Abiotic and biotic stresses. Medical search. Frequent questions

Horticultural crop production is frequently subjected to the naturally occurring different biotic and abiotic stresses that can substantially reduce the absorption and translation of essential elements and ultimately decrease the crop yield. (researchsquare.com)
Plants live under different biotic and abiotic stress conditions, and, to cope with the adversity and severity, plants have well-developed resistance mechanisms. (iita.org)

A set of 109 PUTs were found to be consistently up or down regulated across three or more different stress treatments, representing basal stress response candidate genes in green ash. (figshare.com)
The green ash transcriptome we have developed provides important sequence information, genetic markers and stress-response candidate genes. (figshare.com)
Moreover, based on GENEINVESTIGATOR microarray database analysis, we predict some potential LRR-RLK genes involved in certain biotic and abiotic stresses whose function and mechanism may be explored. (iita.org)
Genes for stress response as well as for primary metabolism scored highly, indicating that the trichome is a biologically active and stress-responsive tissue. (uni-bayreuth.de)
Trichomes are shown to be an enriched source of useful genes for molecular breeding towards stress-tolerant plants. (uni-bayreuth.de)
In our study, we predicted and annotated the genes related to biotic and abiotic stresses. (thescipub.com)
To combat these stress factors, plants have developed strong defense mechanisms, including protective physical barriers, the overexpression of certain genes, and the production of secondary metabolites. (ansfoundation.org)
Pan-transcriptome identifying master genes and regulation network in response to drought and salt stresses in alfalfa (Medicago sativa L. (usda.gov)
This work identified sets of genes in leaves, stems and roots that were influenced by salt and drought stress treatments. (usda.gov)
Most of the genes we identified had reduced activity in the presence of these stresses. (usda.gov)
We were able to identify key genes that appear to be involved in resistance to drought and salt stress. (usda.gov)
The genes we identified can be used to develop enhanced alfalfa varieties with improved tolerance to these stresses that impact alfalfa production throughout the Western USA. (usda.gov)
The analyses of gene ontology and weighted gene co-expression network allowed us to identify key genes that play important roles in drought and salt stress tolerance in alfalfa. (usda.gov)
We then surveyed the distribution of stress-related cis -regulatory elements in the −1.5 kb promoter regions of ZmCAMTA genes. (frontiersin.org)
Notably, a large number of stress-related elements present in the promoter regions of some ZmCAMTA genes, indicating a genetic basis of stress expression regulation of these genes. (frontiersin.org)
Quantitative real-time PCR was used to test the expression of ZmCAMTA genes under several abiotic stresses (drought, salt, and cold), various stress-related hormones [abscisic acid, auxin, salicylic acid (SA), and jasmonic acid] and biotic stress [rice black-streaked dwarf virus (RBSDV) infection]. (frontiersin.org)
The expression of most ZmCAMTA genes responded to both abiotic and biotic stresses. (frontiersin.org)
A study conducted at the State University of Campinas (UNICAMP) in Brazil identified orphan genes in Wild sugarcane, Saccharum spontaneum , a species with exceptional resistance to biotic stresses such as nematodes, fungi, bacteria and other pests and diseases, and abiotic stresses such as cold, drought, salinity and nutritionally deficient soil. (eurekalert.org)
According to an article on the study published in the journal Frontiers in Plant Science , the scientists responsible set out to see if the orphan genes in S. spontaneum played a significant role in its stress resistance properties. (eurekalert.org)
As these plants evolved, some genes were expressed to a greater or lesser extent in response to various types of abiotic stress, particularly cold. (eurekalert.org)
The researchers do not believe they can categorically conclude that the orphan genes they identified make the plant more stress-tolerant based on the results of the study. (eurekalert.org)
The next step will be to experiment on plants submitted to various kinds of stress in order to investigate how orphan genes behave in terms of expression, compared to non-stressed plants. (eurekalert.org)
Plants respond to various stimuli under abiotic or biotic stress condition and express certain genes either structural or regulatory genes which maintain the plant integrity. (scielo.br)

