Research Keyword: RT-qPCR

A putative ABC transporter gene, CcT1, is involved in beauvericin synthesis, conidiation, and oxidative stress resistance in Cordyceps chanhua

Cordyceps chanhua is a medicinal fungus used in traditional Chinese medicine that produces a compound called beauvericin, which has health benefits but can be toxic in high amounts. Researchers discovered a gene called CcT1 that controls how much beauvericin the fungus makes. By removing this gene, they could reduce beauvericin production by 64%, making the fungus safer to use as medicine while maintaining other beneficial properties.

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Act1 out of Action: Identifying Reliable Reference Genes in Trichoderma reesei for Gene Expression Analysis

Scientists studying the fungus Trichoderma reesei, which is used industrially to produce enzymes, found that the reference genes commonly used to measure gene activity (act1 and sar1) are not as reliable as previously thought. By analyzing genetic data from multiple studies, they identified two better reference genes called bzp1 and tpc1 that maintain more consistent expression levels across different growth conditions. Using these better reference genes will help researchers more accurately measure how genes are expressed in this important industrial fungus.

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Lentinula edodes cultured extract intake alleviates long-term immune deregulation induced by early-life gut microbiota dysbiosis

Taking an extract from shiitake mushrooms (AHCC) during pregnancy and breastfeeding can help protect babies from the negative immune effects of antibiotics. Antibiotics given early in life damage the beneficial bacteria in the baby’s gut, leading to long-term immune problems. This study showed that shiitake extract helped restore healthy bacteria and reduced inflammation in mice exposed to antibiotics as infants, suggesting it could be used as a preventive measure for children who need antibiotics.

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The Potential of Transgenic Hybrid Aspen Plants with a Recombinant Lac Gene from the Fungus Trametes hirsuta to Degrade Trichlorophenol

Scientists created genetically modified aspen trees that contain an enzyme from a fungus which breaks down toxic chlorophenol chemicals in soil. These transgenic trees were much more effective at removing these harmful pollutants than regular trees. Three of the modified tree lines worked well without causing problems for the plants themselves, suggesting they could be used to clean up contaminated soil in polluted areas.

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Evaluation of Anticancer Potential of Ganoderma lucidum on MCF-7 Breast Cancer Cells Through Genetic Transcription of Energy Metabolism

Researchers tested extracts from Ganoderma lucidum (Reishi mushroom) against breast cancer cells in the laboratory. They found that the methanol extract was particularly effective at killing cancer cells while leaving healthy cells relatively unharmed. The mushroom works by disrupting the cancer cells’ metabolism and triggering programmed cell death, making it a promising natural treatment option that could complement conventional cancer therapies.

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Effects of Temperature, pH, and Relative Humidity on Growth of Penicillium crustosum OM1 Isolated from Pears and Its Penitrem A Production

Researchers found that a mold called Penicillium crustosum produces a dangerous neurotoxin called penitrem A that can contaminate pears and other foods. The study showed that this mold grows best at cool temperatures (25°C) but produces the most toxin at slightly cooler temperatures (22°C) with neutral acidity and high moisture levels. Understanding these conditions helps us develop better strategies to prevent this toxin from contaminating the fresh fruit we eat.

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Cloning and Expression Analysis of Phenylalanine Ammonia-Lyase Gene in the Mycelium and Fruit Body of the Edible Mushroom Flammulina velutipes

Scientists cloned and studied a gene called PAL in the winter mushroom (Flammulina velutipes), which produces trans-cinnamic acid from phenylalanine. They found that this gene is activated differently depending on the nutrient environment and mushroom developmental stage. The gene is particularly active in the mushroom’s stem during growth, suggesting it helps produce beneficial compounds during mushroom development.

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Selection and validation of reference genes for RT-qPCR in ophiocordyceps sinensis under different experimental conditions

Scientists studied the Chinese caterpillar mushroom (Ophiocordyceps sinensis) to find the best genes to use as reference points when measuring other gene activity. They tested sixteen potential reference genes under various stress conditions and growth stages using a technique called RT-qPCR. They found that two specific genes (18S rRNA and beta-Tubulin) were the most reliable to use as standards, which will help researchers accurately study how this medicinal mushroom responds to different conditions.

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Asymmetric mitonuclear interactions trigger transgressive inheritance and mitochondria-dependent heterosis in hybrids of the model system Pleurotus ostreatus

This research examines how mushroom hybrids inherit different combinations of genes from their parents, specifically looking at genes in the nucleus versus the mitochondria (cellular energy factories). When mushrooms with mismatched nuclear and mitochondrial genes are crossed, some grow slowly and show stress, while others surprisingly grow very well. The study identifies which genes are activated under these conditions and how they affect mushroom production quality and yield.

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Low temperature, mechanical wound, and exogenous salicylic acid (SA) can stimulate the SA signaling molecule as well as its downstream pathway and the formation of fruiting bodies in Flammulina filiformis

Researchers studied how cooling, physical damage, and a plant hormone called salicylic acid can trigger fruiting body formation in an edible mushroom called Flammulina filiformis. They discovered that these treatments activate specific genes in the mushroom that control fruit production. This research helps explain why mushroom farmers use these methods and could improve mushroom cultivation efficiency.

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