Gnathostoma are parasites of wild mammals and larval stages of 3 native species, G. spinigerum, G. doloresi and G. nipponicum have been found in cold blooded vertebrates. Moreover, larval G. hispidum has been found in loaches imported to Japan from east Asia (Akahane et ai, 1982). Among these species, G. spinigerum had been considered to be the only causative agent of gnathostomiasis until the ...

Oiketicus kirbyi (Guilding, 1827) é uma mariposa pertencente à família Psychidae (Insecta, Lepidoptera). Essa espécie possui característica em seu ciclo de vida diferente das demais da sua ordem, onde apenas o macho adulto sofre a metamorfose e fêmea adulta mantém forma lagarta (larva neotênica). Com um cesto bastante resistente contra inimigos naturais inseticidas, bicho do longo (140 dias par...

The commonly known Pimenta longa is a commercially valuable natural resource found wild in Acre, Brazil. Specifically, three Piperaceae species with contested taxonomic status were studied, Piper hispidinervum, Piper aduncum, and Piper hispidum, to assesses the interand intra-specific genetic relationship of 49 Piper genotypes kept in the Pimenta longa germplasm collection at Embrapa Acre, usin...

Tropical and subtropical plants are rich in endophytic community diversity. Endophytes, mainly fungi and bacteria, inhabit the healthy plant tissues without causing any damage to the hosts. These fungi can be useful for biological control of pathogens and plant growth promotion. Some plants of the genus Piper are hosts of endophytic microorganisms; however, there is little information abou...