antioxidant enzymes – Page 3

Effects of Isaria cateniannulata on the colonization process and enzyme activity of Fagopyrum tataricum seeds during germination

mycolabadmin

Researchers discovered that a special fungus called Isaria cateniannulata can successfully colonize buckwheat seeds and promote their germination. When seeds are treated with this fungus, the resulting plants produce more protective enzymes that reduce damage from oxidative stress. Additionally, plants grown from fungus-treated seeds are more resistant to spider mites, laying fewer eggs and reducing pest populations. This discovery offers a natural, biotechnology-based approach to improve seed germination and pest control in buckwheat farming.

Halotolerant Endophytic Fungi: Diversity, Host Plants, and Mechanisms in Plant Salt–Alkali Stress Alleviation

mycolabadmin

Certain fungi living inside plants can help crops survive in salty and alkaline soils that would normally damage them. These special fungi work with plants by regulating salt ions, boosting natural antioxidants, and producing protective compounds. Research shows these fungi partnerships can increase crop yields by 15-40% in challenging saline soils, offering a sustainable alternative to chemical interventions.

Alternative oxidase gene induced by nitric oxide is involved in the regulation of ROS and enhances the resistance of Pleurotus ostreatus to heat stress

mycolabadmin

Oyster mushrooms are commonly grown in controlled facilities but struggle with high summer temperatures. This study found that a molecule called nitric oxide helps mushroom cells survive heat stress by activating a special protein called alternative oxidase (AOX), which reduces harmful molecules called reactive oxygen species. By understanding this mechanism, growers may be able to improve mushroom cultivation and yield during hot weather.

Flammulina velutipes stem regulates oxidative damage and synthesis of yolk precursors in aging laying hens by regulating the liver–blood–ovary axis

mycolabadmin

This study shows that adding golden needle mushroom stems to the feed of aging laying hens improves egg production by reducing oxidative damage and boosting reproductive hormones. The mushroom stem, normally a waste product, works through a liver-ovary signaling pathway to enhance the production of yolk-building proteins and improve the quality and number of developing eggs. The treatment was particularly effective at doses of 4-6% supplementation and also had beneficial side effects like reducing abdominal fat and improving eggshell thickness.

A Possible Involvement of Sialidase in the Cell Response of the Antarctic Fungus Penicillium griseofulvum P29 to Oxidative Stress

mycolabadmin

Scientists studied a cold-loving fungus from Antarctica to understand how it survives in extreme cold. They found that when exposed to freezing temperatures, the fungus produces more of an enzyme called sialidase, along with other protective molecules. This appears to be part of the fungus’s survival strategy against the damaging effects of cold stress, helping it protect its cells from oxidative damage.

A Zn2-Cys6 transcription factor, TgZct4, reprograms antioxidant activity in the fungus Trichoderma guizhouense to defend against oxidative stress

mycolabadmin

A fungal biocontrol agent called Trichoderma guizhouense uses a special protein called TgZct4 to protect itself from harmful oxidative stress caused by hydrogen peroxide. When the fungus encounters this stress, TgZct4 activates a series of antioxidant enzymes that neutralize the damaging reactive oxygen species. This discovery helps explain how this beneficial fungus can survive and control plant diseases in harsh soil environments, potentially improving its use as an environmentally friendly alternative to chemical pesticides.

Transcriptomic and metabolic profiling reveals adaptive mechanisms of Auricularia heimuer to temperature stress

mycolabadmin

Researchers studied how a popular edible mushroom called black wood ear (Auricularia heimuer) adapts to different temperatures. They found that the mushroom grows best at 35°C but struggles at very cold (15°C) or extremely hot (45°C) temperatures. By analyzing the genes and chemicals produced by the mushroom at different temperatures, scientists discovered that the mushroom uses different survival strategies depending on how hot or cold it is, which could help farmers grow better mushrooms.

Hypoglycemic Effect of Pleurotus citrinopileatus and Hericium erinaceus Buccal Tablets on Diabetic Mice

mycolabadmin

Researchers created special tablets from two edible mushrooms (yellow oyster mushroom and lion’s mane) enriched with trace elements (chromium, zinc, germanium) to treat diabetes in mice. After three weeks of treatment, the high-dose tablets reduced blood sugar levels by 29%, improved cholesterol levels, boosted the body’s natural antioxidant defenses, and shifted the gut bacteria toward beneficial types that support metabolic health. These results suggest that mushroom-based treatments could potentially offer a natural way to help manage diabetes.

Natural Products in Renal-Associated Drug Discovery

mycolabadmin

This research examines how natural products like green tea and medicinal mushrooms can help treat kidney diseases. Scientists reviewed various plants used in traditional medicine and analyzed how compounds from these plants affect gene expression in kidney cells. The study identified specific genes and biological pathways that explain how these natural antioxidants and anti-inflammatory agents protect kidneys from injury and disease.

Tolerance and antioxidant response to heavy metals are differentially activated in Trichoderma asperellum and Trichoderma longibrachiatum

mycolabadmin

This research examined how two types of fungi called Trichoderma respond to contamination from heavy metals like copper, lead, and chromium. The study found that one species (T. longibrachiatum) is better at surviving heavy metal exposure than the other. Both species activate defensive mechanisms to combat the toxic effects, including producing protective proteins and enzymes that neutralize harmful molecules called reactive oxygen species.

Research Keyword: antioxidant enzymes