Related Experiment Video
Updated: Oct 20, 2025
08:19
Asymmetric Walkway: A Novel Behavioral Assay for Studying Asymmetric Locomotion
Published on: January 15, 2016
9.0K
Hop-off hop-on: Assimilates on the road
1Friedrich-Alexander University of Erlangen-Nuernberg, Molecular Plant Physiology, Staudtstrasse 5, 91058, Erlangen, Germany.
Journal of Plant Physiology
|September 13, 2021
Summary
Plant stems constantly manage solute movement for storage and nutrition. Modifying phloem transport capacities could significantly boost crop plant productivity.
Area of Science:
- Plant physiology
- Molecular biology
- Agricultural science
Background:
- Solutes like sugars and amino acids undergo continuous release and retrieval during long-distance transport in plants.
- In plant stems, these solutes serve critical roles in storage and nourishing parenchymatic tissues.
Purpose of the Study:
- To investigate the potential of modifying solute transport in plant phloem.
- To explore strategies for enhancing crop productivity through targeted alterations in phloem export/import.
Main Methods:
- Analysis of solute transport dynamics in plant stems.
- Investigating the mechanisms of solute release and retrieval.
- Evaluating the impact of modifying phloem transport on plant growth and yield.
Main Results:
- Identified key processes governing solute movement within the stem.
- Demonstrated the feasibility of altering phloem transport capacities.
- Observed potential for increased resource allocation to essential plant organs.
Conclusions:
- Modulating phloem transport represents a promising avenue for crop improvement.
- Understanding solute dynamics is crucial for optimizing plant productivity.
- Targeted modifications in transport systems can enhance agricultural yields.
Related Concept Videos
01:13Nonconscious Mimicry
4.7K
Nonconscious mimicry occurs when individuals alter their mannerisms to match the behaviors and expressions of those nearby, without intention.
4.7K
01:19Conjugation
1.1K
Conjugation is a form of horizontal gene transfer that primarily occurs in bacteria and some archaea, promoting genetic diversity and adaptation. Bacteria can acquire resistance genes through conjugative plasmids, allowing them to survive antibiotic treatments that would otherwise be lethal. This process involves direct contact between cells through specialized structures such as the sex pilus and is mediated by conjugative plasmids, including the F (fertility) factor.Conjugation requires...
1.1K
01:19Facilitated Transport
139.9K
The chemical and physical properties of plasma membranes cause them to be selectively permeable. Since plasma membranes have both hydrophobic and hydrophilic regions, substances need to be able to transverse both regions. The hydrophobic area of membranes repels substances such as charged ions. Therefore, such substances need special membrane proteins to cross a membrane successfully. In facilitated transport, also known as facilitated diffusion, molecules and ions travel across a...
139.9K
01:29Hydraulic Jump
263
A hydraulic jump is a sudden rise in fluid depth in open channels, occurring when high-velocity (supercritical) flow transitions to low-velocity (subcritical) flow. This phenomenon requires an upstream Froude number greater than 1, as flows with Fr1<1 remain subcritical, making a hydraulic jump impossible due to the need for negative head loss, which violates thermodynamic principles.The characteristics of a hydraulic jump depend on the upstream Froude number and are classified as...
263
02:20Routes of Persuasion
66.4K
Persuasion is the process of changing our attitude toward something based on some kind of communication. Much of the persuasion we experience comes from outside forces. How do people convince others to change their attitudes, beliefs, and behaviors? What communications do you receive that attempt to persuade you to change your attitudes, beliefs, and behaviors?
66.4K
01:16Facilitated Diffusion
767
The plasma membrane, a critical structure in cellular biology, houses an array of transporters, or carrier proteins, interspersed within its lipid bilayer. These proteins play a crucial role in solute transport through facilitated diffusion, a form of passive diffusion that uses transporters to move the molecules across the membrane.
In this process, substrates such as organic compounds and ions interact with a transporter on one side, triggering conformational changes in proteins that enable...
In this process, substrates such as organic compounds and ions interact with a transporter on one side, triggering conformational changes in proteins that enable...
767