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

Responses to Drought and Flooding02:41

Responses to Drought and Flooding

12.2K
Water plays a significant role in the life cycle of plants. However, insufficient or excess of water can be detrimental and pose a serious threat to plants.
12.2K
Regulation of Transpiration by Stomata02:04

Regulation of Transpiration by Stomata

31.5K
During photosynthesis, plants acquire the necessary carbon dioxide and release the produced oxygen back into the atmosphere. Openings in the epidermis of plant leaves is the site of this exchange of gasses. A single opening is called a stoma—derived from the Greek word for “mouth.” Stomata open and close in response to a variety of environmental cues.
31.5K
Adaptations that Reduce Water Loss01:57

Adaptations that Reduce Water Loss

28.3K
Though evaporation from plant leaves drives transpiration, it also results in loss of water. Because water is critical for photosynthetic reactions and other cellular processes, evolutionary pressures on plants in different environments have driven the acquisition of adaptations that reduce water loss.
28.3K
Gene Regulation During Sporulation01:17

Gene Regulation During Sporulation

540
Sporulation is a complex developmental process that allows certain Gram-positive bacteria, such as Bacillus subtilis and Clostridium species, to survive extreme environmental conditions. This process is tightly regulated by a series of signaling cascades and transcriptional controls, ensuring the formation of a highly resistant endospore.Sporulation is triggered by unfavorable conditions, such as nutrient depletion, and is governed by a phosphorelay system. One of the sensor kinases, such as...
540
Dihybrid Crosses01:18

Dihybrid Crosses

81.8K
Overview
81.8K
Monohybrid Crosses01:20

Monohybrid Crosses

240.0K
Overview
240.0K

You might also read

Related Articles

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

Sort by
Same author

Growth form and lifespan of herbaceous species mediate the role of traits in short-term drought response.

Nature ecology & evolution·2026
Same author

Genetic Diversity and Population Structure in Cities Is Not Consistent Among Cosmopolitan Plant Species.

Molecular ecology·2026
Same author

Resistance of shallow soil carbon to both short-term isolated and recurrent droughts in two semi-arid grasslands.

Oecologia·2026
Same author

Unearthing soil biodiversity through collaborative genomic research and education.

Nature genetics·2025
Same author

Insights into the Datasets, Tools, and Training Needs of the AnVIL Community: 2024.

bioRxiv : the preprint server for biology·2025
Same author

Contrasting effects of short-term nitrogen addition on semi-arid vs. mesic grassland productivity and plant communities.

Oecologia·2025

Related Experiment Video

Updated: Feb 19, 2026

Imaging and Analysis for Quantifying Maize (Zea mays) Abiotic Stress Phenotypes
06:41

Imaging and Analysis for Quantifying Maize (Zea mays) Abiotic Stress Phenotypes

Published on: March 28, 2025

1.7K

Gene expression differs in codominant prairie grasses under drought.

Ava M Hoffman1, Melinda D Smith1

  • 1Department of Biology and Graduate Degree Program in Ecology, Colorado State University, Fort Collins, CO, USA.

Molecular Ecology Resources
|November 4, 2017
PubMed
Summary
This summary is machine-generated.

Future droughts may impact US grasslands. Gene expression in Andropogon gerardii and Sorghastrum nutans differs, with Andropogon focusing on stress alleviation and Sorghastrum on avoidance.

Keywords:
Andropogon gerardiiSorghastrum nutansC4 grassRNA-seqcomparative expressiondominant species

More Related Videos

A CO2 Concentration Gradient Facility for Testing CO2 Enrichment and Soil Effects on Grassland Ecosystem Function
10:19

A CO2 Concentration Gradient Facility for Testing CO2 Enrichment and Soil Effects on Grassland Ecosystem Function

Published on: November 21, 2015

12.0K
A Telemetric, Gravimetric Platform for Real-Time Physiological Phenotyping of Plant–Environment Interactions
15:30

A Telemetric, Gravimetric Platform for Real-Time Physiological Phenotyping of Plant–Environment Interactions

Published on: August 5, 2020

12.6K

Related Experiment Videos

Last Updated: Feb 19, 2026

Imaging and Analysis for Quantifying Maize (Zea mays) Abiotic Stress Phenotypes
06:41

Imaging and Analysis for Quantifying Maize (Zea mays) Abiotic Stress Phenotypes

Published on: March 28, 2025

1.7K
A CO2 Concentration Gradient Facility for Testing CO2 Enrichment and Soil Effects on Grassland Ecosystem Function
10:19

A CO2 Concentration Gradient Facility for Testing CO2 Enrichment and Soil Effects on Grassland Ecosystem Function

Published on: November 21, 2015

12.0K
A Telemetric, Gravimetric Platform for Real-Time Physiological Phenotyping of Plant–Environment Interactions
15:30

A Telemetric, Gravimetric Platform for Real-Time Physiological Phenotyping of Plant–Environment Interactions

Published on: August 5, 2020

12.6K

Area of Science:

  • Plant biology
  • Ecology
  • Genomics

Background:

  • Central US grasslands face increasing drought and climate extremes.
  • Understanding grass gene expression under drought is crucial for ecosystem resilience.

Purpose of the Study:

  • Compare drought-responsive gene expression in two key C4 grasses: Andropogon gerardii and Sorghastrum nutans.
  • Investigate species-specific responses to drought at the transcriptomic level.

Main Methods:

  • RNA sequencing (RNA-seq) to analyze gene expression in both species.
  • Trinity assembly for transcript annotation and functional analysis.
  • Cross-species meta-analysis of homologous gene groups.

Main Results:

  • Gene expression variation was primarily between species, not treatment (drought vs. watered).
  • Andropogon gerardii showed differential expression related to stress alleviation (e.g., oxygen radical scavenging).
  • Sorghastrum nutans exhibited responses suggesting drought avoidance via osmotic regulation and hormonal control, with higher sensitivity in stress-related gene groups.

Conclusions:

  • Andropogon gerardii and Sorghastrum nutans employ distinct gene expression strategies to cope with drought.
  • These transcriptomic differences may explain observed physiological and phenotypic variations in the field.
  • Findings provide insights into tallgrass prairie community mechanisms under future climate scenarios.