Microbial community structure

Modulation of gut microbiome in response to the combination of Escherichia coli Nissle 1917 and sugars: a pilot study using host-free system reflecting impact on interpersonal microbiome

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This study examined how a beneficial bacteria called Escherichia coli Nissle 1917 combined with different types of sugar affects gut bacteria. Researchers found that the effectiveness of these treatments depends heavily on each person’s unique starting microbiota composition, which is shaped by their diet, lifestyle, and health status. The results show that one-size-fits-all probiotic treatments don’t work equally for everyone, and doctors should personalize treatments based on an individual’s existing gut bacteria profile.

Microbial community diversity and geochemistry inform bioremediation of molybdenum-contaminated groundwater

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When coal plants burn coal, they produce waste that can contaminate groundwater with molybdenum, a toxic element. Scientists studied how bacteria naturally found in contaminated groundwater can be used to clean up this pollution. They discovered that certain bacteria can tolerate high molybdenum levels and safely remove it from water by storing it inside their cells using a detoxification system similar to how our bodies handle toxins.

A comparison of the performance of bacterial biofilters and fungal–bacterial coupled biofilters in BTEp-X removal

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Researchers compared two types of biofilters for cleaning polluted air from petrochemical plants. Fungal-bacterial biofilters significantly outperformed bacterial-only biofilters at removing harmful aromatic chemicals. The combined system recovered faster after interruptions and remained stable longer during continuous operation, making it more practical for industrial applications.

The influence of intercropping Paris polyphylla with Polygonatum cyrtonema or Ganoderma lucidum on rhizosphere soil microbial community structure and quality of Paris polyphylla

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Researchers studied how planting Paris polyphylla (a rare medicinal plant) together with other plants affects soil health and medicine quality. Growing P. polyphylla alone caused problems like soil nutrient depletion and harmful microorganism growth. When grown alongside Ganoderma lucidum mushrooms or Polygonatum cyrtonema plants, the soil became healthier with better nutrients and beneficial microorganisms. This resulted in higher yields and better quality medicinal compounds in the P. polyphylla.

Current state of the heavy metal pollution, microbial diversity, and bioremediation experiments around the Qixia Mountain lead–zinc mine in Nanjing, China

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A lead-zinc mine in Nanjing, China has contaminated surrounding soils with dangerous heavy metals like lead, zinc, and cadmium over 70 years of operation. Researchers discovered that combining amaranth plants with a beneficial bacterium called Bacillus velezensis dramatically reduced heavy metal pollution in soil, lowering pollution levels from severely contaminated to acceptable levels. This plant-microorganism approach also improved plant growth while reducing heavy metal uptake in the edible parts of crops, offering a practical solution to make farmland around mines safer for growing food.

Effects of Long-Term Heavy Metal Pollution on Microbial Community Structure in Soil

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Heavy metals from mining operations contaminate farmland soil and reduce its quality. This research examined how different types of bacteria and fungi adapt to living in heavily polluted soil by collecting samples from a contaminated farm in China. The study found that specific microorganism species thrive in different levels of contamination and could potentially be used to help clean up polluted soils through natural biological processes.

Interactions Between Morel Cultivation, Soil Microbes, and Mineral Nutrients: Impacts and Mechanisms

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This study examined how growing morel mushrooms affects the soil they’re planted in. Researchers found that different morel species had different effects on soil bacteria and fungi, with some species dramatically reducing the variety of fungi present. The study also discovered that morel growth depletes certain nutrients like boron while accumulating calcium, and that calcium levels are closely linked to how well morels grow.

Arbuscular Mycorrhizal and Trichoderma longibrachiatum Enhance Soil Quality and Improve Microbial Community Structure in Albic Soil Under Straw Return

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Researchers found that combining two beneficial soil fungi—arbuscular mycorrhizal fungi and Trichoderma longibrachiatum—significantly improved poor quality albic soils when straw was returned to fields. The combined treatment increased soil pH, nutrients, and enzyme activity while promoting beneficial bacteria like Sphingomonas. This microbial approach offers farmers a sustainable, environmentally friendly way to restore degraded soils and improve agricultural productivity in regions with challenging soil conditions.

Plant species and soil moisture shape rhizosphere microbiota in an unusually productive tundra ecosystem of North Greenland

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In one of Earth’s most extreme environments—North Greenland’s Arctic tundra—scientists discovered that water availability and plant types strongly influence the invisible microbial communities living in soil around plant roots. Using advanced genetic sequencing, they found that different plants host distinct communities of bacteria, fungi, and other microorganisms, with fungi showing the strongest plant-specific associations. These findings help us understand how Arctic ecosystems function and may adapt to climate change.

Analysis of the Differences in Rhizosphere Microbial Communities and Pathogen Adaptability in Chili Root Rot Disease Between Continuous Cropping and Rotation Cropping Systems

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This study shows that rotating chili crops with cotton significantly improves soil health and reduces chili root rot disease compared to continuous chili cultivation. By changing crops, beneficial bacteria like Bacillus increase while disease-causing fungi like Fusarium decrease in the soil. The research identifies the main pathogens causing chili root rot and their growth preferences, providing farmers with a scientific basis for using crop rotation as a natural, sustainable alternative to chemical pesticides.

Research Keyword: Microbial community structure