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Risk of Zika microcephaly correlates with features of maternal antibodies.
Journal of Experimental Medicine ( IF 15.3 ) Pub Date : 2019-08-14 , DOI: 10.1084/jem.20191061
Davide F Robbiani 1 , Priscilla C Olsen 2, 3 , Federico Costa 4, 5 , Qiao Wang 6 , Thiago Y Oliveira 2 , Nivison Nery 7 , Adeolu Aromolaran 4 , Mateus S do Rosário 8 , Gielson A Sacramento 7 , Jaqueline S Cruz 7 , Ricardo Khouri 7 , Elsio A Wunder 4 , Adriana Mattos 8 , Bruno de Paula Freitas 8, 9 , Manoel Sarno 5 , Gracinda Archanjo 8 , Dina Daltro 8 , Gustavo B S Carvalho 8 , Kleber Pimentel 8 , Isadora C de Siqueira 7 , João R M de Almeida 5 , Daniele F Henriques 10 , Juliana A Lima 10 , Pedro F C Vasconcelos 10 , Dennis Schaefer-Babajew 2 , Stephanie A Azzopardi 11 , Leonia Bozzacco 11 , Anna Gazumyan 2 , Rubens Belfort 9 , Ana P Alcântara 12 , Gustavo Carvalho 12 , Licia Moreira 12 , Katiaci Araujo 13 , Mitermayer G Reis 4, 5, 7 , Rebekah I Keesler 14 , Lark L Coffey 15 , Jennifer Tisoncik-Go 16, 17, 18 , Michael Gale 16, 17, 18, 19 , Lakshmi Rajagopal 19, 20, 21 , Kristina M Adams Waldorf 16, 17, 19, 22 , Dawn M Dudley 23 , Heather A Simmons 24 , Andres Mejia 24 , David H O'Connor 23 , Rosemary J Steinbach 25 , Nicole Haese 26, 27 , Jessica Smith 27 , Anne Lewis 28 , Lois Colgin 26 , Victoria Roberts 25 , Antonio Frias 25, 29 , Meredith Kelleher 25 , Alec Hirsch 26, 27 , Daniel N Streblow 26, 27 , Charles M Rice 11 , Margaret R MacDonald 11 , Antonio R P de Almeida 5 , Koen K A Van Rompay 14, 15 , Albert I Ko 4, 7 , Michel C Nussenzweig 1, 30
Affiliation  

Zika virus (ZIKV) infection during pregnancy causes congenital abnormalities, including microcephaly. However, rates vary widely, and the contributing risk factors remain unclear. We examined the serum antibody response to ZIKV and other flaviviruses in Brazilian women giving birth during the 2015-2016 outbreak. Infected pregnancies with intermediate or higher ZIKV antibody enhancement titers were at increased risk to give birth to microcephalic infants compared with those with lower titers (P < 0.0001). Similarly, analysis of ZIKV-infected pregnant macaques revealed that fetal brain damage was more frequent in mothers with higher enhancement titers. Thus, features of the maternal antibodies are associated with and may contribute to the genesis of ZIKV-associated microcephaly.

中文翻译:

寨卡小头畸形的风险与母体抗体的特征有关。

怀孕期间感染寨卡病毒(ZIKV)会导致先天性异常,包括小头畸形。但是,费率差异很大,导致危险的因素尚不清楚。我们检查了2015-2016年暴发期间分娩的巴西女性对ZIKV和其他黄病毒的血清抗体反应。与滴度较低的婴儿相比,感染中度或较高的ZIKV抗体增强滴度的孕妇分娩小头畸形婴儿的风险更高(P <0.0001)。同样,对感染ZIKV的孕妇猕猴的分析表明,滴度更高的母亲对胎儿大脑的伤害更为频繁。因此,母体抗体的特征与ZIKV相关的小头畸形的发生有关并且可能对其做出贡献。
更新日期:2019-10-07
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