Results 11 to 20 of about 1,633 (178)
Preliminary characterization of mitochondrial genome of Melipona scutellaris, a Brazilian stingless bee. [PDF]
Biomed Res Int, 2014 Bees are manufacturers of relevant economical products and have a pollinator role fundamental to ecosystems. Traditionally, studies focused on the genusMeliponahave been mostly based on behavioral, and social organization and ecological aspects. Only recently the evolutionary history of this genus has been assessed using molecular markers, including ...
Silverio MS +6 more
europepmc +5 more sources
Apolar Bioactive Fraction of Melipona scutellaris Geopropolis on Streptococcus mutans Biofilm. [PDF]
Evid Based Complement Alternat Med, 2013 The aim of this study was to evaluate the influence of the bioactive nonpolar fraction of geopropolis onStreptococcus mutansbiofilm. The ethanolic extract ofMelipona scutellarisgeopropolis was subjected to a liquid-liquid partition, thus obtaining the bioactive hexane fraction (HF) possessing antimicrobial activity. The effects of HF onS.
da Cunha MG +6 more
europepmc +5 more sources
Melipona scutellaris Geopropolis: Chemical Composition and Bioactivity
Microorganisms, 2023 Geopropolis has been used in traditional medicine for centuries. In this study, the botanical origin, physicochemical profile, and biological activities of geopropolis from Melipona scutellaris harvested during rainy and dry seasons were investigated ...
Sónia Coutinho +9 more
doaj +4 more sources
Differentially displayed expressed sequence tags in Melipona scutellaris (Hymenoptera, Apidae, Meliponini) development [PDF]
Anais da Academia Brasileira de Ciências, 2006 We have compared gene expression, using the Differential Display Reverse Transcriptase - Polymerase Chain Reaction (DDRT-PCR) technique, by means of mRNA profile in Melipona scutellaris during ontogenetic postembryonic development, in adult worker, and ...
Flávia A. Santana +6 more
doaj +5 more sources
Genetic breeding on the bee Melipona scutellaris (Apidae, Meliponinae) [PDF]
Acta Amazonica, 2006 A selection of queens of Melipona scutellaris through the most productive colonies were carried out during eight months in an orange honeyflow. Each of the colonies was evaluated by its production, that is, the gross weight production ( pollen, brood ...
José de Ribamar Silva Barros
doaj +4 more sources
Differences of the Daily Flight Activity Rhythm in two Neotropical Stingless Bees (Hymenoptera, Apidae) [PDF]
Sociobiology, 2013 Stingless bees are mainly tropical and subtropical, eusocial bees and perform activities that are both internal and external to the nest. This study aims to investigate and compare the daily flight activities of Melipona scutellaris Latreille and ...
Monique Sian Gouw, Miriam Gimenes
doaj +6 more sources
Acta Amazonica, 2011 Polygyny, characterized by the presence of several egg-laying queens, is considered as a temporary colony status. In stingless bees it is rarely observed. This paper reports the first case of natural polygyny in Melipona scutellaris colony, with five egg-
Carlos Alfredo Lopes de Carvalho +6 more
doaj +3 more sources
Desenvolvimento produtivo de colmeias de abelhas Melipona scutellaris
Biotemas, 2008 A criação de espécies nativas de abelhas, também conhecidas como abelhas sem ferrão, têm despertado interesse geral na área, em função da facilidade de manejo e da qualidade dos produtos. No entanto, pouco se sabe sobre sua produção e sua biologia e por
Adriana Evangelista Rodrigues +7 more
doaj +4 more sources
Population Divergence of Melipona scutellaris (Hymenoptera: Meliponina) in Two Restricted Areas in Bahia, Brazil [PDF]
Sociobiology, 2014 Melipona scutellaris Latreille has great economic and ecological importance, especially because it is a pollinator of native plant species. Despite the importance of this species, there is little information about the conservation status of their ...
Cristovam Alves Lima Júnior +3 more
doaj +3 more sources
CAIXA RACIONAL PARA ABELHAS URUÇU (Melipona scutellaris)
Revista Verde de Agroecologia e Desenvolvimento Sustentável, 2009 A criação de abelhas sem ferrão, em cortiços e caixas rústicas, se constitui numa atividade tradicional na Paraíba. Com o objetivo de melhorar a qualidade do mel, facilitar a sua retirada e propor um novo sistema de divisão que proporcione uma ...
Horácio Montenegro Aquino +2 more
doaj +2 more sources