Diabrotica speciosa is a pest insect which occurs in most Brazilian states, standing out as one of the most important polyphagous pest of in grain crops. The understand of the role of the microbiota present in the digestive ...

In this work, some computational theoretical studies on the reactivity of para-benzoquinones and their derivatives in Diels-Alder reactions were proposed These studies were done in order to compliment the corresponding ...

The term cancer refers to neoplasias that are characterized by uncontrolled growth of cells that have some kind of genetic mutation. Prostate cancer is the cancer with the highest incidence in men. In its initial phase, ...

In this work we have developed the synthesis of 3,4-disubstituted pyrroles, aiming at the preparation of strategically designed (continue...)

Identification and study of the fungus Mucor circinelloides isolated from the trunk of Pinus taeda, with emphasis on the carvone biotransformation. Fungi associated with plants have been studied ripping seeking the discovery ...

In this work some studies about the synthesis of a new Znphthalocyanine derivative containing 8 tert-butyl groups on peripheral positions were performed. In order to obtain this compound, a new monomeric unit were synthesized ...

The leaf-cutting ants are social species, living in permanent colonies. The genera of the greater importance, Atta (saúvas) and Acromyrmex (quenquéns), are the major plagues of Brazilian agriculture, to cause serious damages ...

In the present work, the lanostane triterpenes Lanosta-8,24-diene-3β,23-diol and Lanosta-8,23-diene-3β,25-diol were isolated from the basidiomycete Scleroderma sp., an extremely rich source of triterpenes and not ...

This thesis reports the development of multicomponent approaches directed to specific objectives: a) the discovery of new and efficient peptide-based catalyst for asymmetric transformations and b) the synthesis of ...

Brazil remains the world's largest orange producer, accounting for 32% of the total production of oranges and 50% orange juice. The State of São Paulo holds 97% of Brazilian exports of orange juice, possessing one of the ...