Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Cancer Prevention02:59

Cancer Prevention

8.6K
Several factors can increase the risk of cancer in an individual. About 50% of cancer cases can be prevented by adopting a healthy lifestyle, regular exercise, eating healthy, and following a modest cancer prevention diet. Epidemiological studies have consistently shown that populations with vegetable and fruit-rich diets have reduced the incidence of cancer. On the other hand, populations who have a diet rich in animal fat, red meat, junk food, or high calories are predisposed to cancer.
Some...
8.6K
Solubility03:00

Solubility

21.7K
Solution, Solubility, and Solubility Equilibrium
A solution is a homogeneous mixture composed of a solvent, the major component, and a solute, the minor component. The physical state of a solution—solid, liquid, or gas—is typically the same as that of the solvent. Solute concentrations are often described with qualitative terms such as dilute (of relatively low concentration) and concentrated (of relatively high concentration).
In a solution, the solute particles (molecules,...
21.7K
The Apoplast and Symplast01:46

The Apoplast and Symplast

54.7K
Plant growth depends on its ability to take up water and dissolved minerals from the soil. The root system of every plant is equipped with the necessary tissues to facilitate the entry of water and solutes. The plant tissues involved in the transport of water and minerals have two major compartments - the apoplast and the symplast. The apoplast includes everything outside the plasma membrane of living cells and consists of cell walls, extracellular spaces, xylem, phloem, and tracheids. The...
54.7K
Transcellular Transport of Solutes01:23

Transcellular Transport of Solutes

5.0K
Transcellular transport of solutes is the movement of substances like monosaccharides and amino acids through polarized cells. This transport mechanism is primarily seen in epithelial and endothelial cells aided by membrane transport proteins such as channels and transporters. The tight junctions between these cells confine the membrane proteins to the two sides of the cell. The epithelial cells have distinct apical and basolateral domains. In contrast, the endothelial cells show the luminal...
5.0K
Plant Cell Wall02:43

Plant Cell Wall

61.3K
The plant cell wall gives plant cells shape, support, and protection. As a cell matures, its cell wall specializes according to the cell type. For example, the parenchyma cells of leaves possess only a thin, primary cell wall.
61.3K
Plant Cell Wall01:07

Plant Cell Wall

8.2K
Plant cells have a cell wall, a rigid outer covering that protects the cell and provides shape and support. During cell division, a mixture of enzymes, proteins, and glucose molecules is transported via vesicles to the center of the cell. These vesicles continuously fuse and build a cell plate between the dividing cells. As the cell plate matures, new polysaccharides are added to it to form the cell walls of the daughter cells. The predominant polysaccharide in the cell wall is cellulose, made...
8.2K

You might also read

Related Articles

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

Sort by
Same author

Overexpression of transcription factor genes VvbHLH and VvCBF from Volvariella volvacea (bull.) singer enhances environmental stress tolerance and insecticidal toxicity of Beauveria bassiana.

Journal of invertebrate pathology·2026
Same author

Light-responsive transcription factor CmOzf integrates conidiation, fruiting body development, and secondary metabolism in <i>Cordyceps militaris</i>.

Microbiology spectrum·2025
Same author

Leaf water storage determines foliar water uptake capacity along the isohydric-anisohydric continuum.

Tree physiology·2025
Same author

Antidepressant mechanism of Xiaoyaosan: A perspective from energy metabolism of the brain and intestine.

Journal of integrative medicine·2025
Same author

Micro-/nano-structured zirconia surface promotes osteogenic differentiation of human bone marrow mesenchymal stem cells by reducing pyroptosis under inflammatory conditions.

Journal of dental sciences·2025
Same author

Application of single-cell sequencing in the study of immune cell infiltration in inflammatory bowel disease and colorectal cancer.

World journal of gastrointestinal oncology·2025

Related Experiment Video

Updated: Mar 6, 2026

Biosynthesis of a Flavonol from a Flavanone by Establishing a One-pot Bienzymatic Cascade
09:50

Biosynthesis of a Flavonol from a Flavanone by Establishing a One-pot Bienzymatic Cascade

Published on: August 14, 2019

9.9K

One new flavonoid from Solanum rostratum.

Hong-Juan Huang1, Tie-Jun Ling2, Hui-Min Wang1

  • 1a Institute of Plant Protection , Chinese Academy of Agricultural Sciences , Beijing , PR China.

Natural Product Research
|March 11, 2017
PubMed
Summary

Researchers isolated a new flavonoid, 5,7,8,4'-tetrahydroxy-3-methoxyflavone-8-O-β-d-xylopyranoside, from Solanum rostratum. This marks the first isolation of an 8-hydroxyflavonoid from the Androceras series, offering new chemotaxonomic insights.

Keywords:
5,7,8,4′-tetrahydroxy-3-methoxyflavone-8-O-β-d-xylopyranosideSolanum rostratumflavonoids

More Related Videos

Flavonoid Content During the Growth and Floral Development of Calendula officinalis L.
04:54

Flavonoid Content During the Growth and Floral Development of Calendula officinalis L.

Published on: June 27, 2025

1.2K
Screening and Isolation of C-Glycoside-Cleaving Intestinal Bacteria
06:38

Screening and Isolation of C-Glycoside-Cleaving Intestinal Bacteria

Published on: February 28, 2025

757

Related Experiment Videos

Last Updated: Mar 6, 2026

Biosynthesis of a Flavonol from a Flavanone by Establishing a One-pot Bienzymatic Cascade
09:50

Biosynthesis of a Flavonol from a Flavanone by Establishing a One-pot Bienzymatic Cascade

Published on: August 14, 2019

9.9K
Flavonoid Content During the Growth and Floral Development of Calendula officinalis L.
04:54

Flavonoid Content During the Growth and Floral Development of Calendula officinalis L.

Published on: June 27, 2025

1.2K
Screening and Isolation of C-Glycoside-Cleaving Intestinal Bacteria
06:38

Screening and Isolation of C-Glycoside-Cleaving Intestinal Bacteria

Published on: February 28, 2025

757

Area of Science:

  • Phytochemistry
  • Natural Product Chemistry
  • Plant Sciences

Background:

  • Solanum rostratum, a plant from the Androceras series, is a source of bioactive compounds.
  • Flavonoids are a diverse class of natural products with various biological activities.
  • Previous phytochemical investigations of this species are limited.

Purpose of the Study:

  • To isolate and characterize novel and known flavonoids from the aerial parts of Solanum rostratum.
  • To investigate the chemotaxonomic significance of the isolated compounds within the Androceras series.

Main Methods:

  • Aerial parts of Solanum rostratum were subjected to extraction and chromatographic separation.
  • Spectroscopic techniques, including Infrared (IR) spectroscopy, Nuclear Magnetic Resonance (NMR) spectroscopy (1D and 2D), and High-Resolution Electrospray Ionization Mass Spectrometry (HRESIMS), were used for structural elucidation.
  • Comparison with existing literature data for known compounds.

Main Results:

  • One new flavonoid, 5,7,8,4'-tetrahydroxy-3-methoxyflavone-8-O-β-d-xylopyranoside (compound 2), was isolated and structurally characterized.
  • Four known flavones (compounds 1, 3-5) were also identified.
  • This study reports the first isolation of an 8-hydroxyflavonoid from the Solanum series Androceras.

Conclusions:

  • The phytochemical analysis of Solanum rostratum yielded a new flavonoid and several known ones.
  • The identification of an 8-hydroxyflavonoid contributes to the chemotaxonomic understanding of the Androceras series.
  • The isolated flavonoids may possess potential biological activities warranting further investigation.