Mesenteric Lymphatics
Mesenteric Lymphatics - Related Videos
13:17
The Mesenteric Lymph Duct Cannulated Rat Model: Application to the Assessment of Intestinal Lymphatic Drug Transport
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Cited by 48 •
2015
Here we describe a technique to cannulate the mesenteric lymph duct in rats which enables quantification of lipid and drug transport via the lymphatic system following intestinal delivery. The technique can be adapted to assess mesenteric lymph concentrations and/or transport of fluid, immune cells, peptides, proteins and lipophilic molecules.
06:54
An Ex Vivo Method for Time-Lapse Imaging of Cultured Rat Mesenteric Microvascular Networks
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Cited by 18 •
2017
Angiogenesis involves multi-cell, multi-system interactions that need to be investigated in a physiologically relevant environment. The objective of this study is to demonstrate the ability of the rat mesentery culture model to make time-lapse comparisons of intact microvascular networks during angiogenesis.
09:52
Non-invasive Optical Imaging of the Lymphatic Vasculature of a Mouse
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Cited by 25 •
2013
Recently developed imaging techniques using near-infrared fluorescence (NIRF) may help elucidate the role the lymphatic system plays in cancer metastasis, immune response, wound repair, and other lymphatic-associated diseases.
08:08
Measurement of Cytosolic Ca2+ in Isolated Contractile Lymphatics
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Cited by 24 •
2011
We introduce an approach to evaluate the cytosolic Ca2+ concentration in isolated lymphatics to study Ca2+-dependent and Ca2+-sensitizing mechanisms of lymphatic smooth muscle contraction.
07:56
A Comprehensive Rat Model For Assessing Hepatic Transport Pathways Through Simultaneous Lymphatic And Blood Vascular Sampling
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2026
This experimental protocol describes a hepatic lymph duct-cannulated rat model that enables direct and quantitative assessment of hepatic lymphatic and vascular drainage. The model allows simultaneous sampling of hepatic lymph and systemic blood to investigate hepatic transport, metabolism, and immune signaling, supporting studies of drug pharmacokinetics and liver-specific biology.
FAQs
Flow depends on two coordinated features: valves maintain forward direction, while rhythmic contractions of smooth muscle in larger collecting vessels propel lymph toward regional lymph nodes and ultimately the thoracic duct. This organization matters in cancer research because it provides a defined transport route through which material drained from abdominal tissues, including tumor cells, can reach lymphatic destinations.
Blind-ended capillaries first collect interstitial fluid from intestinal tissues, along with lipids, immune cells, and antigens. Larger vessels then carry this lymph onward. These distinct vessel segments let investigators consider both entry into the lymphatic network and subsequent transport when examining how gastrointestinal or abdominal tumors interact with mesenteric lymphatics.
Mesenteric lymphatics differ from a passive drainage space because collecting vessels actively assist lymph movement through smooth-muscle contractions and valves. That combination can influence how materials leaving the intestine are directed toward regional nodes rather than remaining locally distributed. In tumor studies, this distinction frames lymphatic transport as part of metastatic dissemination, not merely tissue-fluid removal.
The presence of tumor cells in mesenteric or regional lymph nodes is a significant research observation because it indicates that malignant cells have entered the lymphatic route and reached nodal tissue. Researchers use lymph flow and node involvement studies to investigate tumor spread and support staging-related assessments in gastrointestinal and abdominal cancers.
Studies can focus on lymph flow, the movement of tumor cells through mesenteric vessels, or involvement of mesenteric and regional lymph nodes. Examining these features connects local lymphatic transport with metastatic spread and immune regulation. The resulting information can help characterize disease progression and provide context for investigating targeted therapies.
They provide a biological context for tracing how cells from gastrointestinal and abdominal tumors may move from intestinal tissues to regional lymph nodes and onward through the lymphatic circulation. Researchers therefore examine this network alongside nodal involvement to study metastatic patterns, interpret cancer spread, and evaluate questions about immune regulation and targeted treatment.