ISO 3166-1 [1 ] es la primera parte del estándar internacional de normalización ISO 3166, publicado por la Organización Internacional de Normalización (ISO), que proporciona códigos para los nombres de países y otras dependencias…
Los códigos ISO 3166-1 alfa-2 son códigos de país de dos letras definidos en la ISO 3166-1, parte de la norma ISO 3166 [1 ] publicada por la Organización Internacional de Normalización (ISO), para representar países, territorios…
Tea is a popular natural non-alcoholic beverage consumed worldwide due to its bioactive ingredients, particularly catechins (flavan-3-ols). Catechins not only contribute to tea quality but also serve important functions in the anti-stress…
Cells expressing indoleamine 2,3-dioxygenase (IDO), an enzyme which catabolizes tryptophan, prevent T-cell proliferation in vitro, suppress maternal antifetal immunity during pregnancy and inhibit T-cell-mediated responses to tumour…
An official state car is an automobile used by a government to transport its head of state or head of government in an official capacity, which may also be used occasionally to transport other members of the government or visiting…