This paper presents a simple method for detecting both biotic and abiotic stress in plants. (nature.com)
Stress levels are measured based on the increase in nutrient uptake by plants as a mechanism of self-defense when under stress. (nature.com)
From the prevailing global scenario, it is apparent that climate change has emerged as one of the primary causes that can directly or indirectly affect the stress levels in plants. (nature.com)
Here we described the role of Si and its transporters in mitigating abiotic stress condition in horticultural plants. (researchsquare.com)
Previous soil and plant researchers suggests that use of beneficial soil microorganisms and silicon (Si) in agriculture is a sustainable strategy for alleviation of various biotic and abiotic stresses in plants (Rizwan et al. (researchsquare.com)
Biotic stress is stress that occurs as a result of damage done to an organism by other living organisms, such as bacteria, viruses, fungi, parasites, beneficial and harmful insects, weeds, and cultivated or native plants. (wikipedia.org)
Plants are exposed to many stress factors, such as drought, high salinity or pathogens, which reduce the yield of the cultivated plants or affect the quality of the harvested products. (wikipedia.org)
Arabidopsis thaliana is often used as a model plant to study the responses of plants to different sources of stress. (wikipedia.org)
For example, utilization of high metal ion concentrations derived from the soil allow plants to reduce the harmful effects of biotic stressors (pathogens, herbivores etc. (wikipedia.org)
Furthermore, the recent studies on LRR-RLKs that are homologous in other plants is also reviewed in relation to their role in triggering stress response processes against biotic and abiotic stimuli and/or in exploring their additional function(s). (iita.org)
Simultaneously, TYLCV promoted the stabilization of osmoprotectants' patterns and water balance parameters, resulting in the development of buffering conditions in infected plants subjected to prolonged stress. (huji.ac.il)
The heavy metal stresses lead to reactive oxygen species (ROS) production, and high concentration of ROS is harmful to plants. (springeropen.com)
When the ROS concentration is at an acceptable low level, they play an important signaling function in plants controlling processes such as growth, development, response to biotic and abiotic environmental stimuli, and programmed cell death (Bailey-Serres and Mittler 2006 . (springeropen.com)
Under biotic or abiotic stress, ROS may dramatically accumulate in plants and generate oxidative damage (Faltin et al. (springeropen.com)
Root system architecture has a central role in crop plants' response to abiotic (soil microorganisms) and abiotic stresses like water stress, mechanical impedance. (oap-onlinejournals.org)
Newly engineered nanoparticles (NENPs) are synthesized nanoparticles that are 1-100 nm in size and possess unique properties that help plants combat abiotic and biotic stress factors efficiently. (ansfoundation.org)
This review illustrates the applications of various NENPs, which help plants cope with biotic and abiotic stresses. (ansfoundation.org)
It highlights the effective induced changes that develop in the morphology, physiology, and biochemistry of different plants under stress and the role of NENPs. (ansfoundation.org)
Abiotic and biotic stress in plants, 1-19. (ansfoundation.org)
Giraffes eating plants are an example of biotic factors influencing other biotic factors. (databasefootball.com)
Abiotic factors are things like sunlight and heat, which can influence the success of things like desert plants. (databasefootball.com)
You'll enjoy gardening with these plants that have excellent tolerance to environmental stresses like heat and harsh growing conditions. (all-americaselections.org)
The world is facing global warming due to urbanizations and industrialization and in this concerns plants exposed continuously to abiotic stresses which is a major cause of crop hammering every year. (scielo.br)
Abiotic stress is the key cause of crop hammering globally, reducing average yields of most of the major crop plants. (scielo.br)
Plants are being sessile in nature it can't move from one place to other places and contentiously exposed by extensive array of environmental stresses like as water deficit condition (drought), low temperature (cold), salt and high temperature (heat) etc. (scielo.br)
Plant/ crop productivity effected by the environmental strains such as water deficit condition (drought), Low temperature (cold), salt and High temperature (heat) these stresses disturb the signal transduction of gene regulatory systems of plants. (scielo.br)
We study the plants' systems for control of growth, development, transport and metabolism, and their responses against environmental stresses, both abiotic and biotic. (lu.se)
The plant response to biotic and abiotic stress has been studied for many years, but the molecular mechanism controlling touch-signalling in plants is not well understood. (lu.se)
We also find that benign abiotic conditions, low degree of competition, and high interactive range between the plants and antagonistic herbivores or mutualistic pollinators can generate a higher level of diversification in both herbivores and pollinators. (lu.se)

