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GABA and Rice Research
Research Guide
What is GABA and Rice Research?
GABA and Rice Research is the study of gamma-aminobutyric acid (GABA) metabolism, production, physiological effects in rice plants, including its roles in stress responses, fragrance development, and potential health benefits as a bioactive compound.
Research encompasses 61,292 works on GABA as a plant metabolite involved in stress responses and rice-specific traits like aroma compounds. Studies examine GABA synthesis via glutamate decarboxylase and its applications in rice metabolomics and food bioactivity. Growth data over the past five years is not available.
Topic Hierarchy
Research Sub-Topics
GABA Biosynthesis in Plants
This sub-topic details the glutamate decarboxylase pathway and regulation of GABA shunt under stress in crops like rice. Researchers characterize enzymes, promoters, and metabolic flux.
GABA in Plant Stress Responses
Research explores GABA accumulation during drought, salinity, and hypoxia, mediating ROS scavenging and signaling. Studies include transgenic rice and physiological assays.
GABA Metabolism in Rice
Focused on GABA levels, degradation, and links to aroma via 2-acetyl-1-pyrroline in fragrant rice varieties. Researchers use metabolomics and breeding for enhancement.
Plant GABA as Bioactive Compound
This area investigates GABA extraction from plants, fermentation enhancement, and health effects like blood pressure reduction. Studies cover bioavailability and food applications.
Glutamate Decarboxylase Regulation
Research on GAD isoforms, pH/calcium activation, and transcriptional control in response to environmental cues in plants. Biochemical and genetic approaches predominate.
Why It Matters
GABA research in rice addresses crop resilience and nutritional enhancement through its role in stress responses and as a blood pressure-lowering compound. Chen et al. (2013) in "A Novel Integrated Method for Large-Scale Detection, Identification, and Quantification of Widely Targeted Metabolites: Application in the Study of Rice Metabolomics" enabled profiling of rice metabolites including GABA, supporting breeding for improved varieties. Huang et al. (2012) in "A map of rice genome variation reveals the origin of cultivated rice" mapped variations influencing GABA-related traits like fragrance, aiding domestication studies with direct applications in agriculture.
Reading Guide
Where to Start
"A Novel Integrated Method for Large-Scale Detection, Identification, and Quantification of Widely Targeted Metabolites: Application in the Study of Rice Metabolomics" by Chen et al. (2013) provides an accessible entry into GABA analysis in rice through practical metabolomics techniques.
Key Papers Explained
Chen et al. (2013) in "A Novel Integrated Method for Large-Scale Detection, Identification, and Quantification of Widely Targeted Metabolites: Application in the Study of Rice Metabolomics" establishes metabolite detection including GABA, which Huang et al. (2012) in "A map of rice genome variation reveals the origin of cultivated rice" contextualizes with genetic origins of rice traits. Pahlich and Gerlitz (1980) in "Deviations from michaelis-menten behaviour of plant glutamate dehydrogenase with ammonium as variable substrate" supplies enzymatic foundations for GABA synthesis pathways relevant to rice.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Field focuses on linking genome maps from Huang et al. (2012) to GABA metabolomics in stress and fragrance traits, building on Chen et al. (2013) methods. Enzymatic deviations noted by Pahlich and Gerlitz (1980) suggest targets for rice GABA enhancement. No recent preprints or news available indicate steady progress in core plant science applications.
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | Deviations from michaelis-menten behaviour of plant glutamate ... | 1980 | Phytochemistry | 10.7K | ✕ |
| 2 | Methods of enzymatic analysis | 1964 | Microchemical Journal | 5.2K | ✕ |
| 3 | Excitatory actions of gaba during development: the nature of t... | 2002 | Nature reviews. Neuros... | 2.4K | ✕ |
| 4 | The Endocannabinoid System as an Emerging Target of Pharmacoth... | 2006 | Pharmacological Reviews | 2.0K | ✕ |
| 5 | A Resource of Cre Driver Lines for Genetic Targeting of GABAer... | 2011 | Neuron | 2.0K | ✓ |
| 6 | A Novel Integrated Method for Large-Scale Detection, Identific... | 2013 | Molecular Plant | 1.9K | ✓ |
| 7 | The diverse CB<sub>1</sub>and CB<sub>2</sub>receptor pharmacol... | 2007 | British Journal of Pha... | 1.9K | ✓ |
| 8 | A map of rice genome variation reveals the origin of cultivate... | 2012 | Nature | 1.6K | ✓ |
| 9 | RICE: Chemistry and Technology | 2004 | — | 1.6K | ✕ |
| 10 | Determination of the degree of hydrolysis of food protein hydr... | 1979 | Journal of Agricultura... | 1.6K | ✕ |
Frequently Asked Questions
What is the role of GABA in rice plants?
GABA functions as a metabolite in rice, contributing to stress responses and aroma compounds such as rice fragrance. It is synthesized via glutamate decarboxylase and analyzed in rice metabolomics studies. Research highlights its potential as a bioactive food compound with hypertensive effects.
How is GABA detected in rice metabolomics?
Chen et al. (2013) developed a method for large-scale detection and quantification of rice metabolites including GABA in "A Novel Integrated Method for Large-Scale Detection, Identification, and Quantification of Widely Targeted Metabolites: Application in the Study of Rice Metabolomics". This approach identifies widely targeted metabolites in rice. It supports studies on GABA production and physiological roles.
What rice genome research relates to GABA traits?
Huang et al. (2012) mapped rice genome variations in "A map of rice genome variation reveals the origin of cultivated rice", revealing origins of cultivated rice traits potentially linked to GABA metabolism and fragrance. The study documents domestication processes. It provides a foundation for targeting GABA-related genetic variations.
How does glutamate decarboxylase relate to GABA in plants?
Glutamate decarboxylase is key to GABA synthesis in plants, as noted in keywords from the field. Pahlich and Gerlitz (1980) examined plant glutamate dehydrogenase kinetics in "Deviations from michaelis-menten behaviour of plant glutamate dehydrogenase with ammonium as variable substrate". These enzymes connect to GABA metabolism pathways in rice.
What are the health applications of GABA from rice?
GABA from rice shows hypertensive effects and stress reduction potential as a bioactive compound. Studies cover its production via fermentation and roles in food applications. Keywords confirm its neurotransmitter-like functions with blood pressure benefits.
Open Research Questions
- ? How do specific rice genome variations identified by Huang et al. (2012) influence GABA accumulation under stress conditions?
- ? What integrated metabolomics methods beyond Chen et al. (2013) can quantify GABA levels in diverse rice varieties?
- ? To what extent does glutamate decarboxylase activity deviate from standard kinetics in rice GABA synthesis, extending Pahlich and Gerlitz (1980)?
- ? How do GABA levels correlate with rice fragrance compounds across domesticated lineages?
Recent Trends
The field maintains 61,292 works with no specified five-year growth rate.
Rice metabolomics advanced via Chen et al. , while genome variation mapping by Huang et al. (2012) continues to inform GABA trait origins.
2013No recent preprints or news coverage in the last 12 months or six months available.
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