Chest CT imaging characteristics and their evolution of 48 patients with COVID-19 in Hengyang, China.

The novel coronavirus 2019 (2019 nCoV), appeared in Wuhan in December 2019, can cause a novel coronavirus pneumonia (Corona Virus Disease 2019, COVID-19). COVID-19 is highly infectious and easy to infect people. The epidemic has gradually spread to all parts of the country.

Effect of virtual reality simulation training on the response capability of public health emergency reserve nurses in China: a quasiexperimental study.

Objective: To develop a virtual reality simulation training programme, and further verify the effect of the programme on improving the response capacity of emergency reserve nurses confronting public health emergencies.

Design: A prospective quasiexperimental design with a control group.

Participants: A total of 120 nurses were recruited and randomly divided into the control group and the intervention group.

FasL/Fas pathway is involved in dengue virus induced apoptosis of the vascular endothelial cells.

The hallmark of the dengue hemorrhagic fever/dengue shock syndrome is hematologic abnormality. The pathogenesis of dengue hemorrhagic fever/dengue shock syndrome remains unknown. Our work showed that the dengue virus serotype-2 induced apoptosis in human umbilical vein endothelial cells.