Publications by authors named "I Mirea"
Environ Microbiome
November 2023
Article Synopsis
- Beetles are widely found in caves and have developed unique adaptations to survive in these resource-scarce environments.
- Research shows that the gut microbiota of these beetles is specific to their species and influenced by their evolutionary background and local cave conditions.
- Different beetle diets and lifestyles lead to distinct microbial communities, with certain bacteria aiding in nutrient digestion and energy conservation, which are crucial for survival in caves.
Microb Ecol
November 2023
Article Synopsis
- Moonmilk is a cave deposit with historical medical and cosmetic uses, which is being studied for its antimicrobial properties.
- Researchers analyzed five samples from caves with differing climates in Romania and Brazil, finding that calcite and dolomite were the main minerals present.
- Genetic studies revealed diverse bacterial communities in the moonmilk, with significant unclassified phyla, orders, and genera, suggesting high potential for discovering new microorganisms with useful applications.
Article Synopsis
- * The specific gut bacteria in these beetles are linked to their diet and evolutionary history, indicating a coevolution between the beetles and their microbial communities influenced by local conditions.
- * Different species of cave beetles host various bacteria that aid in decomposing organic materials, highlighting their adaptation strategies for survival in caves through fermentation and reduced metabolic activity.
Article Synopsis
- Bats rely on specific microclimatic conditions in caves and mines for their lifecycle, and changes to these environments can threaten their populations.
- The study utilized temperature monitoring and bat distribution surveys in ten subterranean locations to identify ideal habitats for five bat species using species distribution models.
- Proposed management solutions for conserving vulnerable bat populations in show caves include creating suitable microclimates, improving tourist management, and making recommendations for show cave infrastructure.
Article Synopsis
- Muierilor Cave, a significant show cave in Romania, recently revealed a new chamber featuring unique yellow calcite crystals and various sediment types linked to fossil bones and guano.
- Samples taken from the chamber showed a distinct microbial community influenced by high phosphate levels, sourced from hydroxyapatite minerals and organic deposits like guano, suggesting a complex ecological relationship.
- Notably, the study discovered that about 0.7% of the identified bacteria were unknown, with nearly half not previously reported in caves or guano, highlighting the need for ongoing monitoring of microbial diversity for potential impacts on human health and biotechnological applications.
