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Plant Hormones

Plant Hormones

Plant hormones—or phytohormones—are chemical molecules that modulate one or more physiological processes of a plant. In animals, hormones are often produced in specific glands and circulated via the circulatory system. However, plants lack hormone-producing glands.

Plant Hormones

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Plant hormones—or phytohormones—are chemical molecules that modulate one or more physiological processes of a plant. In animals, hormones are often produced in specific glands and circulated via the circulatory system. However, plants lack hormone-producing glands.

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ChIP can be divided into two types - X-ChIP and N-ChIP. X-ChIP involves in vivo cross-linking of histones and regulatory proteins to DNA, fragmenting the DNA by sonication, and isolating the protein-DNA...

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Related Experiment Video

Updated: Jun 13, 2026

A Straightforward Method for Glucosinolate Extraction and Analysis with High-pressure Liquid Chromatography (HPLC)

A Straightforward Method for Glucosinolate Extraction and Analysis with High-pressure Liquid Chromatography (HPLC)

Published on: March 15, 2017

A chromone from Seseli praecox (Apiaceae).

Marco Leonti¹, Laura Casu, Maria Novella Solinas

¹Dipartimento Farmaco Chimico Tecnologico, Università di Cagliari, Facoltà di Farmacia, Cagliari (CA), Italy. marcoleonti@netscape.net

Natural Product Communications

|May 4, 2010

Summary

A novel chromone from the Sardinian plant Seseli praecox showed antiproliferative effects against cancer cells. This discovery offers potential for new cancer treatments derived from natural compounds.

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Last Updated: Jun 13, 2026

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Area of Science:

Phytochemistry
Natural Products Chemistry
Pharmacology

Background:

Seseli praecox is an endemic plant species from Sardinia belonging to the Apiaceae family.
Investigating endemic flora can lead to the discovery of novel bioactive compounds.

Purpose of the Study:

To isolate and characterize chemical constituents from the stems of Seseli praecox.
To evaluate the in vitro antiproliferative activity of a newly identified compound against cancer cell lines.

Main Methods:

Chemical investigation using chromatographic and spectroscopic techniques.
In vitro screening of the isolated compound against four human cancer cell lines.

Main Results:

An isopropenylated chromone (5-hydroxy-6-(2-Z-butenyl-3-hydroxymethyl)-7-methoxy-2-methylchromone) was isolated and identified.
Four known linear furocoumarins and their precursor were also identified.
The new chromone exhibited differential microM antiproliferative effects on suspension and adherent cancer cells.

Conclusions:

The chemical study of Seseli praecox yielded a novel chromone derivative.
The identified compound demonstrates potential as an antiproliferative agent, warranting further investigation for cancer therapy.