Publications by authors named "T R Veloso"
Article Synopsis
- The study investigates how different genetic variations of coffee plants (Coffea canephora) affect the microbial communities in their roots and fruits, focusing on six genotypes from a Brazilian coffee farm.
- Using advanced DNA sequencing, researchers analyzed over 12 million microbial reads, finding unique patterns in microbial diversity related to each genotype, particularly noting genotype 153's distinct bacterial communities.
- Key findings include the identification of specific beneficial microbes linked to certain genotypes, suggesting that plant genetics play a significant role in shaping the associated microbial ecosystems, with implications for improving coffee plant health and productivity.
Article Synopsis
- Understanding how microorganisms affect coffee fermentation is key to improving sensory quality and ensuring food security.
- The study analyzed fungal community changes during fermentation under different temperatures and time intervals, finding significant shifts at 18 and 28 °C, with the highest diversity and variation at 38 °C.
- The findings suggest that lower temperatures may create a more stable fermentation environment, while higher temperatures result in greater variability in the fungal community.
Polymicrobial communities are seen to be a sign of health, but they can turn detrimental when an excess of pathogenic species leads to recurring vaginal infections. This microbiological imbalance may decrease women's fertility, increasing also the risk of infection by Human Papillomavirus (HPV) and/or other sexually transmitted infections (STIs). There is a worldwide need for smart/sustainable solutions to tackle these types of infections.
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- The gut microbiota of Melipona bees is notably different from other social bees, lacking key core gut symbionts and showing a variety of environmental strains.
- A study of three Melipona species revealed that they have higher microbial diversity and unique bacterial compositions compared to their honey, with distinct differences also found in fungal communities.
- Key findings indicate the absence of the typical eusocial symbionts and a prevalence of Lactobacillaceae and other strains thought to be acquired through horizontal transmission from their pollination environment, highlighting the unique evolutionary path of Melipona microbiota.
Article Synopsis
- The translocated intimin receptor (Tir) is a key protein used by certain pathogens to interact with host cells, contributing to foodborne diseases.
- Researchers found that Tir is a disordered protein capable of binding to various host proteins, which helps it manipulate cellular processes.
- The study reveals how Tir's structure and modifications enable it to form complexes with host proteins, showcasing its role in evading the immune response and influencing host cell behavior.