Abstract Background To develop a set of transcriptome sequences to support research on environmental stress responses in green ash (Fraxinus pennsylvanica), we undertook deep RNA sequencing of green ash tissues under various stress treatments. (figshare.com)
The CsGPX2 gene showed strong responses to most abiotic stresses including salinity, heavy metal toxicity, drought, heat, plant hormones, but could not be induced by biotic treatment. (springeropen.com)
The Arabidopsis negative regulator of root hydraulics XND1 is involved in abiotic and biotic stress responses (Nature Comm. (plantae.org)
This paper describes a novel negative regulator of Arabidopsis root hydraulics that has a role in both abiotic and biotic stress responses. (plantae.org)
The mitogen-activated protein kinase (MAPK) gene family performs crucial roles in cell division, migration, development, apoptosis, inflammatory response, and abiotic and biotic stress responses. (figshare.com)
However, how CAMTAs function in responses to abiotic and biotic stresses in maize ( Zea mays L.) is largely unknown. (frontiersin.org)

For identifying anomalies and forecasting plant stress, two experiments were conducted and outliers were found in electrical resistance and relative changes in carrier concentration. (nature.com)
As a result of the change in resistance of growth media during stress, nutrient concentrations shifted by 35%, as previously reported. (nature.com)
In order to fully understand and manipulate plant biotic stress resistance, we require a detailed knowledge of these interactions at a wide range of scales, from the molecular to the community level. (wikipedia.org)
These results demonstrate that MAPKs might play vital roles in response to various abiotic and biotic stresses in turbot, which would contribute to making scientific preventive measures to environmental changes in the process of farming and promoting the development of selective breeding for comprehensive stress resistance in turbot. (figshare.com)
Endophytes form symbiotic relationships with diverse plant species and can regulate numerous host functions, including resistance to abiotic and biotic stresses, growth and development, and stimulating immune systems. (agri.gov.il)

The family of LRR-RLKs (leucine-rich repeat receptor-like kinases) is one such group that perceives biotic and abiotic stimuli and also plays important roles in different biological processes of development. (iita.org)

A new framework - Interactive Range-Limit Theory (iRLT) - asserts that positive biotic factors such as food availability can ameliorate abiotic stress along cold edges, whereas abiotic stress can have a positive effect and mediate biotic interactions (e.g., competition) along warm limits. (datadryad.org)

The relationship between biotic stress and plant yield affects economic decisions as well as practical development. (wikipedia.org)
The impact of biotic injury on crop yield impacts population dynamics, plant-stressor coevolution, and ecosystem nutrient cycling. (wikipedia.org)
Due to drastic climatic changes, chickpea suffers from many biotic (blight and wilt) and abiotic (salinity, drought, cold) stresses that directly impact the growth and yield. (thescipub.com)
For example, drought is a major constraint in rice production and approximately 42 million hectares of rice in Asia suffer significant yield losses from varying amounts of drought stress at the different crop growth stages. (irri.org)
During the past two decades, breeders and biotechnologists have been working on various biotic and abiotic stress tolerances with a focus on increasing crop yield. (irri.org)
Complex abiotic stress tolerances such as drought and salinity tolerance are polygenic, and may have a negative association with grain yield components and might also interact with genetic and physiological mechanisms of similar traits. (irri.org)
Biotic stress factors like pathogenic fungi, bacteria, viruses, and nematode pests aggravate the situation by imparting detrimental effects on crops by unfavourably affecting their growth and yield. (ansfoundation.org)
Abiotic stresses consist of Drought, Salt, Heat, Cold, Oxidative and Metal toxicity which damage the crop yield continuously. (scielo.br)
Drought and salinity stress severally affected in similar manner to plant and the leading cause of reduction in crop yield. (scielo.br)

