The Lymphocyte MAP

Whole Blood

Performed by: Cyrex Laboratories

Biomarkers included in this panel:

% B Cell

Whole Blood

B cells, also known as B lymphocytes, are a crucial component of the adaptive immune system. They function primarily by producing antibodies against antigens, which are substances recognized as foreign by the immune system. These antibodies are speci

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% CD57+ CD16+ NK

Whole Blood

This result reports the percentage of lymphocytes identified as CD57+ CD16+ natural killer (NK) cells. CD57 marks a more mature NK-cell population, while CD16 helps these cells recognize antibody-coated targets. Read it with Total CD57+ CD16+ NK Cell

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The marker % CD57+ CD8+ T cells provides insightful data into an individual's immune status, specifically reflecting the subset of natural killer T cells (NKT-like cells) that exhibit both CD57 and CD8 markers. CD57, a marker for terminal diff

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The % Cytotoxic (CD8) T Cell marker reflects the proportion of CD8+ T cells among total lymphocytes or T-helper cells. CD8+ T cells, also known as cytotoxic T lymphocytes (CTLs), are a critical component of the adaptive immune system. Their primary r

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The percentage of Cytotoxic NK (Natural Killer) cells expressing CD16+. CD16+, also known as FcγRIII, is a low affinity receptor for the Fc region of immunoglobulins G (IgG), found on the surface of NK cells, and plays a pivotal role in antibod

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The % Lymphocyte measures the proportion of white blood cells that are lymphocytes, a critical component of the adaptive immune system including T cells, B cells, and natural killer cells. It reflects how the body’s immune defenses are distribu

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The marker "% NK Cell (CD56+)" signifies the percentage of natural killer (NK) cells that express the CD56 antigen, a pivotal component in the assessment of immune health and functionality. NK cells, a critical subset of lymphocytes in the

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The % NKT (CD56+ CD16+ T Cell) marker measures the proportion of natural killer T (NKT) cells within the total lymphocyte population. NKT cells are a unique subset of immune cells that share characteristics of both T lymphocytes and natural killer (N

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The % Regulatory T Cell (Treg) marker on the Lymphocyte MAP™ panel represents the proportion of Tregs within the total lymphocyte population. Regulatory T cells (Tregs) are a specialized subset of CD4+ T-helper cells critical for maintaining im

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% T Cell

Whole Blood

The "% T Cell" marker refers to the percentage of T cells in the lymphocyte population of the blood. T cells, a type of white blood cell, are central to the adaptive immune response, playing a pivotal role in immune regulation and response

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This result shows the percentage of lymphocytes that are CD4 helper T cells, which coordinate immune responses. The percentage describes their share of lymphocytes; Total T-Helper (CD4) Cell describes their number per microliter. The two can fall in

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This result reports the percentage of lymphocytes classified as T-helper-1 (Th1) cells by the Cyrex method. Th1 cells support cellular immune responses. Cyrex uses surface markers rather than measuring circulating Th1-associated cytokines. Read the p

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% T-Helper-17

Whole Blood

The % T-Helper-17 (Th17) marker plays an important role in the evaluation of the immune system's state, particularly in the context of inflammation and autoimmunity. Th17 cells, a subset of T-helper cells, are primarily known for their involvemen

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The % T-Helper-2 Cell marker is a critical component in evaluating immune system functionality, particularly in the context of immune system balance and potential disorders. T-Helper-2 cells, often denoted as Th2 cells, are a subtype of T cells that

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The CD4/CD8 ratio is a critical marker of immune system health. It measures the balance between CD4+ T-helper cells and CD8+ cytotoxic T cells, two major subtypes of T lymphocytes. These cells play complementary roles in immune defense: CD4+ T-

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The T Cell/B Cell Ratio is a sophisticated biomarker indicative of the adaptive immune system's balance and functionality. This ratio compares the quantity of T cells, which are primarily responsible for cell-mediated immunity, to B cells, which

