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

Biosynthesis of Lipids01:29

Biosynthesis of Lipids

762
Microbial membranes exhibit remarkable diversity in lipid composition, reflecting evolutionary adaptations to various environmental conditions. The three domains of life—Bacteria, Archaea, and Eukarya—synthesize membrane lipids through distinct biosynthetic pathways, leading to fundamental structural differences that impact membrane stability, function, and adaptability.Fatty Acid-Based Lipids in Bacteria and EukaryaBacteria and eukaryotes share a common fatty acid biosynthesis...
762
Formation of Lipopolysaccharides01:19

Formation of Lipopolysaccharides

787
Lipopolysaccharides (LPS) are crucial components of the outer membrane of Gram-negative bacteria, serving both structural and functional roles. It contributes to membrane stability and protects bacteria from host immune responses. LPS is composed of three major regions—lipid A, a core oligosaccharide, and an O antigen. The biosynthesis and assembly of LPS involve a highly coordinated set of enzymatic reactions and transport mechanisms. Additionally, LPS is recognized as an endotoxin,...
787
Biosynthesis of Polysaccharides01:26

Biosynthesis of Polysaccharides

779
Polysaccharides such as glycogen and starch are synthesized from nucleoside diphosphate sugars, primarily uridine diphosphate glucose (UDPG) and adenosine diphosphate glucose (ADPG). These activated glucose donors act as key intermediates in carbohydrate metabolism and biosynthesis. UDPG primarily involves glycogen synthesis in animals and many bacteria, while ADPG plays a fundamental role in starch synthesis in plants and certain bacteria.UDPG is formed when glucose-1-phosphate reacts with...
779
Membrane Lipids01:32

Membrane Lipids

35.1K
Lipids are an essential component of all biological membranes. The average lipid content in mammalian membranes is 50%, though it can be as low as 20% in the inner mitochondrial membrane or as high as 80% in the myelin sheath present around the nerve cells.
Phosphatidylcholine, phosphatidylethanolamine, phosphatidylserine, and sphingomyelin are the most common phospholipids present in mammalian membranes. At physiological pH, phosphatidylserine is negatively charged, while the other three...
35.1K
Biosynthesis in Bacteria01:24

Biosynthesis in Bacteria

843
Biosynthesis in bacteria is a fundamental anabolic process that generates essential macromolecules, including proteins, nucleic acids, lipids, and polysaccharides. These macromolecules are critical for cellular growth, replication, and function. The process is tightly regulated and energetically linked to catabolic pathways to ensure optimal resource utilization.Biosynthetic pathways begin with precursor metabolites such as pyruvate, acetyl-CoA, and glucose-6-phosphate derived from glycolysis,...
843
Overview of Fatty Acid Metabolism01:28

Overview of Fatty Acid Metabolism

37.5K
Lipids also are sources of energy that power cellular processes. Like carbohydrates, lipids are composed of carbon, hydrogen, and oxygen, but these atoms are arranged differently. Most lipids are nonpolar and hydrophobic. Major types include fats and oils, waxes, phospholipids, and steroids.
Fatty acids are catabolized in a process called beta-oxidation, which takes place in the matrix of the mitochondria and converts their fatty acid chains into two-carbon units of acetyl groups. The acetyl...
37.5K

You might also read

Related Articles

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

Sort by
Same author

Utility of positive core number on MRI-ultrasound fusion targeted biopsy in combination with PI-RADS scores for predicting unexpected extracapsular extension of clinically localized prostate cancer.

International journal of urology : official journal of the Japanese Urological Association·2024
Same author

Atmospheric formaldehyde production on early Mars leading to a potential formation of bio-important molecules.

Scientific reports·2024
Same author

Short-term serial circulating tumor DNA assessment predicts therapeutic efficacy for patients with advanced pancreatic cancer.

Journal of cancer research and clinical oncology·2024
Same author

Progressive, multi-organ, and multi-layered nature of cancer cachexia.

Cancer science·2024
Same author

Double Negativity of MRI-Detected and Pathologically-Diagnosed Extramural Venous Invasion is a Favorable Prognostic Factor for Rectal Cancer.

Annals of surgical oncology·2024
Same author

Bilateral pulmonary artery banding in higher risk neonates with hypoplastic left heart syndrome.

JTCVS open·2024
Same journal

Anatomical drivers of organ size and trait coordinated association between pseudobulbs and roots in Dendrobium.

Botanical studies·2026
Same journal

Colonization of three Sphagneticola species by Funneliformis mosseae under cadmium stress is beneficial to phosphatase activity and nutrient uptake in rhizosphere soil.

