Results 31 to 40 of about 238,997 (289)

DISTRIBUIÇÃO DAS POSTURAS, DE LARVAS E DE INIMIGOS NATURAIS DE Oncideres impluviata (Bermar, 1824) (COL.; CERAMBYCIDAE). [PDF]

open access: yesCiência Florestal, 1992
Com o objetivo de verificar a distribuição, independente do efeito de cada componente, contou-se posturas, larvas sadias, predadas ou parasitadas de Oncideres impluviata em galhos de bracatinga (Mimosa scabrella Benth.).
José H. Pedrosa-Macedo   +2 more
doaj  

Mulheres cientistas: aspectos da vida e obra de Khäte Schwarz Women and science: Khäte Schwarz' life and work

open access: yesRevista Estudos Feministas, 2010
A ciência brasileira desconhece o papel desempenhado pelas cientistas no país. Breves biografias de quatro mulheres que atuaram no Instituto Biológico de São Paulo e o relato da história de vida da imigrante judia Khäte Schwarz rompem o silêncio em torno
Eva Alterman Blay
doaj   +1 more source

Transcripts enriched in codons that trigger P‐site tRNA‐mediated mRNA decay possess stable mRNA

open access: yesFEBS Open Bio, EarlyView.
PTMD codons were first described by Mendel et al. as mediators of an mRNA decay pathway dependent on the human protein CNOT3, homologous to yeast Not5. Our findings confirm that PTMD codons destabilize transcripts; however, unlike in yeast, the human pathway specifically targets and slightly destabilizes primarily stable mRNAs.
Rodolfo Lopes Carneiro   +1 more
wiley   +1 more source

Desenvolvimento e reprodução de Pygidicrana v-nigrum (Dermaptera: Pygidicranidae) alimentada com dieta artificial

open access: yesRevista PesquisAgro, 2019
A nutrição de insetos assume importância em virtude da necessidade crescente de sua produção massal visando à resolução de problemas relacionados à entomologia.
Paulo Roberto Rodrigues Alves   +4 more
doaj   +1 more source

Evolution‐guided yeast complementation reveals functional differences in human PSPH variants

open access: yesFEBS Open Bio, EarlyView.
Ancient genomes can help guide which human genetic variants are tested experimentally. This study applies that idea to PSPH, a gene involved in serine biosynthesis, and uses high‐throughput yeast complementation to compare variant function. The findings reveal measurable differences among selected alleles and illustrate the value of evolution‐guided ...
Mauricio Campa‐Álvarez   +6 more
wiley   +1 more source

Aspectos biológicos, morfológicos e comportamentais de Aspidiotus nerii Bouché, 1833 (Hemiptera: Diaspididae) Biological, morphological and behavioral aspects of Aspidiotus nerii Bouché, 1833 (Hemiptera: Diaspididae)

open access: yesCiência Rural, 2006
O presente trabalho teve por objetivo estudar os aspectos biológicos, morfológicos e comportamentais de uma linhagem unipariental de Aspidiotus nerii Bouché, 1833 (Hemiptera: Diaspididae), sob condições controladas (25±1oC, 70±10% de UR e ...
Kelly Cristina Gonçales Rocha   +3 more
doaj   +1 more source

Structural and biochemical insights into the thermostable esterase Ta0887 from Thermoplasma acidophilum

open access: yesFEBS Open Bio, EarlyView.
In this study, a novel esterase from the thermoacidophilic archaeon Thermoplasma acidophilum was biochemically and structurally characterized. Our results demonstrate that Ta0887 is a highly thermostable esterase that preferentially hydrolyzes p‐nitrophenyl hexanoate and possesses an α‐helical cap domain that likely contributes to its substrate ...
Alejandro Delgado‐Rey   +4 more
wiley   +1 more source

Biologia Funcional vs. Biologia Evolutiva

open access: yes, 2001
RESUMEN: La distinción propuesta por Ernst Mayr y François Jacob entre biología funcional y biología evolutiva es una clave fundamental para un tratamiento claro y concluyente de dos problemas que, recurrentemente, se colocan en el ámbito de la Filosofía de la Biología: aquel que atañe al posible carácter teleológico de las explicaciones biológicas y ...
openaire   +2 more sources

Innate Immunocompetent hiPSC‐Derived Neurospheroids Capture Early CNS Responses to rAAV

open access: yesAdvanced Science, EarlyView.
Knowledge of human CNS immune responses to AAV‐based gene therapies remains limited due to the lack of immune‐competent human models. Here, a hiPSC‐derived 3D neuroimmune platform integrating neurospheroids and microglia is established using stirred‐tank bioreactors.
Catarina M. Gomes   +14 more
wiley   +1 more source

Aspectos biológicos de Metriona elatior Klug (Coleoptera, Chrysomelidae, Cassidinae) sobre plantas de Solanum viarum Dunal (Solanaceae)

open access: yesActa Scientiarum. Agronomy, 2008
Aspectos biológicos de Metriona elatior (Klug) (Coleoptera, Chrysomelidae, Cassidinae) alimentada com folhas de Solanum viarum Dunal (Solanaceae) foram estudados em condições de laboratório.
Adriana Rossini   +4 more
doaj   +1 more source

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