ABSTRACT
The coronavirus disease 2019 (COVID-19) caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has now entered a critical stage worldwide.Patients typically show fever and severe respiratory symptoms, and some others also present gastrointestinal symptoms, like diarrhea, vomiting, nausea, anorexia and also abdominal pain.At present, it is still lack of effective antiviral medicines for this disease, and now clinics mainly focus on symptomatic treatment. The classical theory of traditional Chinese medicine "exterior and interior relationship between lung and large intestine" which coincides with the "gut-lung axis" in modern medicine, this theory indicate alternatives related to gut microbiota might help to control this viral infection. Therefore, this review focus on discusses the relationship between gut microbiota and respiratory viral diseases, the use of probiotics and nutritional therapies to balance the gut microbiota, modulate the immune response and inhibit viral replication. These might be promising alternative pathways in the treatment of COVID-19. Copyright © 2022, Editorial Board of Pharmaceutical Biotechnology. All right reserved.
ABSTRACT
Affected by the epidemic, the utilization rate of online education platforms has risen sharply. The change of teaching mode not only provides more opportunities for online education, but also brings more challenges to users of the platforms. The method to solve the difference in experience brought by the transition from offline education to online education, to help students improve their sense of learning, and to reduce the confusion and discomfort caused by online learning are the problems facing online education platforms at this moment. Hence, this study aims to explore the potential user requirements of online scene experience by the use of a questionnaire survey associated with text and images. Taking a class of industrial design students as the sample for investigation on four scenes, such as a scene of offline social communication environment, a scene of effective interaction, a scene of learning environment, and a scene of supporting physical movement, which the online platform can bring users with pleasure and comfort as offline.