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Related Concept Videos

Primary Lymphoid Organs01:16

Primary Lymphoid Organs

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Primary lymphoid organs are pivotal in the formation, development, and maturation of lymphocytes, the white blood cells that serve as the backbone of our immune system. This crucial function underscores their fundamental role in maintaining our overall health and immunity. The two primary lymphoid organs of prime importance are the red bone marrow and the thymus.
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Secondary Lymphoid Organs01:15

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Secondary organs, including lymph nodes, the spleen, and mucosa-associated lymphoid tissue (MALT), work harmoniously to protect us from disease and infection.
The spleen is a vital organ in the lymphatic system, nestled in the upper left side of the abdomen. It is composed of two primary regions: the red pulp and the white pulp, each having distinct functions. The red pulp performs a significant role in blood filtration. It efficiently purges the blood of old or damaged red blood cells and...
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Lymphoid cells and tissues are integral to the immune system, which is crucial in maintaining our body's defense against harmful pathogens. They form the building blocks of lymphoid organs, which include the spleen, thymus, and lymph nodes.
Lymphoid cells consist of various types of immune system cells. These include B and T lymphocytes, which are responsible for producing antibodies and killing infected cells, respectively. Dendritic cells act as messengers between the innate and adaptive...
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Detailed Structure and Function of Lymph Nodes01:23

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Lymph nodes are bean-shaped structures that cluster along the lymphatic vessels in the inguinal, axillary, and cervical regions. Each node is divided into compartments by a capsule that extends trabeculae inward.
From a histological perspective, lymph nodes can be split into two main areas: the superficial cortex and the deep medulla. The outer cortex is populated by dendritic cells, macrophages, and B lymphocytes, which are densely packed into follicles. When these B-lymphocytes are presented...
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Related Experiment Video

Updated: Mar 8, 2026

Flow-sorting and Exome Sequencing of the Reed-Sternberg Cells of Classical Hodgkin Lymphoma
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Non-Hodgkin lymphoma.

James O Armitage1, Randy D Gascoyne2, Matthew A Lunning1

  • 1University of Nebraska Medical Center, Omaha, NE, USA.

Lancet (London, England)
|February 4, 2017
PubMed
Summary
This summary is machine-generated.

Non-Hodgkin lymphoma encompasses diverse malignancies arising from lymphocytes. Recent advances in understanding its biology, genetics, and therapies have improved patient management.

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Area of Science:

  • Oncology
  • Hematology
  • Immunology

Background:

  • Non-Hodgkin lymphoma (NHL) is a diverse group of malignancies originating from lymphocytes.
  • These lymphomas can affect any organ and present with varied symptoms, requiring broad medical expertise.
  • NHL is traditionally categorized alongside Hodgkin lymphoma, but this review focuses specifically on NHL.

Purpose of the Study:

  • To provide an updated overview of non-Hodgkin lymphoma, reflecting recent scientific and clinical advancements.
  • To discuss the spectrum of NHL, from indolent to aggressive forms.
  • To highlight improvements in diagnosis and therapy since the last review in 2012.

Main Methods:

  • Review of current literature on non-Hodgkin lymphoma biology and genetics.
  • Analysis of recent advancements in diagnostic methods for NHL.
  • Evaluation of novel therapeutic strategies for managing NHL patients.

Main Results:

  • Significant progress has been made in understanding the underlying biology and genetics of NHL subtypes.
  • New diagnostic tools offer improved accuracy and earlier detection.
  • Novel therapies have enhanced treatment efficacy and patient outcomes.

Conclusions:

  • Non-Hodgkin lymphoma remains a complex and heterogeneous group of cancers.
  • Advances in molecular biology, diagnostics, and therapeutics have significantly improved the management of NHL.
  • Continued research is crucial for further optimizing patient care and outcomes.