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Plano para a Igualdade IPVC 2025-2028

Rodrigues, Ana Sofia; Ferreira-Oliveira, Ana Teresa; Silva, Bruno; Carones, Cíntia; Parente, Diogo Dias; Rodrigues, Helena Sofia; Barros, Manuel

Data: 2025   |   Origem: Repositório Científico IPVC

Industrial use of bioenergy and high-value molecules extracted from winemaking ...

Klapa, Ourania; Costa, Paulo; Barros, Mário; Alves, Duarte; Pires, Preciosa

From the concept of circularity, a new industrial revolution is arising where waste as unwanted or unusable material is virtually unknown. In present times, indicators describe the main constraints posed on our world`s future development: population growth, carbon dioxide in the atmosphere, energy consumption, overuse of minerals and natural resources, and shortage of water, which leads to a future zero-waste s...

Data: 2024   |   Origem: Repositório Científico IPVC

Enhanced HPLC method for boar taint quantification

Pereira-Pinto, Ricardo; Barros, Mário; Vaz-Velho, Manuela; Mata, Fernando; Pires, Preciosa

Boar taint is an unpleasant odour found in the carcasses of entire male pigs, resulting from androstenone and skatole accumulation during pubertal development, and impacting pork quality. This study proposes the validation of an adapted chromatographic method for quantifying skatole and androstenone in the pigs’ liquid fat using fluorescence detection. A good chromatographic separation was achieved, with skatol...

Data: 2024   |   Origem: Repositório Científico IPVC

Validation of a small-scale method for determination of phosphorus in meat and ...

Fernandes, Élia; Barros, Mário; Pires, Preciosa

The purpose of this study was to evaluate the applicability of an alternative analytical technique to the reference method for phosphorus detection in meat and meat products established by ISO 2294:1974, revised by ISO 23776:2021. When an analytical method is modified or a new one is developed and implemented, it should be validated before being accepted for routine determinations. Furthermore, it is necessary ...

Data: 2024   |   Origem: Repositório Científico IPVC

The use of sugar beet pulp in pig diet to control skatole analysed by HPLC quan...

Pereira-Pinto, Ricardo; Mata, Fernando; Pires, Preciosa; Barros, Mário; Araújo, José Pedro; Vaz-Velho, Manuela

This study aimed to determine the efficacy of a finishing diet added with sugar beet pulp to reduce backfat skatole of entire male pigs, using the optimised high-performance liquid chromatographic (HPLC) method. The study comprised 72 males Pietrain (Large White × Landrace), divided into two groups of 36 animals each. Pigs in group A (treatment) were fed a supplemented formula (addition of 10 % beet pulp). whil...

Data: 2023   |   Origem: Repositório Científico IPVC

Implementation and development of IPVC's equality plan in association with its ...

Ferreira-Oliveira, Ana Teresa; Rodrigues, Ana Sofia; Rodrigues, Paulo; Amorim, Márcia; Gonçalves, Teresa; Fonseca, Manuel; Barros, Mário

Purpose (Mandatory) - In the scope of the Instituto Politécnico de Viana do Castelo (IPVC) Strategic Plan 2020-2024 and its Social Responsibility strategy, was developed a project, IPVConcilia Project, aiming to invest in conditions that promote equality, inclusion, well-being, and conciliation of professional life with family and personal life its staff. The project gained a competitive funding to work on prom...

Data: 2022   |   Origem: Repositório Científico IPVC

Intramuscular fatty acid composition of the longissimus muscle of unweaned minh...

Araújo, José Pedro; Pires, Preciosa; Cerqueira, Joaquim Lima; Barros, Mário; Moreno, T.

Meat productions from sixteen local Portuguese cattle breeds represent high economic and cultural value for local populations. Among these, Minhota is one of the most important on meat aptitude located on the northwest of the country. This breed is used for high-quality meat. This study describes the influence of slaughter age, corresponding veal (6 months) and beef (9 months) and sex, reared in a traditional p...

Data: 2020   |   Origem: Repositório Científico IPVC

Principal component analysis of proteolytic profiles as markers of authenticity...

Santos, Joana; Barros, Mário; Fernandes, Paulo; Pires, Preciosa; Bardsley, Ronald G.

The casein fraction of 13 Portuguese PDO cheeses were analysed using Urea-PAGE and reverse phase-high performance liquid chromatography (RP-HPLC) and then subjected to chemometric evaluation. The chemometric techniques of cluster analysis (CA) and principal component analysis (PCA) were used for the classification studies. Peptide mapping using Urea-PAGE followed by CA revealed two major clusters according to t...

Data: 2013   |   Origem: Repositório Científico IPVC

Comparison of milk from two different cow breeds Barrosã and Frísia

Pires, Preciosa; Fernandes, Élia; Vilarinho, Manuela; Barros, Mário; Ferreira, Rita; Carneiro, Luísa; Almeida, Gonçalo; Vaz-Velho, Manuela

Milk from two different cow breeds, Barrosã and Frísia, was studied. Within the same breed five and four milk samples were taken respectively for chemical and microbiological analysis. The following chemical parameters were analysed in triplicate: Total Fat, Fatty Acids Identification and Quantification, Protein, Casein, Albumin, Non-protein Nitrogen, Vitamin A, Vitamin D, Phosphorus, Potassium, Sodium, Iron, M...


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