Progress has been made to better understand about effect of regulons (AREB/ABF, DREB, MYB, and NAC) under abiotic stresses and a number of regulons reported for stress responsive and used as a better transgenic tool of Arabidopsis and Rice. (scielo.br)

Potato is an irrigated and highly fertilizer-responsive crop, and therefore, heat, drought, and nutrient stresses are the key abiotic stresses. (oregonstate.edu)
The Green Super Rice (GSR) breeding strategy began in 2008 at IRRI to efficiently develop lines with multiple-stress tolerance and more nutrient- and water-use efficiency with high genetic gains for various targeted ecosystems. (irri.org)
NENPs are designed to ameliorate stress, alleviate nutrient inadequacy in soil, improve plant nutritional value, and overall boost crop productivity. (ansfoundation.org)

Therefore, the present review highlights current research trends based on the SCOPUS database, potential biotechnological interventions of endophytic microorganisms in combating environmental stresses influencing crop productivity, future opportunities of endophytes in improving plant stress tolerance, and their contribution to sustainable remediation of hazardous environmental contaminants. (agri.gov.il)
The biotic stress such as microorganisms which have interaction either endogenous or exogenous are an important topic to have further research. (techscience.com)

Thus, it is crucial to identify stress-tolerant rice varieties to maintain productivity and meet global food security needs. (irri.org)
Beyond abiotic stresses, sustainable rice production has become one of the top priorities in developing and adopting eco-friendly rice varieties with low input-use efficiency. (irri.org)
Recently, the incorporation of desirable nutrients for improved grain quality such as iron and zinc in multi-stress-tolerant cultivars has become necessary in rice improvement programs to ensure food security and overcome hidden hunger. (irri.org)
In most cases, the abiotic stress-tolerant rice varieties are developed by crossing with tolerant landraces. (irri.org)

Bioprospecting of endophytic novel secondary metabolites has given momentum to sustainable agriculture for combating environmental stresses. (agri.gov.il)
The techniques for genetic modifications and stress biotic and abiotic can be used for the study of the increase production effect of secondary metabolites. (techscience.com)

The data will help us to understand the roles of CAMTA-mediated Ca 2+ signaling in maize tolerance to environmental stresses. (frontiersin.org)

These GO terms describe biological process, molecular function and cellular components of corresponding stresses. (thescipub.com)

Proper uptake and management of water is essential for plant growth and adaptation to stress. (plantae.org)
Epigenetic Mechanisms of Plant Adaptation to Biotic and Abiotic Stresses. (ansfoundation.org)
Adaptive functional trait matching between species that engage in mutualistic interactions are promoted whereas adaptation to the abiotic environment becomes less pronounced. (lu.se)

A prevailing hypothesis is that abiotic stress forms cold (upper latitude/altitude) limits whereas biotic interactions create warm (lower) limits. (datadryad.org)
In line with our initial idea, our model includes several ecological interactions including (1) within-trophic-level competitive interactions for resources, (2) between-trophic-level antagonistic and mutualistic interactions, and (3) the way in which species interacts with the abiotic environments. (lu.se)
Negative interactions (i.e. antagonism related abiotic or biotic interactions) have the opposite effect. (lu.se)

This work improves understanding of how drought and salt stress effect gene action in alfalfa. (usda.gov)

