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Science News Archive February 2020 - Page 11


Page 11 of 40

New torula yeast product as digestible as fish meal in weanling pig diets

A new University of Illinois study shows that amino acids from a torula yeast product are more digestible by young pigs than those from fish meal. The yeast-based protein ingredient was found to provide the same amount of digestible amino acids and metabolizable energy as fish meal, but with lower phosphorus content.

Drug cocktail holds promise for spinal injuries

Researchers have found a combination of two existing medications that can trigger the release of stem cells from bone marrow, which can aid healing in spinal fractures. The study suggests using these drug combinations could speed up the repair process and potentially lead to new treatments for various bone fractures.

SourceImperial College London·Journalnpj Regenerative Medicine·DateFeb 21, 2020

A plan to save Earth's oceans

A University of Queensland-led international study found that at least 26% of the world's oceans need urgent conservation attention to preserve Earth's marine biodiversity. The study identified a total ocean area required for conservation varying from 26-41%, depending on species range conservation proportions.

SourceUniversity of Queensland·JournalOne Earth·DateFeb 21, 2020

Shaping the rings of molecules

Researchers at Université de Montrêl have successfully used biocatalysis to control the shapes of large ring molecules, called macrocycles. This breakthrough enables the creation of planar chiral macrocycles, which can be tailored for various applications including pharmaceuticals and electronics.

SourceUniversity of Montreal·JournalScience·DateFeb 21, 2020

Social isolation during adolescence drives long-term disruptions in social behavior

Research in animal models shows that social isolation during adolescence can lead to disruptions in social behavior and activity patterns of inhibitory neurons involved in social approach. Increasing activity of these neurons in adult animals restores normal social behavior. The study highlights the importance of social experience duri...

Alcohol-induced deaths in US

According to a study published in JAMA Network Open, US alcohol-induced deaths rates declined from 2000 to 2016, but significant disparities remained among demographic groups. The study found that women, racial and ethnic minorities, and those living in rural areas were disproportionately affected by alcohol-related deaths.

SourceJAMA Network·JournalJAMA Network Open·DateFeb 21, 2020

Frozen bird turns out to be 46,000-year-old horned lark

A 46,000-year-old horned lark found in Siberian permafrost has provided valuable insights into the evolution of sub species and the transformation of ecosystems during the last Ice Age. The analysis suggests that the bird belonged to a population that was a joint ancestor of two sub species of horned larks living today.

SourceStockholm University·JournalCommunications Biology·DateFeb 21, 2020

Global database for Karst spring discharges

The World Karst Spring hydrograph dataset (WoKaS) offers a comprehensive collection of over 400 karst spring discharge data, providing valuable insights into the world's fastest-flowing groundwater. This database supports trend analyses, impact studies, and model evaluations for sustainable water management.

SourceUniversity of Freiburg·JournalScientific Data·DateFeb 21, 2020

Black phosphorous tunnel field-effect transistor as an alternative ultra-low power switch?

Researchers developed a black phosphorus transistor with 10-times lower switching power consumption and 10,000-times lower standby power consumption than conventional CMOS transistors. The transistor achieves record-low subthreshold swing values and high on-state current, paving the way to extend Moore's Law.

A genetic map for maize

Researchers have decoded a genetic map for maize, revealing how tropical varieties can be adapted to temperate climates. The study aims to improve the crop's resistance to emerging diseases and drought, ensuring global food security.

SourceUniversity of Delaware·JournalGenetics·DateFeb 21, 2020