23rd Edition of World Cell Biologist Awards | 29–30 July 2026


 

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Microplastics in Caddisflies Casings

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  Recent research from the Naturalis Biodiversity Center in the Netherlands has uncovered a concerning trend regarding caddisfly larvae. Evidence shows that these insects have been using microplastics in their casings since the 1970s. This finding marks the long-standing issue of environmental contamination by plastics. The study, published in the journal *Science of The Total Environment*, analysed preserved caddisfly casings, revealing the integration of synthetic materials into their natural habitats. Caddisfly Overview Caddisflies belong to the order Trichoptera. They are found globally, primarily in freshwater ecosystems like lakes and rivers. These moth-like insects lay their eggs in jelly masses. After hatching, the larvae create protective cases from nearby materials. Traditionally, these materials include sand, stones, and organic debris. Discovery of Microplastics The researchers examined 549 preserved caddisfly casings from natural history collections. They discovere...
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Genetic Ancestry of Modern-Day Indians

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  Recent research reveals that modern-day Indians likely descend from three ancestral groups linked to Iranian and Central Asian cultures. This study published in the journal Cell provides vital information about the genetic history of India, denoting the complex interactions of migration and social practices over thousands of years. Ancestral Groups The study identifies three main ancestral groups. These are Neolithic Iranian farmers, Eurasian Steppe pastoralists, and South Asian hunter-gatherers. Each group contributed to the genetic makeup of contemporary Indians. These contributions reflect ancient migrations that shaped the population’s genetic diversity. Migration Patterns Genetic evidence suggests that the initial migration to India occurred around 50,000 years ago from Africa. This migration laid the foundation for the genetic structure of Indian populations. Subsequent gene flow from Neanderthals and Denisovans added 1-2 per cent to the genetic composition of modern India...
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New Bacteria Species Conducts Electricity

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  The discovery of a new species of bacteria , Ca. Electrothrix yaqonensis, has opened new avenues in the field of bioelectricity. This bacterium, found on the central Oregon coast, is notable for its ability to conduct electricity. Its unique features and capabilities may have implications for medicine, industry, and environmental monitoring. Historical Context of Bioelectricity The study of electricity began with ancient philosophers. Thales of Miletus was among the first to investigate static electricity. His observations laid the groundwork for future research. Alessandro Volta later used the electric properties of eels to create the first battery. This marked the transition from natural phenomena to practical applications of electricity. Characteristics of Ca. Electrothrix yaqonensis Ca. Electrothrix yaqonensis is a rod-shaped bacterium. Its cells are connected end to end, forming filaments that can extend several centimetres. This structure is rare among bacteria. The species...
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