Navegação Ciências Biológicas por Título
Resultados 1591-1610 de 3044
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Intragenic variants in the SMN1 gene determine the clinical phenotype in 5q spinal muscular atrophy
(2020) [Artigo de periódico]Objective: The aim of the study was to report the proportion of homozygous and compound heterozygous variants in the survival motor neuron 1 (SMN1) gene in a large population of patients with spinal muscular atrophy (SMA) ... -
Intramuscular electrical stimulus potentiates the motor cortex modulation effects on pain and descending inhibitory systems in knee osteoarthritis : a randomized, factorial, sham-controlled study
(2019) [Artigo de periódico]Background: Neuroplastic changes in nociceptive pathways contribute to severity of symptoms in knee osteoarthritis (KOA). A new look at neuroplastic changes management includes modulation of the primary motor cortex by ... -
Intranasal HSP70 administration protects against dopaminergic denervation and modulates neuroinflammatory response in the 6-OHDA rat model
(2021) [Artigo de periódico]HSP70 is one of the main molecular chaperones involved in the cellular stress response. Besides its chaperone action, HSP70 also modulates the immune response. Increased susceptibility to toxic insults in intra- and ... -
Intraoperative frozen section performance for thyroid cancer diagnosis
(2022) [Artigo de periódico]Objective: A primary medical relevance of thyroid nodules consists of excluding thyroid cancer, present in approximately 5% of all thyroid nodules. Fine-needle aspiration biopsy (FNAB) has a paramount role in distinguishing ... -
Intraspecific genetic diversity of Drechslera tritici-repentis as detected by random amplified polymorphic DNA analysis
(2002) [Artigo de periódico]The phytopathogenic fungus Drechslera tritici-repentis causes tan spot, an important disease of wheat in the southern Brazilian state of Rio Grande do Sul. Twelve D. tritici-repentis isolates were obtained from wheat seeds ... -
Intravenous vs intraperitoneal mesenchymal stem cells administration : what is the best route for treating experimental colitis?
(2014) [Artigo de periódico]AIM: To investigate the therapeutic effects of mesenchymal stem cells (MSCs) transplanted intraperitoneally and intravenously in a murine model of colitis. METHODS: MSCs were isolated from C57BL/6 mouse adipose tissue. MSC ... -
Intrinsic terminators in Mycoplasma hyopneumoniae transcription
(2015) [Artigo de periódico]Background: Mycoplasma hyopneumoniae, an important pathogen of swine, exhibits a low guanine and cytosine (GC) content genome. M. hyopneumoniae genome is organised in long transcriptional units and promoter sequences have ... -
Introduction pathways and socio-economic variables drive the distribution of alien amphibians and reptiles in a megadiverse country
(2019) [Artigo de periódico]Aims: We identify alien reptiles and amphibians, invaders or not, in Brazil and evaluate the following: (a) which alien species are found in the country; (b) where they originate from; (c) how they are distributed; (d) why ... -
A influência da microbiota de doadores e do armazenamento do enxerto no transplante de córnea
(2022) [Artigo de periódico]Introdução: O transplante de córneas é o principal tratamento para pessoas que apresentam distúrbios de curvatura ou transparência da córnea. No Brasil, não há protocolo unifcado para meios de preservação, tempo de ... -
Invasion and establishment of Ceratium furcoides (Dinophyceae) in an urban lake in Porto Alegre, RS, Brazil
(2019) [Artigo de periódico]Ceratium furcoides has received attention due its invasive behavior in South America and consequent alterations in local phytoplankton communities. Pedalinhos Lake had been dominated by chlorophytes until 2015, when the ... -
Investigação da presença de efedrinas em ephedra tweediana fisch & c. a. meyer e em e. triandra tul. (ephedraceae) coletadas em Porto Alegre/RS
(2008) [Artigo de periódico]Amostras de Ephedra tweediana Fisch & C.A. Meyer, coletadas de populações nativas da Reserva Biológica do Lami José Lutzenberger (Porto Alegre, RS, Brasil), e amostras de Ephedra triandra Tul., obtidas de plantas cultivadas ... -
Investigação de erros inatos do metabolismo
(2001) [Artigo de periódico]Os erros inatos do metabolismo são doenças metabólicas hereditárias individualmente raras, mas que em seu conjunto apresentam uma incidência aproximada de pelo menos 1 caso para cada mil nascimentos. O presente trabalho ... -
Investigation of potential biomarkers for the early diagnosis of cellular stability after the exposure of agricultural workers to pesticides
(2016) [Artigo de periódico]Agricultural workers involved in the harvest of tobacco crops are regularly exposed to large quantities of pesticides. In order to determine how this exposure to pesticides induces genetic alterations in these workers, ... -
In vitro activity of Origanum vulgare essential oil against Candida species
(2010) [Artigo de periódico]The aim of this study was to evaluate the in vitro activity of the essential oil extracted from Origanum vulgare against sixteen Candida species isolates. Standard strains tested comprised C. albicans (ATCC strains 44858, ... -
In vitro antimicrobial activity of essential oils from heterothalamus less. (asteraceae) against clinically relevant bacterial and fungal species
(2016) [Artigo de periódico]Essential oils are natural, complex, and volatile compounds produced by the secondary metabolism of plants, which often serve as a protection against fungal or bacterial attack. Two species of the Asteraceae family, ... -
In vitro antitumor effect of sodium butyrate and zoledronic acid combined with traditional chemotherapeutic drugs : a paradigm of synergistic molecular targeting in the treatment of Ewing sarcoma
(2014) [Artigo de periódico]Histone deacetylase inhibitors and bisphosphonates have a promising future in the treatment of cancer as targeted anticancer drugs, particularly when used together or in combination with other cytotoxic agents. However, ... -
In vitro characterization of GE negative bovine herpesvirus types 1.1 (BHV-1.1) and 1.2A (BHV-1.2A)
(2004) [Artigo de periódico]This study aimed the in vitro growth characterization of a previously constructed Brazilian bovine herpesvirus 1.2a with a deletion in the glycoprotein E gene (BHV-1.2a gE-). The plaque sizes, penetration and growth kinetics ... -
In vitro effect of Acanthospermum australe (Asteraceae) extracts on Acanthamoeba polyphaga trophozoites
(2013) [Artigo de periódico]Acanthamoeba is a free-living protozoan widely distributed in the environment, occurring in vegetative trophozoite and resistance cyst stages during its life cycle. It constitutes an etiological agent of Acanthamoeba ... -
In vitro effects of Blepharocalyx salicifolius (H.B.K.) O. Berg on the viability of Echinococcus ortleppi protoscoleces
(2017) [Artigo de periódico]Scolicidal agents are important in the treatment of cystic echinococcosis. This study evaluated the scolicidal activity of the plant Blepharocalyx salicifolius (H.B.K.) Berg against Echinococcus ortleppi protoscoleces. The ... -
In vitro maintenance of Angiostrongylus costaricensis does not provide physiological conditions for egg laying
(2005) [Artigo de periódico]Quinze duplas (macho/fêmea) de Angiostrongylus costaricensis foram mantidas in vitro, em meio de Waymouth durante 3 dias, para observação da quantidade e duração da oviposição. Médias de 321, 24 e 4 ovos em 10 microlitros ...