at all. My doctor said the report format was comprehensive and clear. Already told my family to book through GetVisit for their next tests.

Nisha Mehta

Mumbai

starstarstarstarstar

The result was reassuring and we could move forward with the treatment plan. High fever during monsoon , my doctor wanted to rule out dengue and malaria immediately. The whole thing was done from my phone in less than five minutes in Worli. Quick in and out , spent less than 15 minutes at the centre. Already told my family to book through GetVisit for their next tests.

Smita Bhave

Mumbai

starstarstarstarstar

Had a week-long fever and this test identified the cause quickly. Simple blood test , nothing to be anxious about. Scheduled a slot online and got an instant confirmation on WhatsApp in Juhu. Excellent turnaround , had the results by evening for a morning sample. Already recommended this to colleagues in my office.

Shailesh Jagtap

Mumbai

starstarstarstarstar

Monsoon illnesses are common in our area and I was prompt about getting tested this time. The staff at the collection centre were professional and made me feel comfortable. I liked that the report came with a digital copy I could store on my phone. My doctor said it was one of the clearest reports she had seen recently. Trustworthy and efficient , exactly what you want when health is involved.

Ajit Balse

Mumbai

starstarstarstarstar

Booked an early morning slot before my office hours , GetVisit had 7 AM availability in Vikhroli. Monsoon illnesses are common in our area and I was prompt about getting tested this time. The prick was barely noticeable. The report helped my doctor adjust my medication right away. Trustworthy and efficient , exactly what you want when health is involved.

Ruchi Gandhi

Mumbai