Advertisement

Topics

Heat stress impact on the expression patterns of different reproduction related genes in Malabari goats.

08:00 EDT 2nd April 2019 | BioPortfolio

Summary of "Heat stress impact on the expression patterns of different reproduction related genes in Malabari goats."

A study was conducted to evaluate the effect of heat stress on the expression pattern of reproduction related genes in Malabari breed of goat. The study was conducted during 45 days using twelve 10 months to one year old Malabari goats. The goats were randomly allocated into two groups: MC (n = 6; Malabari control) and MHS (n = 6; Malabari heat stress). Goats were stall-fed with a diet composed of 60% roughage and 40% concentrate. All animals had access to ad-libitum feed and water and they were fed and watered individually. The MC goats were placed in the shaded pens while MHS goats were exposed to heat stress in outside environment between 10.00 h and 16.00 h. At the end of study period, all 12 animals were slaughtered and their uterus tissues were collected for gene expression and histopathological studies. The temperature humidity index (THI) inside shed (74.9) proved that the animals were not stressed while in the outside environment (86.5) the animals were extremely distressed. Heat stress significantly (P < 0.05) influenced the expression patterns of follicle stimulating hormone receptor (FSHR), luteinizing hormone receptor (LHR), estrogen receptor α (ESTRα), prostaglandin F2 α (PGF2α) and cyclooxygenase-2 (COX-2). However, prostaglandin E2 (PGE2) did not differed between the groups. Further, a strong positive correlation (P < 0.01) was established for THI with both FSHR gene expression. A negative correlation was also established between THI and ESTRα (P < 0.01), PGF2α (P < 0.01), PGE2 (P < 0.05) genes. However, heat stress did not influence the expression patterns of LHR; COX-2 genes. The histopathological section of uterine epithelial cells showed degenerative changes (P < 0.05) with less differentiation in MHS group as compared to MC group. The results from the study clearly indicated that heat stress was able to alter the reproductive activity related gene expressions at uterine level and this could be an indication of reduced reproductive efficiency in Malabari goats.

Affiliation

Journal Details

This article was published in the following journal.

Name: Theriogenology
ISSN: 1879-3231
Pages: 169-176

Links

DeepDyve research library

PubMed Articles [37179 Associated PubMed Articles listed on BioPortfolio]

Expression patterns of candidate genes reflecting the growth performance of goats subjected to heat stress.

The study is an attempt to elucidate the molecular mechanisms governing growth performance during heat stress in goats. The primary objective of the study was to establish the influence of heat stress...

Transcriptomic analysis of the maize (Zea mays L.) inbred line B73 response to heat stress at the seedling stage.

High temperature is a common stress, which influences the growth and reproduction of plants. Maize is one of the most important crops all over the world. However, heat stress reduces significantly the...

Effect of heat stress on the quantitative expression patterns of different cytokine genes in Malabari goats.

A study was conducted to determine the influence of exposure to hot environment on different cytokine gene expression patterns in Malabari goat. The study was conducted in 12 (10 months to 1 year ol...

Betaine protects against heat exposure-induced oxidative stress and apoptosis in bovine mammary epithelial cells via regulation of ROS production.

Heat stress is one of the wide varieties of factors which cause oxidative stress in vivo; elevated temperature can lead to oxidative stress of dairy cows that affects milk production. The aim of this ...

A systematic review of non-productivity-related animal-based indicators of heat stress resilience in dairy cattle.

Projected temperature rise in the upcoming years due to climate change has increased interest in studying the effects of heat stress in dairy cows. Environmental indices are commonly used for detectin...

Clinical Trials [10832 Associated Clinical Trials listed on BioPortfolio]

The Impact of Heat Acclimation on Pro- and Anti- Inflammatory Cytokine Response

There is growing evidence to conclude that part of the cascade leading to heatstroke is related to an inflammatory reaction triggered by the heat stress. The reduced ability to sustain hea...

Impact of Thermal Stress on Pulmonary Absorption and Toxicokinetics of 3 Organic Solvents

In Quebec, thousands of workers are concomitantly exposed to heat and chemical compounds. Exposure to heat induces physiological responses that help maintaining a stable body temperature. ...

Heat Stress and Volume Administration

Heat stress reduces the central blood volume and causes orthostatic intolerance. The hypothesis is that infusion of volume may reduce effects of orthostatic stress during heat stress.

Protein and RNA Expression Patterns in Predicting Response to Treatment in Patients With Lung Cancer

RATIONALE: Studying samples of tumor tissue and blood in the laboratory from patients with cancer may help doctors learn more about changes that occur in RNA and identify protein expressio...

Heat Intolerance- A Lesson From Global Genomic Response in Lymphocytes

Heat Intolerance (HI) is a life threatening deficiency that can lead to heat exhaustion, heat stroke (and possibly death) in a large number of military and civilian occupational groups. We...

Medical and Biotech [MESH] Definitions

Heat and cold stress-inducible, transcription factors that bind to inverted 5'-NGAAN-3' pentamer DNA sequences and are regulated by poly(ADP) ribosylation. They play essential roles as transcriptional activators of the HEAT-SHOCK RESPONSE by inducing expression of large classes of MOLECULAR CHAPERONES and heat-shock proteins. They also function in DNA REPAIR; transcriptional reactivation of latent HIV-1; and pre-mRNA processing and nuclear export of HSP70 HEAT-SHOCK PROTEINS during heat stress.

A group of conditions due to overexposure to or overexertion in excess environmental temperature. It includes heat cramps, which are non-emergent and treated by salt replacement; HEAT EXHAUSTION, which is more serious, treated with fluid and salt replacement; and HEAT STROKE, a condition most commonly affecting extremes of age, especially the elderly, accompanied by convulsions, delusions, or coma and treated with cooling the body and replacement of fluids and salts. (From Segen, Dictionary of Modern Medicine, 1992)

Stress-inducible members of the heat-shock proteins 70 family. HSP72 heat shock proteins function with other MOLECULAR CHAPERONES to mediate PROTEIN FOLDING and to stabilize pre-existent proteins against aggregation.

A clinical syndrome caused by heat stress, such as over-exertion in a hot environment or excessive exposure to sun. It is characterized by SWEATING, water (volume) depletion, salt depletion, cool clammy skin, NAUSEA, and HEADACHE.

A nuclear protein that regulates the expression of genes involved in a diverse array of processes related to metabolism and reproduction. The protein contains three nuclear receptor interaction domains and three repressor domains and is closely-related in structure to NUCLEAR RECEPTOR CO-REPRESSOR 2.

Advertisement
Quick Search
Advertisement
Advertisement

 


DeepDyve research library

Relevant Topics

Stress
Stress is caused by your perception of situations around you and then the reaction of your body to them. The automatic stress response to unexpected events is known as 'fight or flight'. Discovered by Walter Cannon in 1932, it is the release of h...

Mental Health
Adhd Anorexia Depression Dyslexia Mental Health Psychiatry Schizophrenia Stress Mental health, although not being as obvious as physical health, is very important, causing great unhappiness to those affected, causing add...


Searches Linking to this Article