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The TH1/TH2 ratio measures the balance between T-helper type 1 (TH1) and T-helper type 2 (TH2) cells. These are subsets of CD4+ T-helper cells that regulate the immune system by driving different types of immune responses: TH1 Cells: Promote ce

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Th17/Treg Ratio

Whole Blood

The Th17/Treg ratio is a critical marker offering significant insights into the immune system's regulatory mechanisms. Th17 cells (T-helper 17) and Treg cells (regulatory T cells) represent two distinct subsets of CD4+ T cells with opposing funct

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Total B Cell

Whole Blood

The Total B Cell marker is a critical indicator used to assess the status of B cells within the immune system. B cells, also known as B lymphocytes, play a pivotal role in the adaptive immune response, primarily responsible for the production of a

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The Total CD3- CD57+ Lymphocyte marker is offering insights into the immune system's state, particularly in the context of chronic infections and certain health conditions. This marker focuses on a subset of lymphocytes that are characterized by

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This result counts CD57+ CD16+ natural killer (NK) cells per microliter of blood. It measures the size of a mature NK-cell subset rather than its share of all lymphocytes. Read it with % CD57+ CD16+ NK and the other NK-cell counts. A cell count does

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The Total CD57+ CD8+ T Cell marker plays a crucial role in immunological assessments. This marker is particularly significant because CD57+ CD8+ T cells are a subset of natural killer T cells (NKT cells) and cytotoxic T cells, which are integral comp

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This result counts CD8 T cells per microliter of blood. These cells help eliminate infected or abnormal cells. The count shows how many are circulating, not how effectively they respond to a threat. Read it with % Cytotoxic (CD8) T Cell, Total T-Help

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Total Cytotoxic NK (Natural Killer) cells, identified by the CD16+ marker, represent a crucial component in the innate immune system, playing a significant role in the body's first line of defense against tumors and virally infected cells. NK

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This result counts circulating lymphocytes per microliter of blood, including T cells, B cells, and natural killer cells. A total within range can still contain an individual subset outside range. Read it with the individual cell counts to understand

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Total NK cells (CD56+) represent a critical subset of lymphocytes pivotal for innate immunity, providing the first line of defense against tumors and a variety of pathogens. Natural Killer (NK) cells are characterized by their expression of the CD56

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The Total NKT (CD56+ CD16+ T Cell) marker measures the absolute count of natural killer T (NKT) cells in the blood. NKT cells are a specialized group of immune cells that share characteristics of both T lymphocytes (adaptive immunity) and natural kil

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Total Regulatory T cells (Treg) serve as a crucial marker for understanding immune regulation and potential autoimmune dysregulation within the body. Tregs, a subset of T cells characterized by the expression of CD4, CD25, and the transcription facto

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This result counts circulating T lymphocytes per microliter of blood. T cells include helper and cytotoxic populations with different roles in immune defense. Read the total with Total T-Helper (CD4) Cell, Total Cytotoxic (CD8) T Cell, and % T Cell.

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This result counts CD4 helper T cells per microliter of blood. These cells coordinate immune responses. The count and % T-Helper (CD4) Cell can fall in different range categories, so read them together with the CD8 results and CD4/CD8 Ratio. They des

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The Total T-Helper-1 Cell marker serves as a critical component in the evaluation of immune system functionality, particularly in the adaptive immune response. T-Helper-1 (Th1) cells are a subset of CD4+ T cells, which are pivotal in orchestrating th

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The Total T-Helper-17 (Th17) marker is a critical component in evaluating immune system functionality, particularly in the context of immune response regulation. T-Helper 17 (Th17) cells, a subset of pro-inflammatory T-helper cells, play a pivotal ro

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Total T-Helper-2 (Th2) cells are a subset of the CD4+ T cells, playing a pivotal role in the adaptive immune response. They are characterized by their function in helping B cells to produce antibodies and are crucial in the defense against extracellu

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Total WBC

Whole Blood

The Total WBC (White Blood Cell) count measures the total number of white blood cells present in the blood, which are essential components of the immune system. White blood cells are responsible for defending the body against both infectious disease

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