Note: This study found no significant biological effects under its experimental conditions. We include all studies for scientific completeness.
Whole Body / General335 citations
Exposure to 50Hz- sinusoidal electromagnetic field induces DNA damage-independent autophagy
No Effects Found
Shen Y, Xia R, Jiang H, Chen Y, Hong L, Yu Y, Xu Z, Zeng Q · 2016
50Hz electromagnetic field exposure at 0.4mT induces autophagy through a DNA damage-independent mechanism that may serve a protective cellular function.
Plain English Summary
Summary written for general audiences
This study investigated how exposure to 50Hz electromagnetic fields (0.4mT) affects autophagy in Chinese Hamster Lung cells. The researchers found that EMF exposure increased autophagy markers and autophagosome formation without causing DNA damage, and that this autophagy response appeared to protect cells from apoptosis.
Cite This Study
Shen Y, Xia R, Jiang H, Chen Y, Hong L, Yu Y, Xu Z, Zeng Q (2016). Exposure to 50Hz- sinusoidal electromagnetic field induces DNA damage-independent autophagy.
Show BibTeX
@article{shen_y_xia_r_jiang_h_chen_y_hong_l_yu_y_xu_z_zeng_q_ce4211,
author = {Shen Y and Xia R and Jiang H and Chen Y and Hong L and Yu Y and Xu Z and Zeng Q},
title = {Exposure to 50Hz- sinusoidal electromagnetic field induces DNA damage-independent autophagy},
year = {2016},
doi = {10.1016/j.cmi.2016.01.001},
}Quick Questions About This Study
CHINET is China's national bacterial surveillance network established in 2005 to track antibiotic resistance patterns across multiple hospitals. It uses standardized testing methods to monitor how bacteria respond to different antibiotics over time, helping identify emerging resistance threats.
The CHINET surveillance system analyzed between 22,774 and 84,572 bacterial isolates each year from 2005 to 2014. This large sample size allowed researchers to identify statistically significant trends in antibiotic resistance across different bacterial species.
Pseudomonas aeruginosa showed decreased resistance to all tested antibiotics, including critical drugs like imipenem and meropenem. Additionally, Staphylococcus aureus methicillin resistance dropped significantly from 69% in 2005 to 44.6% in 2014, representing a major improvement.
Carbapenem resistance increased dramatically in two key bacteria: Klebsiella pneumoniae resistance rose from 2.4% to 13.4%, while Acinetobacter baumannii carbapenem resistance jumped from 31% to 66.7%. These trends are particularly concerning because carbapenems are last-resort antibiotics.
Surveillance studies track disease patterns over time, enabling early detection of emerging health threats and informing treatment guidelines. This systematic monitoring approach helps healthcare systems respond effectively to changing bacterial resistance patterns and protect public health.