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Related Concept Videos

Development of the Lymphatic System01:15

Development of the Lymphatic System

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The development of lymphatic tissues and vessels in embryonic life begins around the fifth week. These structures originate from the mesoderm layer, with lymph sacs emerging from developing veins.
The first lymph sacs to form are the paired jugular lymph sacs located at the junction of the internal jugular and subclavian veins. From these sacs, lymphatic capillary plexuses extend to the thorax, upper limbs, neck, and head, eventually forming lymphatic vessels. Each jugular lymph sac maintains a...
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Lymphatic Vessels and Lymph Transport01:16

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Lymphatic vessels, known as lymphatics, are crucial in transporting lymph from peripheral tissues to our venous system. This process begins with lymph entering through tiny capillaries that branch through tissues. These capillaries have unique features such as larger diameters, thinner walls, and a distinctive one-way valve system formed by overlapping endothelial cells.
This one-way system allows fluids, solutes, and even pathogens to enter but prevents their return to the intercellular...
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Detailed Structure and Function of Lymph Nodes01:23

Detailed Structure and Function of Lymph Nodes

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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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Lymphoid Cells and Tissues01:18

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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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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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Functions of the Lymphatic and Immune System01:28

Functions of the Lymphatic and Immune System

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The lymphatic system plays a crucial role in bolstering our immune system. It consists of a network of lymphoid organs, lymph, and lymphatic vessels that provide structural and functional support in safeguarding the body against pathogens such as viruses and bacteria.
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Related Experiment Video

Updated: May 6, 2026

Isolation of Human Lymphatic Endothelial Cells by Multi-parameter Fluorescence-activated Cell Sorting
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Isolation of Human Lymphatic Endothelial Cells by Multi-parameter Fluorescence-activated Cell Sorting

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Lymphatic malformations.

Scott C Manning1, Jonathan Perkins

  • 1Division Pediatric Otolaryngology-Seattle Children's Hospital, Seattle, Washington, USA.

Current Opinion in Otolaryngology & Head and Neck Surgery
|October 26, 2013
PubMed
Summary
This summary is machine-generated.

Recent advances in lymphatic malformation research enhance understanding of genetic pathways and cell culture models. Treatment is shifting towards less invasive sclerotherapy and prioritizing patient quality of life.

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Area of Science:

  • Vascular biology and medicine.

Background:

  • Lymphatic malformations (LMs) are congenital vascular anomalies.
  • Understanding the underlying genetic and cellular mechanisms of LMs is crucial for effective management.

Purpose of the Study:

  • To provide an updated review of the basic science and clinical care of lymphatic malformations.
  • To highlight recent advancements in the field.

Main Methods:

  • Review of current scientific literature on lymphatic malformations.
  • Analysis of emerging trends in genetic research, cell culture techniques, and clinical treatment strategies.

Main Results:

  • Gene sequencing advances are clarifying genetic pathways in vascular development.
  • Novel cell culture models show promise for testing new therapies.
  • Clinical practice is moving from early surgery to sclerotherapy for suitable cases.
  • Quality of life assessments are increasingly important for evaluating treatment outcomes.

Conclusions:

  • Basic science research is deepening the understanding of vascular anomalies, potentially leading to improved non-surgical treatments.
  • Emphasis on quality of life metrics will guide the selection of the most effective therapeutic interventions for lymphatic malformations.