Evidence map›Paper›PMID 42756891›Full record

ArticleChina CDC weekly2026

Emergence and Global Circulation of the HRSV BA Variant with a 7-AA Extension in the G Protein Under Persistent BA Predominance - Global, 1996-2025.

Jinhua Song, Ke Lu, Huiwen Liu, Baicheng Xia, Pengbo Yu, Liwei Sun, Linqing Zhao, Xiangpeng Chen, Zhaoguo Wang, Bing Zhu and 6 more

Abstract read
PubMed Full text at PMC Publisher
In one paragraph

Article in China CDC weekly, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

16 authors.

Jinhua SongNational Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, NHC Key Laboratory of Medical Virology and Viral Diseases, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention & Chinese Academy of Preventive Medicine, Beijing, China.
Ke LuNational Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, NHC Key Laboratory of Medical Virology and Viral Diseases, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention & Chinese Academy of Preventive Medicine, Beijing, China.
Huiwen LiuNational Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, NHC Key Laboratory of Medical Virology and Viral Diseases, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention & Chinese Academy of Preventive Medicine, Beijing, China.
Baicheng XiaNational Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, NHC Key Laboratory of Medical Virology and Viral Diseases, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention & Chinese Academy of Preventive Medicine, Beijing, China.
Pengbo YuShaanxi Provincial Center for Disease Control and Prevention, Xi'an City, Shaanxi Province, China.
Liwei SunChildren's Hospital of Changchun, Jilin Children's Medical Center, Changchun City, Jilin Province, China.
Linqing ZhaoBeijing Key Laboratory of Etiology of Viral Diseases in Children, Capital Institute of Pediatrics, Beijing, China.
Xiangpeng ChenBeijing Children's Hospital, Capital Medical University, National Center for Children's Health, Beijing, China.
Zhaoguo WangQingdao Municipal Center for Disease Control and Prevention, Qingdao City, Shandong Province, China.
Bing ZhuGuangzhou Women and Children's Medical Center, Guangzhou Medical University, Guangzhou City, Guangdong Province, China.
Yonghao GuoHenan Provincial Center for Disease Control and Prevention, Zhengzhou City, Henan Province, China.
Huan WeiGansu Provincial Center for Disease Control and Prevention, Lanzhou City, Gansu Province, China.
Xin LiShenyang Center for Disease Control and Prevention, Shenyang City, Liaoning Province, China.
Lei CaoNational Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, NHC Key Laboratory of Medical Virology and Viral Diseases, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention & Chinese Academy of Preventive Medicine, Beijing, China.
Huiling WangNational Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, NHC Key Laboratory of Medical Virology and Viral Diseases, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention & Chinese Academy of Preventive Medicine, Beijing, China.
Yan ZhangNational Key Laboratory of Intelligent Tracking and Forecasting for Infectious Diseases, NHC Key Laboratory of Medical Virology and Viral Diseases, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention & Chinese Academy of Preventive Medicine, Beijing, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

What is already known about this topic?: Human respiratory syncytial virus variant with a 7-amino-acid extension in the G protein of the BA genotype (BA-7AA) is associated with severe neonatal pneumonia outbreak, high intensive care unit occupancy and death. However, limited data are available on the epidemiology and transmission dynamics of the BA-7AA variants. What is added by this report?: This study integrated publicly available sequences of the second hypervariable region of the G gene of the BA-7AA variant with those sequenced in this study to clarify the emergence and transmission dynamics of the BA-7AA variant. What are the implications for public health practice?: By revealing the circulation of the BA-7AA variant, this study established a basis for forecasting and warning of the reemergence of BA-7AA variants associated with severe cases and outbreaks.

Indexed as

BA-7AA variantHRSVTransmission

Identifiers

PMID42756891
PMCPMC13583900

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.