一个人可能两次感染HIV病毒，这种现象被称为HIV超级感染（HIV Superinfection）。HIV超级感染是指已经感染HIV的个体再次感染不同毒株的HIV病毒。新毒株可能与原毒株在基因序列、耐药性和致病性上存在差异。

CINCINNATI (WKRC) — Local doctors are raising alarms about a potential superinfection that can occur alongside the flu, making individuals significantly more ill. According to medical experts ...

This factsheet explains chickenpox (varicella) to support nurses in identifying and managing the common childhood disease.

Health experts in Delhi report a significant increase in flu cases, urging the public to practice good hygiene and boost immunity to curb the spread of swine flu.

The wrists and hands were the most affected respectively in 23.7% and 21.1% of cases. The study showed bacterial superinfection in 31 patients (81%) and only 1 case (2.6%) of viral superinfection.

Surgery should be reserved for patients with a ruptured abscess, with bacterial superinfection, or when an abscess cannot be accessed by the percutaneous route.

目前中国的戊肝疫苗全程需要接种三针，每接种一针戊肝疫苗，都能精准触发人体的免疫应答，催生出强大的抗体力量，并促使其不断进化、成熟，以更好地对抗戊肝病毒的侵袭。这一成果不仅彰显了我国在疫苗研发领域的领先地位，也为全球戊肝防控工作提供了有力支持。

An effective HIV-1 vaccine must therefore elicit antibodies that can neutralize many variants of the virus. While broadly neutralizing antibodies (bnAbs) have been isolated from HIV-1 infected ...

Respiratory syncytial virus (RSV) is the most important cause of infantile bronchiolitis and pneumonia. It is ubiquitous, with most children acquiring their primary infection within the first year ...

The potential for adaptive evolution to enable species persistence under a changing climate is one of the most important questions for understanding impacts of future climate change. Climate ...