[Clinical and genetic features of persistent asymptomatic microscopic hematuria in children].

To explore clinical and genetic features of persistent asymptomatic microscopic hematuria in children. A retrospective case analysis of 135 individuals admitted to Xi 'an Children's Hospital with persistent asymptomatic microscopic haematuria between January 2016 to December 2023 was conducted. The demographic characteristics, kidney pathology and gene results of 135 individuals were analyzed.

Five new triterpenoids isolated from mastic: Structural identification and their anti-inflammatory activity.

Five new oleanane-type triterpenoids were isolated from mastic. Their structures including absolute configurations were determined by extensive spectroscopic methods and single-crystal X-ray crystallographic experiments. Compound 1 is distinguished by its rare furan ring.

2D monolayer electrocatalysts for CO electroreduction.

The electrocatalytic carbon dioxide reduction reaction (CORR) is an attractive method for converting atmospheric CO into value-added chemicals and fuels. In order to overcome the low efficiency and durability that hinder its practical application, a significant amount of research has been dedicated to designing novel catalysts at the nanoscale and even the atomic scale. Two-dimensional (2D) monolayer materials inherit the merits of both 2D materials and single-atom materials.

Evolutionary diversification and succession of soil huge phages in glacier foreland.

Background: Huge phages (genome size ≥ 200 kb) have been detected in diverse habitats worldwide, infecting a variety of prokaryotes. However, their evolution and adaptation strategy in soils remain poorly understood due to the scarcity of soil-derived genomes.

Results: Here, we conduct a size-fractioned (< 0.

College students' entrepreneurship education path and management strategy of start-up enterprises using causal attribution theory.

The current social entrepreneurship situation is not ideal. This study aims to enhance the effectiveness of college students' entrepreneurship education and improve the safety factor of start-up enterprises. Firstly, the current situation of college students' entrepreneurship education is studied through questionnaires and literature review.