However, less is known about the function(s) of LRR-RLKs in response to abiotic and biotic stresses. (iita.org)
To avoid an acute response possibly lethal for the host organism, TYLCV down-regulated the drought-induced activation of stress response proteins and metabolites. (huji.ac.il)
ABA induces anxiety response and autophagy which additional induces the transcription issue EIN3 major to expression of ethylene response through SNF1related protein kinase (SnRK) which on the other side inhibits the development response and aspects (ERFs) triggering the stress response. (squalene-epoxidase.com)
Root system architecture is made up of structural features which exhibits great role in response to environmental stress, and critical to plant growth and development with sufficient root growth. (oap-onlinejournals.org)
Arega Wole Damena (2023) A Review on Response of Root System Architecture and Root Phenotypic for Biotic And Abiotic Stress. (oap-onlinejournals.org)
In this work, three alfalfa germplasms: Wilson (drought tolerant), Saranac (nontolerance to drought and salt), PI467895 (salt tolerant) were used for unraveling the alfalfa response to drought and salt stresses through full-length transcriptome analysis. (usda.gov)
These samples were sequenced using PacBio SMRT technology and the Illumina HiSeq platform to obtain comparative transcriptional profiles in response to drought and salt stresses. (usda.gov)
Temperature and Soil Moisture Stress Modulate the Host Defense Response in Chickpea During Dry Root Rot Incidence. (nih.gov)

Additionally, the transcriptional regulation of GRPs was determined after exposure to biotic and abiotic stresses including cold and hot temperature, injury, and oxidative stress. (usm.edu)
Transcriptomic analysis identified the transcriptional and post-transcriptional differences among germplasms, tissue sources, and stress conditions. (usda.gov)

Late blight, viruses, soil and tuber-borne diseases, insect-pests mainly aphids, whiteflies, and potato tuber moths are the major biotic stresses affecting potato production. (oregonstate.edu)
Abiotic factors can include humidity levels, amount of sunlight, temperature levels, and soil pH levels. (databasefootball.com)
This means edaphic abiotic factors include things like the topography of the land, as well as soil characteristics such as the pH value of the soil. (databasefootball.com)

A deep and proliferative root system helps extract sufficient water and nutrients under these stress conditions 74 .Since roots grow underground, they are the ﬁrst to sense abiotic stresses and adjust their genetic program for post-embryonic development to survive the stress 43 . (oap-onlinejournals.org)

Acute solvent exposure induced activation of cytochrome P4502E1 causes proximal tubular cell necrosis by oxidative stress. (cdc.gov)

Water stress has many similar features with salinity stress, but it is considered as more destructive to agricultural as compared to salt stress (Bodner et al. (researchsquare.com)
Biotic stressors are a major focus of agricultural research, due to the vast economic losses caused to cash crops. (wikipedia.org)
Globally, about 20% of the cultivable land and 33% of irrigated agricultural areas are afflicted by salinity stress. (irri.org)
Annually, millions of hectares of agricultural land worldwide are lost to these stress elicitors. (ansfoundation.org)

Brushing Off Biotic and Abiotic Stresses New varieties of pearl millet that are more resilient to the effects of climate change are off to a promising start, a new study shows. (croptrust.org)
These multi-stress-tolerant varieties also need to meet market segment requirements such as duration, grain shape, and quality preferences. (irri.org)

There is evidence that tobacco trichomes play several roles in the defense against biotic and abiotic stresses. (uni-bayreuth.de)

Although there are many kinds of biotic stress, the majority of plant diseases are caused by fungi. (wikipedia.org)

This study provide insight to novel gene related to abiotic and biotic stress mechanism that can be further analyzed in molecular biology studies for breeding programs. (thescipub.com)
To understand the mechanism of tolerance to deferent stresses in tea plant, a new glutathione peroxidase gene of tea plant was cloned and its expression pattern was analyzed under abiotic and biotic stresses. (springeropen.com)

Additionally, elevated threat of abiotic stresses (i.e. drought and heat) are likely to contribute to plant pathogen susceptibility. (wikipedia.org)
Tolerance and susceptibility for plant under stress condition are complex events in which stresses may affect the multiple stage of plant development. (scielo.br)

Repurposing of Glycine-Rich Proteins in Abiotic and Biotic Stresses in" by Rebekah Bullard, Surendra Raj Sharma et al. (usm.edu)

Under the influence of abiotic stress plant change their molecular and physiological fine tuning and try to cope up and maintain the molecular and physiological disturbance which obtained from stress environment. (scielo.br)

Prolonged unresolved physiological stress can affect HOMEOSTASIS of the organism, and may lead to damaging or pathological conditions. (bvsalud.org)