Botanical studies·2026
Same journal

Both semi-dwarf and photoperiod-insensitive traits in rice were important for the Green Revolution.

Botanical studies·2026
Same journal

Drivers of floristic discovery in a temperate flora: insights from three decades of vascular plant records in Ukraine.

Botanical studies·2026
Same journal

Birth and death evolution of polyphenol oxidase (PPO) gene family in Oryza species.

Botanical studies·2026
Same journal

Comparative metabolomic analysis in roots of natural and cultivated Astragalus membranaceus in Mongolia.

Botanical studies·2026
See all related articles

Related Experiment Video

Updated: Mar 2, 2026

Arabidopsis thaliana Polar Glycerolipid Profiling by Thin Layer Chromatography TLC Coupled with Gas-Liquid Chromatography GLC
13:02

Arabidopsis thaliana Polar Glycerolipid Profiling by Thin Layer Chromatography TLC Coupled with Gas-Liquid Chromatography GLC

Published on: March 18, 2011

38.1K

Galactolipid biosynthesis in flowers.

Yuki Nakamura1,2

  • 1Institute of Plant and Microbial Biology, Academia Sinica, Taipei, Taiwan. nakamura@gate.sinica.edu.tw.

Botanical Studies
|May 17, 2017
PubMed
Summary
This summary is machine-generated.

Galactolipids are key membrane lipids in plants, essential for photosynthesis. This review explores their unique roles beyond photosynthesis, particularly in flowers, and summarizes their biosynthesis in Arabidopsis.

Keywords:
Arabidopsis thalianaDigalactosyldiacylglycerol (DGDG)FlowerGalactolipidMonogalactosyldiacylglycerol (MGDG)Petunia hybrida

More Related Videos

Defining Substrate Specificities for Lipase and Phospholipase Candidates
08:59

Defining Substrate Specificities for Lipase and Phospholipase Candidates

Published on: November 23, 2016

15.7K
Author Spotlight: Plant Primary Organs Profiling Using 13C6-Glucose Labeling and LC-MS
04:32

Author Spotlight: Plant Primary Organs Profiling Using 13C6-Glucose Labeling and LC-MS

Published on: March 22, 2024

1.3K

Related Experiment Videos

Last Updated: Mar 2, 2026

Arabidopsis thaliana Polar Glycerolipid Profiling by Thin Layer Chromatography TLC Coupled with Gas-Liquid Chromatography GLC
13:02

Arabidopsis thaliana Polar Glycerolipid Profiling by Thin Layer Chromatography TLC Coupled with Gas-Liquid Chromatography GLC

Published on: March 18, 2011

38.1K
Defining Substrate Specificities for Lipase and Phospholipase Candidates
08:59

Defining Substrate Specificities for Lipase and Phospholipase Candidates

Published on: November 23, 2016

15.7K
Author Spotlight: Plant Primary Organs Profiling Using 13C6-Glucose Labeling and LC-MS
04:32

Author Spotlight: Plant Primary Organs Profiling Using 13C6-Glucose Labeling and LC-MS

Published on: March 22, 2024

1.3K

Area of Science:

  • Plant biology
  • Lipid biochemistry
  • Molecular genetics

Background:

  • Phospholipids are universal membrane components, but plants uniquely use galactolipids in photosynthetic membranes.
  • Galactolipids are the most abundant membrane lipids globally due to plant biomass and chloroplast structure.
  • While vital for photosynthesis, galactolipids also accumulate in non-photosynthetic plant organs like flowers.

Purpose of the Study:

  • To investigate the distinct biochemical properties of galactolipids in plant flowers.
  • To explore potential novel functions of galactolipids beyond their established role in photosynthesis.
  • To summarize current knowledge on galactolipid biosynthesis pathways in the model plant Arabidopsis thaliana.

Main Methods:

  • Literature review focusing on galactolipid biochemistry and function.
  • Analysis of existing data on galactolipid distribution in plant tissues.
  • Summary of molecular biology studies on galactolipid biosynthesis in Arabidopsis.

Main Results:

  • Galactolipids exhibit unique biochemical characteristics in flower tissues.
  • Evidence suggests non-photosynthetic roles for galactolipids in plants.
  • Arabidopsis thaliana serves as a key model for understanding galactolipid biosynthesis.

Conclusions:

  • Galactolipids possess diverse functions in plants, extending beyond photosynthesis.
  • Flower galactolipids represent a promising area for future research into plant lipid roles.
  • Understanding galactolipid biosynthesis is crucial for elucidating their varied functions in plants.