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Blutwerte · Marker

Lymphozyten

Lymphocytes · T-cells · B-cells

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Einheit:
x10^9/L
Abbreviation
LYMPH

Lymphocyte count measures the number of lymphocytes in the blood, reflecting the status of the immune system.

Reference Ranges

Reference
13.5x10^9/L
1
3.5
LowNormalHigh
Reference
Unit · x10^9/L

Reference ranges may vary slightly based on laboratory standards and patient demographics.

Overview

Übersicht

Lymphocytes, abbreviated as LYMPH, are a type of white blood cell that play a crucial role in the immune system. They are primarily responsible for identifying and neutralizing pathogens such as viruses and bacteria. Lymphocytes are categorized into three main types: T-cells, B-cells, and natural killer cells, each with distinct functions in immune response. Researchers have observed that T-cells are involved in cell-mediated immunity, while B-cells are responsible for antibody production. Clinically, lymphocyte levels are significant indicators of immune system health. Elevated lymphocyte counts can suggest infections, autoimmune disorders, or certain cancers, while low counts may indicate immunodeficiency, bone marrow disorders, or the effects of chemotherapy. In the context of athletic performance and biohacking, maintaining optimal lymphocyte levels is essential for efficient recovery and resistance to infections, which can otherwise impair training and performance. Longevity studies suggest that a balanced immune response, as indicated by stable lymphocyte levels, may contribute to a longer, healthier life. However, researchers found that lymphocyte levels can be influenced by various factors, including stress, recent infections, and medications. Time-of-day variations and fasting status may also affect lymphocyte counts, necessitating standardized testing conditions for accurate assessment.

Klinische Bedeutung

Elevated lymphocyte levels may indicate infections, autoimmune diseases, or lymphoproliferative disorders. Reduced levels can suggest immunodeficiency, bone marrow suppression, or effects of immunosuppressive therapy.

Dynamics

Trend Interpretation

Rising Values

Progressively rising lymphocyte levels may suggest an ongoing immune response or the development of a lymphoproliferative disorder. Re-test in 4 weeks if levels remain elevated.

Falling Values

Progressively falling lymphocyte levels could indicate immunosuppression or bone marrow dysfunction.

Re-test Interval

4 weeks if outside optimal range

Etiology

Causes — High & Low

Cause

Elevated Levels

  • Viral infections
  • Chronic inflammatory conditions
  • Lymphocytic leukemia
  • Autoimmune disorders
  • Stress response
Cause

Low Levels

  • HIV/AIDS
  • Bone marrow suppression
  • Chemotherapy
  • Severe infections
  • Immunosuppressive drugs
Protocol

How to Optimize

Lever

Lifestyle

  • Regular exercise
  • Stress management
  • Adequate sleep
Lever

Nutrition

  • Balanced diet rich in fruits and vegetables
  • Adequate protein intake
Lever

Supplementation

  • Vitamin D
  • Zinc
  • Probiotics

Note:

Consult a healthcare provider before making significant lifestyle changes, especially if underlying health conditions are present.

Testing Guidelines

Fasting Not Required
🕐Time-Sensitive

Lymphocyte counts can vary throughout the day; consistent timing is recommended for repeat tests.

Testing Frequency

Annually for healthy adults, more frequently if monitoring specific conditions.

Interfering Factors

  • Recent infections
  • Stress
  • Medications such as corticosteroids

Related Peptides & Hormones

Cortisol

May affect

hormone or peptide

Open Research Questions

Current research suggests that the optimal strategies for quantifying tumour-infiltrating lymphocytes (TILs) and understanding the specific roles of different TIL subpopulations remain debated, with a lack of standardized methods and functional profiling. Emerging research directions include the exploration of neoantigen-specific lymphocytes in circulation and their potential as biomarkers for personalized therapies. However, clinical questions regarding the precise mechanisms of TIL dysfunction and their predictive value in various treatment contexts remain unanswered.

19 Research Publications

1,163

Total Citations

7

Human/RCT

6.2

Avg. Influence

2022

Latest

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Filter
#01

Prospective identification of neoantigen-specific lymphocytes in the peripheral blood of melanoma patients.

