Rafael German Campos-Montiel

Autonomous University of Hidalgo | UAEH · Department of Agroindustrial Engineering

La movilización y traslado de ganado bovino de carne es fundamental entre los diversos sistemas de producción que integran esta actividad debido a que es su medio de vinculación. El objetivo del presente estudio fue caracterizar el tipo de transporte que se utiliza para movilizar este tipo de ganado y describir la comercialización de su carne en Hi...

El aguacate es un fruto tropical considerado nativo de América Tropical, Centroamérica y México. A diferencia de otros frutos, es bajo en azúcar y presenta una alta calidad nutricional debido a su contenido de vitaminas, minerales, proteínas, fibra y ácidos grasos insaturados. Además, se caracteriza por la presencia de diversos fitoquímicos, como l...

Desde que se confirmó el primer caso positivo por COVID-19 en México, el país agravó su crisis sanitaria a causa de múltiples factores como la mala condición de salud de la población, la prevalencia de enfermedades crónicas, el cambio negativo en el comportamiento alimentario y el desencadenamiento de dietas poco saludables en la población, como co...

El propóleo es una sustancia recolectada por las abejas. El extracto de propóleo es de interés por su gran variedad de compuestos bioactivos, para ello se han implementado tecnologías sustentables con el fin de mejorar y potencializar su extracción, entre las técnicas utilizadas se encuentran la extracción asistida por ultrasonido, extracción asist...

En México algunos vegetales tienen propiedades medicinales y se han utilizado desde tiempos prehispánicos. Debido al incremento personas con diabetes mellitus (DM) surge la necesidad de desarrollar estrategias para la prevención del desarrollo y el tratamiento de esta enfermedad mediante productos naturales. En los mercados mexicanos existen difere...

Se determinó el efecto de la adición de xoconostle en la fermentación ruminal in vitro de rastrojo de maíz con objeto de reducir la emisión de metano. Estudios previos han demostrado que el xoconostle contiene compuestos bioactivos con actividad antimicrobiana potencial que mejoran la fermentación ruminal. Se adicionaron el 0.0%, 2.0%, 4.0% y 6.0%...

Los gases efecto invernadero contribuyen de manera directa al cambio climático, actualmente uno de los principales problemas de la humanidad, existiendo en años recientes una preocupación debida al incremento en sus emisiones como resultado de la actividad humana en general y de la ganadería en particular. El propósito de esta nota es difundir algu...

Tilapia production was 4.2 million tons in 2016, and almost half of the production came from aquaculture. At the same time, organic waste from breeding increases as the demand for tilapia production. An alternative to using such waste is the production of energy and organic fertilizers. The use of a co-substrate can help to achieve the moisture con...

The Festuca arundinacea Schreb. is one of the most used forage grasses due to its duration, productivity, great ecological breadth, and adaptability. Livestock has been criticized for its large production of greenhouse gases (GHG) due to forage. The advancement of science has led to an increase in the number of studies based on nanotechnologies; NP...

Films made from a mixture of Chayotextle starch-Gelatin (SG) were prepared in concentrations of SG13, SG22 and SG31 respectively. Two controls were considered; gelatin (G) and starch films (S). Glycerol was added as a plasticizer to all treatments at 2%. G treatment presented higher elasticity, permeability and solubility in comparison to those tre...

In the present study, the effects of ultrasound (10, 20, and 30 min) on the bioactive compounds, antioxidant capacity, enzymatic inhibition, and in vitro digestion of six honey extracts from the Oaxaca state, Mexico, were analyzed. Significant differences were found in each honey extract with respect to the ultrasonic treatment applied (p < 0.05)....

Festuca arundinacea Schreb. is a widely used type of forage due to its great ecological breadth and adaptability. An agricultural intervention that improves the selenium content in cultivated plants has been defined as bio-fortification, a complementary strategy to improve human and non-human animals’ nutrition. The advancement of science has led t...

Silver nanoparticles were successfully synthesized using Thuja orientalis aqueous extract and AgNO3 as a precursor. UV–Vis showed a distinct absorption peak at 424 nm attributed to silver nanoparticles due to their surface plasmon resonance. Atomic absorption analysis reflected an increase in the concentration of nanoparticles in relation to the pr...

The objective of this research was to determine the content of total phenols, total flavonoids, and the antioxidant and antimicrobial activity of the ethanolic extracts of propolis obtained by two methodologies during in vitro digestion. Ethanolic extracts of propolis were obtained by ultrasound and maceration and the yield and content of the bioac...

The extraction of lycopene was carried out with three types of vegetable oils (grape, extra virgin olive, and peanut) by means of two methods: agitation and high-intensity ultrasound with a frequency of 20 kHz at an amplitude of 80% with periods of 40 s of sonication for 20 min at a temperature of 40 °C. The antioxidant determination by inhibition...

La diabetes mellitus es una enfermedad prevalente en todo el mundo, se debe a una pérdida progresiva de la secreción adecuada de insulina [5] en México el uso de plantas medicinales es una práctica común para tratar esta enfermedad, se estima que se utilizan al menos 800 plantas para tratar la diabetes en México [10], de las cuales hay muy poca evi...

