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Bioactive peptides from milk proteins with antioxidant, anti-inflammatory, and ...

Borges, Thaís; Coelho, Pedro; Prudêncio, Cristina; Gomes, Ana; Gomes, Paula; Ferraz, Ricardo; Coelho, Pedro; Prudêncio, Cristina; Ferraz, Ricardo

Peptides from protein ingredients exhibit key biological activities, including antimicrobial, antihypertensive, antioxidant, anti-inflammatory, analgesic, and immunomodulatory effects. Aligning with the One Health approach, there is growing investment in promoting pet health and well-being. As a result, sustainable functional ingredients are increasingly essential for pet food development. In this work, peptide...


Affinity coefficient for clustering autoregressive moving average models

Nascimento, Ana Paula; Oliveira, Alexandra; Faria, Brígida Mónica; Pimenta, Rui; Vieira, Mónica; Prudêncio, Cristina; Nicolau, Helena Bacelar

In various fields, such as economics, finance, bioinformatics, geology, and medicine, namely, in the cases of electroencephalogram, electrocardiogram, and biotechnology, cluster analysis of time series is necessary. The first step in cluster applications is to establish a similarity/dissimilarity coefficient between time series. This article introduces an extension of the affinity coefficient for the autoregres...


Potential probiotic and functional properties of Brettanomyces strains isolated...

Areal-Hermida, Lara; Coelho, Pedro; Pichardo-Gallardo, Ángeles; Prudêncio, Cristina; Sieiro, Carmen

Kombucha, a beverage traditionally obtained through the fermentation of tea, is believed to have beneficial health properties. Therefore, characterizing the microorganisms responsible for this fermentation is essential to demonstrate its potential health benefits and to identify candidates for new probiotics. In this study, four probiotic yeast strains isolated from kombucha tea were identified, by the PCR-RFLP...


Noradrenergic pathways involved in micturition in an animal model of hydrocepha...

Louçano, Marta; Coelho, Ana; Chambel, Sílvia Sousa; Prudêncio, Cristina; Cruz, Célia Duarte; Tavares, Isaura

Hydrocephalus is characterized by enlargement of the cerebral ventricles, accompanied by distortion of the periventricular tissue. Patients with hydrocephalus usually experience urinary impairments. Although the underlying etiology is not fully described, the effects of hydrocephalus in the neuronal network responsible for the control of urination, which involves periventricular areas, including the periaqueduc...


Development of a stable melanoma dual reporter cell line expressing Luciferase ...

Aguiar, Gonçalo; Torres, Sílvia; Prudêncio, Cristina; Soares, Raquel; Coelho, Pedro; Prudêncio, Cristina; Coelho, Pedro

Melanoma is the most aggressive and lethal form of skin cancer, with a high risk of metastatic spread. Obesity is recognized as a risk factor for various types of cancer. However, regarding melanoma, this association remains controversial. Obesity might act as a double-edged sword in melanoma, promoting primary tumour growth but at the same time limiting metastatic spread - the "obesity paradox”. Herein, we aim...


From the gut to the brain: Is microbiota a new paradigm in Parkinson’s disease ...

Vilela, Cristiana; Araújo, Bruna; Guedes, Carla; Silva, Rita Caridade; Macedo, Joana Martins; Teixeira, Catarina; Gomes, Eduardo; Prudêncio, Cristina

Parkinson’s disease (PD) is recognized as the second most prevalent primary chronic neurodegenerative disorder of the central nervous system. Clinically, PD is characterized as a movement disorder, exhibiting an incidence and mortality rate that is increasing faster than any other neurological condition. In recent years, there has been a growing interest concerning the role of the gut microbiota in the etiology...


Evaluation of the impact of two C5 genetic variants on C5-eculizumab complex st...

Peixoto, Vanda; Prudêncio, Cristina; Vieira, Mónica; Sousa, Sérgio F.

Complement C5 is the target of the monoclonal antibody eculizumab, used in complement dysregulating disorders, like the rare disease Paroxysmal Nocturnal Hemoglobinuria (PNH). PNH is an acquired hematopoietic stem cell condition characterized by aberrant destruction of erythrocytes, chronic hemolytic anemia, and thromboembolism propensity. C5 is a protein component of the complement system which is part of the ...


Exploring treatment strategies for paroxysmal nocturnal hemoglobinuria: an over...

Peixoto, Vanda; Prudêncio, Cristina; Vieira, Mónica

Paroxysmal nocturnal hemoglobinuria (PNH) is a rare, acquired disease in which blood cells lack anchored proteins that regulate the complement system. The erythrocytes are then destroyed because of uncontrolled complement activity, leading to intravascular hemolysis (IVH) and a high risk of thrombosis outcome. A huge alteration in the treatment of the disease was the development of terminal complement inhibitor...


Betulinic acid for glioblastoma treatment: Reality, challenges and perspectives

Fernandes, Sílvia; Vieira, Mariana; Prudêncio, Cristina; Ferraz, Ricardo

Betulinic acid is a naturally occurring compound that can be obtained through methanolic or ethanolic extraction from plant sources, as well as through chemical synthesis or microbial biotransformation. Betulinic acid has been investigated for its potential therapeutic properties, and exhibits anti-inflammatory, antiviral, antimalarial, and antioxidant activities. Notably, its ability to cross the blood–brain b...


Repurposing antiplasmodial leads for cancer: Exploring the antiproliferative ef...

Fonte, Mélanie; Rôla, Catarina; Santana, Sofia; Ferraz, Ricardo; Prudêncio, Miguel; Almeida, Joana; Ferraz, Ricardo; Prudêncio, Cristina

Drug repurposing and rescuing have been widely explored as cost-effective approaches to expand the portfolio of chemotherapeutic agents. Based on the reported antitumor properties of both trans-cinnamic acids and quinacrine, an antimalarial aminoacridine, we explored the antiproliferative properties of two series of N-cinnamoyl-aminoacridines recently identified as multi-stage antiplasmodial leads. The compound...


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