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Browsing by Author "Beltrán Martínez, Mª Carmen"

Now showing items 21-39 of 39

Evaluación de los métodos de unión a receptores proteicos para la detección de antibióticos en la leche cruda de cabra

FERNANDEZ MOLINA, DARJANIVA (Universitat Politècnica de València, 2013-02-25)

[ES] Se realizó la evaluación de los métodos de unión a receptores proteicos BetaStar Combo, Charm MRL BL/TET, SNAP (Betalactam, Tetracycline y Gentamicin) y TwinsensorBT en leche cruda de cabra.Se calculó la especificidad ...
Evaluation of false positive results in microbial inhibitor tests for screening antibiotics in goat milk

Romero Rueda, Tamara (Universitat Politècnica de València, 2015-03-31)

Goat milk is primarily destined for the production of fermented products, in particular cheese. Therefore, the control of antibiotic residues in milk is of great importance, since these could have negative repercussions ...
Evaluation of the Charm maximum residue limit beta-lactam and tetracycline test for the detection of antibiotics in ewe and goat milk

Beltrán Martínez, Mª Carmen; Romero Rueda, Tamara; Althaus, Rafael Lisandro; Molina Pons, Mª Pilar (American Dairy Science Association, 2013-05)

The Charm maximum residue limit P-lactam and tetracycline test (Charm MRL BLTET; Charm Sciences Inc., Lawrence, MA) is an immunoreceptor assay utilizing Rapid. One-Step Assay lateral flow technology that detects P-lactam ...
Food safety margin assessment of antibiotics: Pasteurized goat's milk and fresh cheese

Quintanilla-Vázquez, Paloma Galicia; Doménech Antich, Eva Mª; Escriche Roberto, Mª Isabel; Beltrán Martínez, Mª Carmen; Molina Pons, Mª Pilar (International Association for Food Protection, 2019-09-01)

[EN] Traces of antimicrobials in milk are of great concern for public health. The European Union has established maximum residue limits in milk; these, however, by themselves do not guarantee the absence of drug residues ...
Influence of enrofloxacin on the coagulation time and the quality parameters of goat's milk yoghurt

Beltrán Martínez, Mª Carmen; Morari-Pirlog, A.; Quintanilla-Vázquez, Paloma Galicia; Escriche Roberto, Mª Isabel; Molina Pons, Mª Pilar (Blackwell Publishing, 2017)

[EN] Three batches of yoghurts were made from goat s milk with different enrofloxacin concentrations (0, 50, 100 and 150 lg/kg). Quality parameters were analysed at 1, 7, 14 and 28 days at 5 °C. Drug residues were also ...
Interference of non-specific detergents in microbial inhibitor test results for screening antibiotics in goat s milk

Romero Rueda, Tamara; Beltrán Martínez, Mª Carmen; Althaus, Rafael Lisandro; Molina Pons, Mª Pilar (Taylor & Francis, 2016)

[EN] Cleaning and disinfection of dairy equipment is essential to ensure the hygienic quality of milk. Occasionally, some farmers use washing-up liquids and disinfectants for home use, especially when cleaning procedures ...
Novel microbiological system for antibiotic detection in ovine milk

Nagel, Orlando Guillermo; Beltrán Martínez, Mª Carmen; Molina Pons, Mª Pilar; Lisandro Althaus, Rafael (Elsevier, 2012-01-01)

[EN] This article presents a microbiological system composed of a " BT" bioassay (Beta-lactams and Tetracyclines) and a " QS" bioassay (Quinolones and Sulfonamides). The " BT" bioassay contains spores of Geobacillus ...
Performance of current microbial tests for screening antibiotics in sheep and goat milk

Beltrán Martínez, Mª Carmen; Berruga Fernandez, Maria Isabel; Molina Casanova, Ana; Lisandro Althaus, Rafael; Molina Pons, Mª Pilar (Elsevier, 2015-02)

[EN] The detection capability (CC beta) of some microbial screening tests currently available was calculated for sheep and goat milk in accordance with Commission Decision 657/2002/EC. The CC beta was at or below the maximum ...
Pointing Out Some Issues Regarding Reproduction Management in Murciano-Granadina Goats

Fernández Martínez, Nemesio; Beltrán Martínez, Mª Carmen; Romero, Gema; Roca, M. Amparo; Rodríguez Garcia, Martín; Balasch Parisi, Sebastià (MDPI AG, 2021-06)

[EN] The hypothesis of this experiment proposes that it could be possible to identify pregnant goats through maximum progesterone milk levels at any time in the pregnancy, and that there is an optimal moment to apply a ...
Quality of goats milk cheese as affected by coating with edible chitosan-essential oil films

