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How habanero peppers respond to stress

Like people, plants have to cope with stress. The impact on humans is well catalogued, but less is known about how stressors—including high salinity and lack of nutrients—affect plants such as habaneros. Now, researchers report in ACS Agricultura.....»»

Category: topSource:  physorgJan 19th, 2023

Using metal ion-linked nanostructures to improve immune response and boost breast tumor treatment

Immune checkpoint blockade (ICB) is one of the primary methods of tumor immunotherapy. However, clinical data have shown that only a portion of patients respond to ICB treatment. Since the tumor's immune-suppressive environment plays a crucial role i.....»»

Category: topSource:  pcmagRelated NewsAug 29th, 2024

Study shows pollution affects the growth and behavior of aquatic organisms

Research at the University of Jyväskylä, Finland, reveals that size-based selection, as happens in fishing, may impact the stress tolerance of fish, which in turn has a significant impact on the condition and coping of fish in changing environments.....»»

Category: topSource:  physorgRelated NewsAug 28th, 2024

Dissecting caspase-2-mediated cell death: From intrinsic PIDDosome activation to chemical modulation

Caspase-2, an initiator caspase, plays a critical role in programmed cell death in response to certain cellular stresses. Its activation is facilitated by the PIDDosome, a multi-protein complex that assembles under conditions of genotoxic stress. Des.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Model highlights three roots of online toxicity

In 2022, Professor of Cognitive Neuroscience Dean Mobbs began to investigate the relationship between social media use and mental health and well-being. As his research program ramps up to test brain activity and physiological markers of stress durin.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

COVID shot now or later? Just getting it at all is great, officials respond.

As the summer wave peaks, officials are prepping for the coming winter wave. Enlarge / A 13-year-old celebrates getting the Pfizer-BioNTech COVID-19 vaccine in Hartford, Connecticut, on May 13, 2021. (credit: Getty | JOSEPH PRE.....»»

Category: topSource:  arstechnicaRelated NewsAug 23rd, 2024

Ecosystems study finds the higher the environmental stress, the lower the resistance to global change

An international study led by the Institute of Natural Resources and Agrobiology of Seville (IRNAS-CSIC), of the Spanish National Research Council (CISC), has shown that as the number of global change factors increases, terrestrial ecosystems become.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

The overshoot myth: We can"t keep burning fossil fuels and expect scientists of the future to get us back to 1.5°C

Record breaking fossil fuel production, all-time high greenhouse gas emissions and extreme temperatures. Like the proverbial frog in the heating pan of water, we refuse to respond to the climate and ecological crisis with any sense of urgency. Under.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Advances in bermudagrass research highlight genetic insights, potential for environmental resilience

A research team has reviewed recent studies to highlight the significant progress in understanding the growth and stress response mechanisms in bermudagrass, a widely distributed and valuable grass species. A recent review reveals the genetic diversi.....»»

Category: topSource:  physorgRelated NewsAug 20th, 2024

Rainfall may be a better predictor of sea turtle hatchling size than ambient temperature, research suggests

Baby sea turtles respond even more to fluctuating precipitation than to changes in air temperature during their development in the egg. The effects of precipitation differ depending on the species—or even the population......»»

Category: topSource:  physorgRelated NewsAug 19th, 2024

Going slow is better for fast cycling: Study reveals unique replication fork behavior in pluripotent stem cells

Embryonic stem (ES) cells are pluripotent stem cells that can produce all cell types of an organism. ES cells proliferate rapidly and have been thought to experience high levels of intrinsic replication stress. However, a recent report published in E.....»»

Category: topSource:  physorgRelated NewsAug 19th, 2024

Teenagers" motivation dips in high school—research shows supportive teachers can really help

Adolescence is often characterized as a time of "storm and stress"......»»

Category: topSource:  pcmagRelated NewsAug 18th, 2024

Lab experiment shows Joro spider heart rates fluctuate less under stress

A pair of entomologists at the University of Georgia has found that Joro spider heart rates fluctuate less when they are experiencing stress compared to similar spiders. In their study, published in the journal Physiological Entomology, Andrew Davis.....»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

Urban growth leads to more intense droughts for many world cities—Sydney is a case study for areas at risk

The growth of cities worldwide is contributing to more intense drought conditions in many cities, including Sydney, a new Chinese study has found. This is adding to urban heat and water stress. These important findings point to the need to improve ho.....»»

Category: topSource:  theglobeandmailRelated NewsAug 12th, 2024

The FDA Just Rejected a Bid for MDMA to Treat PTSD

The agency has asked drugmaker Lykos Therapeutics to run an additional study on the use of the psychedelic drug in patients with post-traumatic stress disorder, pushing back its next proposal by years......»»

Category: gadgetSource:  wiredRelated NewsAug 10th, 2024

The molecular shield: How tea plants combat drought through protein phosphorylation

Drought stress poses a significant challenge to agriculture, causing substantial yield losses in many crops. Tea plants, known for their rich flavonoid content which enhances both quality and health benefits, are particularly affected. Under drought.....»»

Category: topSource:  marketingvoxRelated NewsAug 9th, 2024

Japan"s "megaquake" warning explained

Japan's earthquake scientists say the country should prepare for a possible "megaquake" one day that could kill hundreds of thousands of people—although they stress the warning does not mean a colossal tremor is imminent......»»

Category: topSource:  physorgRelated NewsAug 9th, 2024

Editing for resilience: CRISPR/Cas9 boosts potato stress resistance

Scientists have made a significant breakthrough in agricultural biotechnology by using CRISPR/Cas9 to edit the potato genome, resulting in plants with increased resistance to both biotic and abiotic stresses. This innovation could lead to a new era o.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

Heat stress survival: Unraveling the HsfA2-ACTIN dynamics in lily varieties

A research team has identified that the heat stress transcription factor HsfA2 and actin-interacting protein (AIP) LACTIN interact at the protein level in Lilium longiflorum "White Heaven," mediating gene expression and protecting cells from heat str.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

Unlocking the secrets of salt stress tolerance in wild tomatoes

As our climate changes and soil salinity increases in many agricultural areas, finding crops that can thrive in these challenging conditions is crucial. Cultivated tomatoes, while delicious, often struggle in salty soils. Their wild cousins, however,.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

How the Olympics Are Saving Athletes from Heat Stress

Climate change-driven heat endangers Olympians. Here’s how the Games are helping competitors cool down.....»»

Category: scienceSource:  sciamRelated NewsAug 8th, 2024