Results 51 to 60 of about 25,419 (244)

IDENTIFICAÇÃO DE TERPENOS NO ÓLEO ESSENCIAL DOS FRUTOS DE Campomanesia adamantium (Cambessédes) O. Berg – MYRTACEAE

open access: yesRevista do Instituto Florestal, 2006
O presente trabalho teve como objetivo identificar os componentes químicos voláteis que contribuem para o aroma agradável exalado pelos frutos de Campomanesia adamantium, Myrtaceae, popularmente conhecida por gabiroba ou guabiroba comum no cerrado.
Maria Isabel Vallilo   +2 more
doaj   +1 more source

Análise e discriminação de quimiotipos de Lippia graveolens H.B.K. da Guatemala por microextração em fase sólida, CG-EM e análise multivariada [PDF]

open access: yesQuímica Nova, 2012
SPME-GC-MS, PCA and HCA multivariate techniques were used in order to evaluate their applicability to discriminate the three chemotypes (thymol, carvacrol and mixed) described for L. graveolens of Guatemala. The leaves of L. graveolens are used for treatment of colds, bronchitis, and as seasoning for food preparations, yielding essential oil up to 4.34
Pérez Sabino, Juan Francisco   +3 more
openaire   +4 more sources

Nanoscale Spatial Organization of ARC High‐ and Low‐Order Assemblies at Excitatory Synapses

open access: yesAdvanced Science, EarlyView.
ARC (Activity‐Regulated Cytoskeleton‐Associated protein) mediates synaptic plasticity by forming nanoscale assemblies in neurons. Using super‐resolution microscopy and time‐resolved anisotropy with targeted tagging, the study reveals low‐order ARC assemblies at synapses colocalizing with AMPARs, semi‐circular structures at endocytic zones, and 60–80 nm
Martina Damenti   +13 more
wiley   +1 more source

Assembly of Protein‐DNA Framework Nanostructures: Structurally Defining Protein‐DNA Interfaces With Aptamer

open access: yesAngewandte Chemie, EarlyView.
Rationally designed DNA multivalent aptamers direct specific protein binding to drive self‐assembly into protein‐DNA frameworks (PDFs). Structurally defined protein‐aptamer interfaces organize proteins into triangles, linear and ladderlike chains, and periodic two‐dimensional arrays, enabling precise control over orientation, connectivity, and overall ...
Zhe Zhang   +11 more
wiley   +2 more sources

Um estudo de caso ligado ao sexo em Python regius (Serpentes: Boidae), com novas ideias sobre a determinação sexual em Henophidia

open access: yesPhyllomedusa: Journal of Herpetology, 2016
Em 2002, um herpetoculturista identificou uma característica fenotípica única, o Brilho Coral (Coral Glow - CG), em um píton-bola (Python regius), e realizou cruzamento do indivíduo para produzir descendentes com aparência similar.
Christopher S. Mallery Jr   +1 more
doaj  

Evaluación antibacteriana y perfil cromatográfico (CG-EM) de fracciones de hojas y tallo de Calotropis procera (Linn).

open access: yesFACSALUD-UNEMI, 2018
La medicina tradicional, también conocida como medicina ancestral o popular, comprende sistemas de conocimientos que se desarrollaron a lo largo de generaciones dentro de varias sociedades antes de la era de la medicina moderna. La cromatografía en columna fue utilizada para recolectar fracciones  crudas; se utilizaron disolventes como éter de petróleo,
Asoso Oluwakemi-Sola   +2 more
openaire   +2 more sources

Gasdermin D‐Mediated Release of IL‐33 Results in Fetal Brain Developmental Abnormalities During Maternal Colitis

open access: yesAdvanced Science, EarlyView.
Under colitis, Gsdmd mediates the release of IL‐33 from the epithelium of pregnant mice. IL‐33 can cross the placenta and enhance the proliferative capacity of neural stem cells, ultimately resulting in behavioral deficits in the offspring. Excessive pyroptosis in the colonic epithelium also triggers the translocation of LPS, which in turn increases ...
Huiyang Jia   +4 more
wiley   +1 more source

Volatile compounds and quality analysis in commercial medicinal plants of Camellia sinensis

open access: yesCiência Rural, 2019
: The interest in the use of green tea (Camellia sinensis) (L.) Kuntze (Theaceae) products have increased in the last few years due to its medicinal properties. In the present study, we proposed that headspace solid phase microextraction, in combination
Joyce Castro de Menezes   +5 more
doaj   +1 more source

Multi‐Omics Profiling Reveals Immunomodulatory and Pro‐Regenerative Effects of a Graphene Oxide–Collagen Scaffold in Massive Rotator Cuff Tears

open access: yesAdvanced Science, EarlyView.
A graphene oxide/collagen scaffold is developed for chronic massive rotator cuff tear repair. The scaffold improves compressive stability, supports reparative mesenchymal differentiation, and modulates the immune microenvironment. In chronic MRCT models, it reduces muscle degeneration, enhances tendon–bone regeneration, and improves functional recovery,
Renwen Wan   +24 more
wiley   +1 more source

ÓLEO ESSENCIAL DE pimenta pseudocaryophyllus varo pseudocaryophyllus (Gomes) Landrum (MYRTACEAE) I: CROMATOGRAFIA A GÁS/ESPECTROMETRIA DE MASSA (CG/EM)

open access: yesRevista do Instituto Florestal, 1994
As folhas de Pimenta pseudocaryophyllus varo pseudocaryophyllus (Gomes) Landrum (Myrtaceae), coletadas no Parque Estadual de Campos do Jordão do Instituto Florestal, foram submetidas à destilação pelo método de CLEVENGER, obtendo-se rendimento em óleo essencial de 2,1% (p/v). Pela cromatografia a gás/espectrometría de massa (CG/EM), foram identificados
Massako Nakaoka Sakita   +3 more
openaire   +2 more sources

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