Cano Embuena, Amalia Isabel; Cháfer Nácher, María Teresa; Chiralt, A.; Molina Pons, Mª Pilar; Borràs Llopis, Milagros; Beltrán Martínez, Mª Carmen; González Martínez, María Consuelo (Blackwell Publishing, 2017-02)

[EN] The effectiveness of applying chitosan coatings containing rosemary and oregano essential oils to cheeses was analysed. Cheeses were coated by immersing the samples two or three times successively in the different ...
Quinolones in goats' milk: Effect on the cheese-making process, chemical and microbial characteristics of acid-coagulated cheeses

Beltrán Martínez, Mª Carmen; Sanna, A.; Molina Pons, Mª Pilar; Quintanilla, P.; Montes-Estellés, Rosa M (Elsevier, 2023-03)

[EN] The effect of the presence in goats' milk of enrofloxacin and ciprofloxacin on cheese-making and the characteristics of acid-coagulated cheeses was evaluated. Raw goats' milk was spiked with quinolones at maximum ...
Short communication: Goat colostrum quality: Litter size and lactation number effects

Romero Rueda, Tamara; Beltrán Martínez, Mª Carmen; Rodríguez Garcia, Martín; Marti-De Olives A.; Molina Pons, Mª Pilar (American Dairy Science Association, 2013-12)

The quality of colostrum of Murciano-Granadina goats was studied to establish the transition period and the time when milk can be marketed. Forty-three dairy goats were used: 19 primiparous (15 single births; 4 multiple ...
Suitability of Goat Colostrum to Produce a Fermented Yogurt-Type Product

González-Navarro, Emilio José; Beltrán Martínez, Mª Carmen; Molina Pons, Mª Pilar; Pérez-Barbería, Francisco Javier; Molina Casanova, Ana María; Berruga Fernández, María Isabel (MDPI AG, 2022-11-03)

[EN] The aim of this study was to investigate the potential use of goat colostrum to produce a yogurt-type product as a novel functional dairy food. Four batches of fermented goat colostrum (GCY) were produced using fermented ...
Transfer of antibiotics from goat's milk to cheese and whey

Giraldo Gómez, Jennifer (Universitat Politècnica de València, 2020-11-25)

[ES] La presencia de residuos de antibióticos en la leche y los productos derivados representa un riesgo para los consumidores. Límites Máximos de Residuos (LMRs) no se han fijado para los productos lácteos y la transferencia ...
Transfer of antibiotics from goat's milk to rennet curd and whey fractions during cheese-making

Giraldo, Jennifer; Igualada, Carmen; Cabizza, Roberto; Althaus, Rafael Lisandro; Beltrán Martínez, Mª Carmen (Elsevier, 2022-10-30)

[EN] The transfer of 35 antibiotics from milk to curd and whey was evaluated. Cheeses were produced at laboratory scale, from antibiotic-free goat's milk spiked with different antibiotic concentrations between 0.25 and 4 ...
Uso "extra-label" de antibióticos macrólidos en ganado caprino lechero. Detección de residuos en la leche y el queso de cabra

Beltrán Martínez, Mª Carmen (Universitat Politècnica de València, 2016-12-29)

[ES] La utilización de antibióticos para el tratamiento de la mamitis y otras enfermedades de tipo infeccioso en ganado caprino lechero es una práctica generalizada actualmente. Sin embargo, la escasa disponibilidad de ...
Validation of receptor-binding assays to detect antibiotics in goat milk

Beltrán Martínez, Mª Carmen; Borràs Llopis, Milagro; Nagel, Orlando Guillermo; Althaus, R.; Molina Pons, Mª Pilar (International Association for Food Protection, 2014-02)

The suitability of different receptor-binding assays to detect antibiotics in raw goat's milk was investigated. Detection capability of most beta-lactams and tetracyclines assessed applying the Betastar Combo, the SNAP ...
Valoració de l’eficàcia del procés de fabricació del formatge de Tronchón de llet de cabra

Colechá Arce, Raquel (Universitat Politècnica de València, 2021-07-16)

[CA] El formatge de Tronchón és un formatge tradicional elaborat amb llet d'ovella o cabra a la zona del Maestrat (províncies de Castelló, Terol i Tarragona) que es troba dins de la marca de qualitat CV (Comunitat ...
Volatile profile of matured Tronchón cheese affected by oxytetracycline in raw goat milk

Quintanilla-Vázquez, Paloma Galicia; Hettinga, K.A.; Beltrán Martínez, Mª Carmen; Escriche Roberto, Mª Isabel; Molina Pons, Mª Pilar (American Dairy Science Association, 2020-07)

[EN] The presence of antibiotics in milk destined for cheese production may affect the biological processes responsible for the formation of volatile compounds, leading to alterations in the characteristic cheese flavor ...