Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Phloem and Sugar Transport

Phloem and Sugar Transport

Like many living organisms, plants have tissues that specialize in specific plant functions. For example, shoots are well adapted to rapid growth, while roots are structured to acquire resources efficiently. However, sugar production is primarily restricted to the photosynthetic cells that reside in the leaves of angiosperm plants. Sugar and other resources are transported from photosynthetic tissues to other specialized tissues by a process called translocation.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

A P-type pentatricopeptide repeat-containing protein interacts with the Japanese soil-borne wheat mosaic virus movement protein and modulates susceptibility to infection.

The Journal of general virology·2026

Same author

The Contribution of Phloem Metabolism to Leaf Respiration: New Insights Into an Old Problem.

Plant, cell & environment·2026

Same author

Characterizing the circular RNA landscape in phloem sap of Brassica napus.

PloS one·2026

Same author

Experimental Evidence for Photosynthetic Dependency of Phloem Sap Generation in Minor Veins.

Plant, cell & environment·2025

Same author

Controlled liquid-liquid phase separation via the simulation-guided, targeted engineering of the RNA-binding protein PARCL.

iScience·2025

Same author

Studies on the Japanese soil-borne wheat mosaic virus movement protein highlight its ability to bind plant RNA.

Virology journal·2025

Search research articles

Related Experiment Video

Updated: May 17, 2026

Phloem Sap Sampling from Brassica napus for 3D-PAGE of Protein and Ribonucleoprotein Complexes

Phloem Sap Sampling from Brassica napus for 3D-PAGE of Protein and Ribonucleoprotein Complexes

Published on: January 9, 2018

Sampling and analysis of phloem sap.

Sylvie Dinant¹, Julia Kehr

¹Institut Jean Pierre Bourgin (IJPB), INRA-AgroParisTech, Versailles, France.

Methods in Molecular Biology (Clifton, N.J.)

|October 18, 2012

Summary

Phloem transport tubes are vital for plant growth, nutrient distribution, and signaling. This chapter details methods for analyzing phloem sap, encouraging its study in plant research.

Area of Science:

Plant Biology
Plant Physiology
Biochemistry

Background:

Phloem is crucial for long-distance transport of photosynthates and mineral nutrients in plants.
Phloem also mediates signaling for developmental processes (e.g., flowering) and defense responses.
Phloem sap analysis is often overlooked due to accessibility challenges.

Purpose of the Study:

To review current methodologies for phloem sap sampling and analysis.
To encourage the integration of phloem sap analysis into plant science research.

Main Methods:

Discussion of established and emerging techniques for collecting phloem sap.
Overview of analytical approaches for characterizing phloem sap composition.

Main Results:

More Related Videos

Collection and Analysis of Arabidopsis Phloem Exudates Using the EDTA-facilitated Method

Collection and Analysis of Arabidopsis Phloem Exudates Using the EDTA-facilitated Method

Published on: October 23, 2013

Technique for Studying Arthropod and Microbial Communities within Tree Tissues

Technique for Studying Arthropod and Microbial Communities within Tree Tissues

Published on: November 16, 2014

Related Experiment Videos

Last Updated: May 17, 2026

Phloem Sap Sampling from Brassica napus for 3D-PAGE of Protein and Ribonucleoprotein Complexes

Phloem Sap Sampling from Brassica napus for 3D-PAGE of Protein and Ribonucleoprotein Complexes

Published on: January 9, 2018

Collection and Analysis of Arabidopsis Phloem Exudates Using the EDTA-facilitated Method

Collection and Analysis of Arabidopsis Phloem Exudates Using the EDTA-facilitated Method

Published on: October 23, 2013

Technique for Studying Arthropod and Microbial Communities within Tree Tissues

Technique for Studying Arthropod and Microbial Communities within Tree Tissues

Published on: November 16, 2014

Detailed description of various phloem sampling techniques (e.g., aphid stylectomy, exudation).
Explanation of analytical methods for analyzing phloem sap components (sugars, amino acids, hormones, etc.).

Conclusions:

Phloem sap analysis provides critical insights into plant physiology and communication.
Standardizing and implementing phloem sap analysis methods is essential for advancing plant science.