42 documents found, page 1 of 5

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loysia citrodora extract as a chemopreventive agent against HPV16-induced lesio...

Medeiros-Fonseca, Beatriz; Faustino-Rocha, Ana I; Silva, Jessica; Pires, Maria João; Neuparth, Maria João; Vala, Helena; Vasconcelos-Nóbrega, Carmen

Aim: Aloysia citrodora has a long history of traditional use in treating various ailments. This study evaluated the in vivo chemopreventive efficacy and systemic toxicity of an extract of A. citrodora in a transgenic mouse model of HPV16 (human papillomavirus type 16)-induced cancer. Methods: The experiment involved six groups (n = 5): group 1 (G1, wild-type (WT), water), group 2 (G2, HPV, water), group 3 (G3, ...


Relation between infrared thermometry and thermal imaging for assessment of rod...

Oliveira, Paula A.; Gonçalves, Lio; Gonçalves, Mariana; Venâncio, Carlos; Azevedo, Tiago; Ribeiro, Carla; Reis, Rita; Faustino-Rocha, Ana I

Animals have been used for biomedical research since ancient times. Humane endpoints have been increasingly implemented during experimental protocols to prevent or alleviate animals’ suffering. Body temperature is an indicator of stress or anxiety. Infrared thermometer (IRT) and infrared thermal imaging camera (TIC) are commercially available for temperature measurement. This study aimed to determine mice and r...


Aloysia citrodora extract as a chemopreventive agent against HPV16-induced lesi...

Medeiros-Fonseca, Beatriz; Faustino-Rocha, Ana I.; Silva, Jéssica; Silva, Mónica G.; Pires, Maria João; Neuparth, Maria João; Vala, Helena

Aim: Aloysia citrodora has a long history of traditional use in treating various ailments. This study evaluated the in vivo chemopreventive efficacy and systemic toxicity of an extract of A. citrodora in a transgenic mouse model of HPV16 (human papillomavirus type 16)-induced cancer. Methods: The experiment involved six groups (n = 5): group 1 (G1, wild-type (WT), water), group 2 (G2, HPV, water), group 3 (G3, ...


Exploring the therapeutic potential of Quercus ilex acorn extract in papillomav...

Medeiros-Fonseca, Beatriz; Faustino-Rocha, Ana I.; Pires, Maria João; Neuparth, Maria João; Vala, Helena; Nóbrega, Carmen; Gouvinhas, Irene

Background and Aim: Papillomaviruses (PVs) infections have been documented in numerous animal species across different regions worldwide. They often exert significant impacts on animal health and livestock production. Scientists have studied natural products for over half a century due to their diverse chemical composition, acknowledging their value in fighting cancer. Acorns (Quercus ilex) are believed to have...


Aloysia citrodora extract as a chemopreventive agent against HPV16-induced lesi...

Medeiros-Fonseca, Beatriz; Faustino-Rocha, Ana; Silva, Jessica; Silva, Mónica; Pires, Maria João; Neuparth, Maria João; Vala, Helena

Aloysia citrodora has a long history of traditional use in treating various ailments. This study evaluated the in vivo chemopreventive efficacy and systemic toxicity of an extract of A. citrodora in a transgenic mouse model of HPV16 (human papillomavirus type 16)-induced cancer. Methods: The experiment involved six groups (n = 5): group 1 (G1, wild-type (WT), water), group 2 (G2, HPV, water), group 3 (G3, WT, 0...

Date: 2024   |   Origin: Biblioteca Digital do IPB

Effects of a Cyperus esculentus L. plant-based beverage on FVB/n female mice

Fernandes, Filipa Alexandra; Oliveira, Paula A.; Pinto, M.L.; Venâncio, Carlos; Félix, Luís; Medeiros-Fonseca, Beatriz; Correia, Rossana

This work evaluated the effects of the consumption of a plant-based beverage (Cyperus esculentus L., Adansonia digitata L., and thermal water) on the physiological parameters of mice over a 28-day period. Thirty-two female FVB/n mice (n = 8) were randomly assigned to one of four groups divided into two experimental protocols: Group 1 drank water and Group 2 drank a plant-based beverage for 24 h; in the second e...

Date: 2024   |   Origin: Biblioteca Digital do IPB

Exploring the therapeutic potential of Quercus ilex acorn extract in papillomav...

Medeiros-Fonseca, Beatriz; Faustino-Rocha, Ana; Pires, Maria João; Neuparth, Maria João; Vala, Helena; Vasconcelos-Nóbrega, Cármen; Gouvinhas, Irene

Papillomaviruses (PVs) infections have been documented in numerous animal species across different regions worldwide. They often exert significant impacts on animal health and livestock production. Scientists have studied natural products for over half a century due to their diverse chemical composition, acknowledging their value in fighting cancer. Acorns (Quercus ilex) are believed to have several unexplored ...

Date: 2024   |   Origin: Biblioteca Digital do IPB

Brassica oleracea Var italica by-Products Prevent Lipid Accumulation and Cell D...

Castelão-Baptista, José P.; Valente, Sara A.; Canário, Sara; Oppolzer, David; Barros, Ana; Venâncio, Carlos; Martins, Tânia; Antunes, Luís

Obesity, a rising concern in the Eastern world, encompasses several co-morbidities, namely non-alcoholic fatty liver disease (NAFLD). Potential natural-based interventions to decrease the burden of obesity complications are being investigated. Many of the edible parts of plants are not sold for consumption and end up as massive waste, losing nutritional potential. In fact, a sizeable amount of waste is generate...


Refinement of animal model of colorectal carcinogenesis through the definition ...

Silva-Reis, Rita; Faustino-Rocha, Ana Isabel; Gonçalves, Mariana; Castro Ribeiro, Catarina; Ferreira, Tiago; Ribeiro-Silva, Carla; Gonçalves, Lio

This study aimed to define appropriate humane endpoints (HEs) for an animal model of colorectal carcinogenesis (CRC). Twenty-nine male Wistar rats were divided into two control groups (CTRL1 and CTRL2) injected with ethylenediamine tetraacetic acid (EDTA)–saline solutions and two induced groups (CRC1 and CRC2) injected with 1,2-dimethylhydrazine (DMH) for seven weeks. A score sheet with 14 biological parameters...


Ganoderma lucidum effects in an animal model of obesity

Castro-Ribeiro, Carla; Silva-Reis, Rita; Mendes-Gonçalves, Mariana; Ferreira, Rita; Taofiq, O; Barros, L; Martins, Tânia; Faustino-Rocha, Ana Isabel

Obesity is a pandemic disease, and its evolution can be influenced by regular consumption of natural bioactive compounds. Mushrooms, such as Ganoderma lucidum (GL), include a wide variety of biomolecules with potential anti-obesity effects. This work aimed to study the influence of GL in an animal model of obesity. Forty-eight male mice (C57BL/6J) were divided into 5 groups: Group (G)-1-Western Control Diet; G-...


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