Role of nanoparticles in Enhancing Crop Tolerance to Abiotic Stress: A Comprehensive Review. (ansfoundation.org)

Biotic stress also impacts horticultural plant health and natural habitats ecology. (wikipedia.org)

Biotechnological interventions with the aid of endophytes played a pivotal role in crop improvement to mitigate biotic and abiotic stress conditions like drought, salinity, xenobiotic compounds, and heavy metals. (agri.gov.il)

Various stresses instigated by complex environmental conditions have affected the production and cultivation of crops (Meena et al. (researchsquare.com)

Gene Pyramiding for Sustainable Crop Improvement against Biotic and Abiotic Stresses. (ansfoundation.org)
In this disturbance the maintenance involve the gene expression under the stress either in the form of structural gene or regulatory. (scielo.br)

In this experiment, we investigated the effect of 'green odour' products typical of those released from fresh forage postabiotic and biotic stresses on the rumen microbiota and lipid metabolism. (aber.ac.uk)
abstract = "AimsIn this experiment, we investigated the effect of {\textquoteleft}green odour{\textquoteright} products typical of those released from fresh forage postabiotic and biotic stresses on the rumen microbiota and lipid metabolism.Methods and ResultsHydroperoxyoctadecatrienoic acid (HP), a combination of salicylic and jasmonic acid (T), and a combination of both (HPT) were incubated in vitro in the presence of freeze-dried ground silage and rumen fluid, under rumen-like conditions. (aber.ac.uk)

In future, environmental stresses may increase with climate change. (researchsquare.com)
Hence now feeding the worlds growing population with shrinking cultivable land area along with environmental stresses has given vital importance in research (Etesami and Bettie 2017). (researchsquare.com)
These abiotic and biotic factors encompass a massive range of organisms and environmental pressures, and they all influence one another. (databasefootball.com)

Silicon enhancement of estimated plant biomass carbon accumulation beneath abiotic and biotic stresses. (2beposted.com)

1991. Organic chemicals in the environment: Fate of volatile and semivolatile organic chemicals in soils: Abiotic versus biotic losses. (cdc.gov)

The types of biotic stresses imposed on an organism depend the climate where it lives as well as the species' ability to resist particular stresses. (wikipedia.org)
Abiotic factors influence not only individual members of a species, but also the species as a whole. (databasefootball.com)

This mini-review covers an update on germplasm, breeding, and genomics in potato improvement for biotic and abiotic stress tolerance. (oregonstate.edu)

Abiotic stress such as UV, laser radiation, drought, and heavy metals are also very important. (techscience.com)

Biotic factors are any organisms found within an ecosystem , including all animals and microbial life. (databasefootball.com)
Abiotic factors are any physical and chemical factors that influence an ecosystem. (databasefootball.com)
Abiotic factors influence how organisms within an ecosystem are able to reproduce, thrive, and survive. (databasefootball.com)

Anatomy18

Organisms76

Diseases2

Chemicals and Drugs40

Analytical, Diagnostic and Therapeutic Techniques and Equipment12

Psychiatry and Psychology2

Phenomena and Processes96

Disciplines and Occupations6

Anthropology, Education, Sociology and Social Phenomena1

Technology, Industry, Agriculture17

Information Science5

Health Care30

Different biotic and abiotic2

Genes23

Plants29

Responses6

Resistance5

Stimuli1

Ameliorate abiotic1

Yield9

Arabidopsis1

Nutrient3

Microorganisms2

Rice4

Secondary metabolites2

Tolerance to environmental stresses1

Biological1

Adaptation3

Interactions3

Drought and salt stress1

Response8

Transcriptional2

Soil3

Genetic1

Oxidative1

Agricultural4

Varieties2

Roles1

Fungi1

Mechanism2

Susceptibility2

Proteins1

Cope1

Physiological1

Nanoparticles1

Horticultural1

Role in crop1

Crops1

Gene2

Forage2

Environmental3

Accumulation1

Losses1

Species2

Improvement1

Heavy metals1

Ecosystem3