Uranium is represented in the periodic table by the letter U, being the fourth element of the actinide group. Brazil, according to INB official data, has one of the largest reserves of uranium in the world. Uranium ionizing radiation can interfere with cellular functions at all levels of cell organization, inducing chemical and radiological toxicities. Its effect on the body is cumulative, and the radiation thu...
Recently, there has been a significant increase in invasive fungal infections, the treatment of which is limited to a quite small number of antifungal drugs. Natural products represent an important source of antifungal agents, mainly because of their natural coexistence with fungi present in each biome. Derivatives or semi-synthetic products can be used to optimize the pharmacological profile of natural product...
Moringa oleifera Lam. é uma planta tropical com grande importância por seus usos medicinais. Vários compostos já foram isolados de diferentes partes da planta, e dentre as atividades farmacológicas podemos destacar a antitumoral. Este trabalho determinou, inicialmente, a atividade citotóxica, por MTT, do composto 4-(4′-O-acetil-α-L-ramnopiranosiloxi)benzil isotiocianato (MFLC-1), frente a linhagem leucêmica de ...