HumanInfluence24.0
800
Researchers investigated the presence of neoantigen-specific lymphocytes in the peripheral blood of melanoma patients. They found that PD-1 expression on circulating lymphocytes could identify T cells targeting tumor-specific neoantigens, providing a noninvasive approach to develop personalized cancer therapies. This study identified unique neoantigen-specific T cells in the blood of some patients.
View on PubMed
#02

Role of T cells in cancer immunotherapy: Opportunities and challenges.

ReviewInfluence2.0
93
Researchers examined the role of T cells in cancer immunotherapy, focusing on their potential to enhance anti-tumor responses. They identified various therapeutic strategies, including checkpoint blockade and CAR T cell therapy, aimed at activating T lymphocytes against tumors. The study discusses the challenges and opportunities in optimizing T cell-mediated therapies.
View on PubMed
#03

The Biogenesis, Biology, and Clinical Significance of Exosomal PD-L1 in Cancer.

Review
66
This review discussed the role of exosomal PD-L1 in cancer and its implications for immunotherapy. Researchers highlighted how exosomal PD-L1 can inhibit T cell activity in the tumor microenvironment and emphasized its potential as a biomarker for cancer treatment. The study also addressed challenges in researching exosomal PD-L1.
View on PubMed
#04

Drug-induced lupus.

ReviewInfluence3.0
61
This study explored the mechanisms behind drug-induced lupus, a condition linked to certain medications. Researchers observed that autoimmunity may be triggered by oxidative metabolites of drugs, affecting lymphocytes. The findings suggest that prolonged drug exposure can lead to autoimmunity without direct drug-specific immune responses.
View on PubMed
#05

Biological and clinical significance of tumour-infiltrating lymphocytes in the era of immunotherapy: a multidimensional approach.

Review
59
This study examined the role of tumour-infiltrating lymphocytes (TILs) in cancer immunotherapy. Researchers found that TILs are crucial for immune-mediated tumor elimination and highlighted the need for standardized methods to study their various subpopulations and functions. The research also discussed the potential of TILs as biomarkers for immunotherapy response.
View on PubMed
#06

Single-cell analyses identify dysfunctional CD16+ CD8 T cells in smokers.

Human
44
Researchers identified dysfunctional CD16+ CD8 T cells in smokers using single-cell analyses. They found that smoking is associated with an increase in differentiated T cells and a decrease in naïve T cells, indicating immune aging. This study suggests that smoking may lead to immune dysregulation, impacting overall health.
View on PubMed
#07

Dynamics and clinical significance of intestinal intraepithelial lymphocytes.

ReviewInfluence1.0
12
This review focused on intestinal intraepithelial lymphocytes (IELs) and their diverse roles in immune defense. Researchers highlighted that IELs are crucial for gut health and may be involved in diseases like celiac disease and inflammatory bowel diseases. The study emphasized the need for further understanding of IEL dynamics and their clinical significance.
View on PubMed
#08

FOXP3 regulatory T cells on prognosis of breast cancer.

Review
9
This review examined the impact of FOXP3 regulatory T cells on breast cancer prognosis. Researchers found that the presence of FOXP3+ Tregs can correlate with both poor and good prognoses, indicating a complex role in tumor immunity. The study calls for further research to clarify the relationship between FOXP3 expression and breast cancer outcomes.
View on PubMed
#09

Rapid depletion of CD20+ B and T cells following ofatumumab therapy onset.

HumanInfluence1.0
7
Researchers studied the effects of ofatumumab therapy on lymphocytes in multiple sclerosis patients. They found a rapid depletion of CD20+ lymphocytes, including a complete loss of CD3+CD20+ T lymphocytes, within a week of treatment. This indicates that ofatumumab not only targets B cells but also affects a small subset of T cells.
View on PubMed
#10

MRI and laboratory monitoring of disease-modifying therapy efficacy and risks.

Review
6
This review assessed the use of MRI and laboratory biomarkers in monitoring disease-modifying therapies in multiple sclerosis. Researchers found that lymphocyte counts and other laboratory markers can inform treatment efficacy and safety, highlighting the importance of a biomarker-enhanced monitoring strategy for better patient outcomes.
View on PubMed

Publication Trend

Research publications about Lymphozyten over time

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