Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Responses to Salt Stress

Responses to Salt Stress

Salt stress—which can be triggered by high salt concentrations in a plant’s environment—can significantly affect plant growth and crop production by influencing photosynthesis and the absorption of water and nutrients.

Osmoregulation in Fishes

Osmoregulation in Fishes

When cells are placed in a hypotonic (low-salt) fluid, they can swell and burst. Meanwhile, cells in a hypertonic solution—with a higher salt concentration—can shrivel and die. How do fish cells avoid these gruesome fates in hypotonic freshwater or hypertonic seawater environments?

Responses to Drought and Flooding

Responses to Drought and Flooding

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.

Gene Flow

Gene Flow

Gene flow is the transfer of genes among populations, resulting from either the dispersal of gametes or from the migration of individuals.

Speciation Rates

Speciation Rates

Background and Environment Affect Phenotype

Background and Environment Affect Phenotype

Although the genetic makeup of an organism plays a major role in determining the phenotype, there are also several environmental factors, such as temperature, oxygen availability, presence of mutagens, that can alter an organism’s phenotype.
An example of how genetic background affects phenotype can be seen in horses. The Extension gene in horses is responsible for their coat color. A wild-type gene (EE) produces black pigment in the coat, while a mutant gene (ee) produces red pigment. A...

You might also read

Related Articles

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

Sort by

Same author

Hunger Tradeoffs and Coping Strategies Among Families with Food Insecurity in Massachusetts.

Nutrients·2026

Same author

Degranulated Eosinophilia: An Unexpected Clue in Diagnosis of Ectopic Paragonimiasis.

Acta parasitologica·2026

Same author

Deep Learning and Radiomics Assessment for Highly Myopic Glaucoma Detection Based on Fundus Photography.

Ophthalmology science·2026

Same author

Multi-target regulation mechanisms of systemic lupus erythematosus, a network pharmacology and molecular docking study on active compounds from Artemisia argyi.

Scientific reports·2026

Same author

Correction: Cerebrovascular phenotype analysis in <i>Gucy1a3</i> loss-of-function mice: insights into moyamoya disease susceptibility.

Frontiers in neurology·2026

Same author

Lithocholic acid-activated VDR in macrophages promotes HCC recurrence post-ablation via SOCS3-mediated suppression of CXCL16.

Journal for immunotherapy of cancer·2026

Search research articles

Related Experiment Video

Updated: Jan 18, 2026

Salinity-dependent Toxicity Assay of Silver Nanocolloids Using Medaka Eggs

Salinity-dependent Toxicity Assay of Silver Nanocolloids Using Medaka Eggs

Published on: March 18, 2016

Plastic Responses and Standing Genetic Variation in Salinity-Responsive Genes Under Projected Salinisation in

Man Luo¹, Taoyan Shen¹, Rowan D H Barrett²

¹National Observations and Research Station for Wetland Ecosystems of the Yangtze Estuary, Ministry of Education Key Laboratory for Biodiversity Science and Ecological Engineering, Institute of Biodiversity Science, Center for Evolutionary Biology, School of Life Sciences, Fudan University, Shanghai, China.

Molecular Ecology

|January 16, 2026

Summary

Freshwater salinisation threatens biodiversity. This study reveals western mosquitofish (Gambusia affinis) exhibit population-specific gene expression plasticity and genetic diversity, aiding adaptation to changing salinity.

Keywords:

freshwater fish gene expression microRNA plasticity projected salinisation

More Related Videos

The Barnacle Balanus improvisus as a Marine Model - Culturing and Gene Expression

The Barnacle Balanus improvisus as a Marine Model - Culturing and Gene Expression

Published on: August 8, 2018

Silencing the Spark: CRISPR/Cas9 Genome Editing in Weakly Electric Fish

Silencing the Spark: CRISPR/Cas9 Genome Editing in Weakly Electric Fish

Published on: October 27, 2019

Related Experiment Videos

Last Updated: Jan 18, 2026

Salinity-dependent Toxicity Assay of Silver Nanocolloids Using Medaka Eggs

Salinity-dependent Toxicity Assay of Silver Nanocolloids Using Medaka Eggs

Published on: March 18, 2016

The Barnacle Balanus improvisus as a Marine Model - Culturing and Gene Expression

The Barnacle Balanus improvisus as a Marine Model - Culturing and Gene Expression

Published on: August 8, 2018

Silencing the Spark: CRISPR/Cas9 Genome Editing in Weakly Electric Fish

Silencing the Spark: CRISPR/Cas9 Genome Editing in Weakly Electric Fish

Published on: October 27, 2019

Area of Science:

Environmental Science
Evolutionary Biology
Genomics

Background:

Anthropogenic salinisation poses a significant threat to freshwater biodiversity.
Understanding evolutionary adaptation, particularly gene expression plasticity, is crucial for predicting species persistence.

Purpose of the Study:

To investigate the time-course of gene expression plasticity in response to projected salinisation in western mosquitofish (Gambusia affinis).
To compare transcriptional responses between populations with different salt-exposure histories.
To identify genes and regulatory mechanisms (e.g., microRNAs) involved in adaptation to salinity.

Main Methods:

Combined high-resolution environmental data with laboratory-based gene expression experiments.
Utilized transcriptomic analysis to assess gene expression changes over time.
Analyzed microRNA regulation and nucleotide diversity in salinity-responsive genes.

Main Results:

Significant differences in transcriptional plasticity were observed between mosquitofish populations.
A core set of genes showed parallel expression responses to salinity, but were regulated by distinct microRNA sets.
Genes with parallel expression responses exhibited higher nucleotide diversity, suggesting standing genetic variation.

Conclusions:

Western mosquitofish populations display varied adaptive strategies to salinisation.
Gene expression plasticity and underlying genetic variation are key factors in coping with freshwater salinisation.
Findings provide insights into the evolutionary consequences of salinisation for freshwater fish.