El pescado y los productos obtenido a través de la pesca son una fuente importante de proteínas; y que al paso de los años ha incrementado su relevancia para la alimentación de los seres humanos en todo el mundo. Sin embargo, al igual que otros productos obtenidos de animales, existe la probabilidad de que se encuentren presentes diferentes organis...

Milk is the most consumed dairy product in the world and for humans is one of the major sources of beneficial biocomponents. Lipids from oilseeds can be transferred to milk from cows or converted to other biomolecules with nutraceutical effects, resulting in healthier milk. However, there is a great uncertainty with regard to the effect of some var...

There are two types of milk whey obtained from cheese manufacture: sweet and acid. It retains around 55% of the nutrients of the milk. Milk whey is considered as a waste, creating a critical pollution problem, because 9 L of whey are produced from every 10 L of milk. Some treatments such as hydrolysis by chemical, fermentation process, enzymatic ac...

Mole sauce is one of the traditional Mexican foods; it is a complex mixture of ingredients of diverse origins that directly influence its nutritional value. The objective of this study was to investigate the antioxidant properties and nutritional components in five varieties of mole from Hidalgo in Mexico namely verde (V), ranchero (R), almendrado...

The use and application of NPs have increased during the several last years because these nanosized materials have properties and characteristics never seen before. For example, this kind of material increases the performance of devices of which they are part. Currently, copper NPs are used in widely diverse applications worldwide, even though stud...

Las enfermedades en plantas ocasionadas por hongos fitopatógenos limitan la producción de cultivos a nivel mundial, hasta ahora el principal método de control han sido los fungicidas sintéticos, pero su uso descontrolado ocasiona severos problemas a la salud y al medio ambiente. Actualmente se buscan alternativas amigables con el medio ambiente; lo...

Los carbohidratos son una amplia familia de moléculas que forman parte importante de la dieta y representan sustratos óptimos para la obtención de energía. Desde hace algunos años los carbohidratos han sido investigados por la posible asociación de su consumo elevado con el desarrollo de patologías crónicas. En la década de los 80´s surgió un conce...

This study was aimed at evaluating the effect of a nanoemulsion containing the bioactive compounds of orange essential oil and xoconostle (Opuntia oligacantha C.F. Först) on maintaining and improving the quality of the shelf life of tomato fruits. The nanoemulsion was applied as a coating on the whole fruits during physiological maturity; the treat...

Physicochemical, rheological, structural and sensory parameters of the gluten-free English bread added with pregelatinized red potato flour (RPF) (Oxalis tuberosa) were studied. Five treatments were performed with 0, 6.6%, 13.2%, 19.8% and 26.4% of RPF. In a first stage the texture, physical parameters, and crumb structure were evaluated. According...

The acid fruit of the "xoconostle" cactus belongs to the genus Opuntia family of cacti. It is used as a functional food for its bioactive compounds. Several studies reported that xoconostle fruits have a high amount of ascorbic acid, betalains, phenols, tannins, and flavonoids. These compounds confer antioxidant, antibacterial, anti-inflammatory, a...

Honey has long been used as a food and has been reported to have potential health benefits. In this work, total phenol content, colour and antioxidant and hepatoprotective activities of honey samples of different floral origins from the State of Hidalgo, Mexico were explored using in vitro assays. Hepatoprotective activity was measured by inhibitit...

The genus Aeromonas is a group of bacteria that is widely distributed in water bodies and belongs to the normal intestinal microbiota of aquatic and terrestrial animals. In the present work, rainbow trout fingerlings were experimentally infected by an immersion bath with different Aeromonas species. Subsequently, the behavior of the infected groups...

Abstract Currently, hundreds of different nanomaterials with a broad application in products that make daily lives a little bit easier, in every aspect, are being produced on an industrial scale at thousands of tons per year. However, several scientists, researchers, politics, and ordinary citizens have stated their concern regarding the life cycle...

Non-communicable diseases such as gastric inflammatory diseases and the hepatic pathologies are mainly related to bad lifestyle habits such as recurrent consumption of non-steroidal antiinflammatory drugs (NSAIDs), excessive intake of alcohol, tobacco, steroids (high doses), alkaline agents, strong acid foods, and high-fat food, and Helicobacter py...

Actualmente en México el padecimiento de enfermedades inflamatorias de caracter gástrico y hepáticas ha venido aumentando con mayor frecuencia de acuerdo al Instituto Nacional de Estadística y Geografía (INEGI, 2021) siendo la gastritis y la Enfermedad del Hígado No Graso (EHGNA) las más recurrentes. Éstas se relacionan principalmente con el estilo...

Hoy en día la industria alimentaria busca nuevas tecnologías que permitan aumentar la vida útil de productos frescos. Los recubrimientos alimenticios son una tecnología económica y amigable con el medio ambiente, dichas capas de recubrimiento pueden desarrollarse de lípidos, polisacáridos y proteínas funcionando como barreras contra el vapor de agu...

Flowers have traditionally been used in the production of various dishes to improve the sensory aspects of food. In this study, the nutritional and functional composition of cactus flowers was evaluated for their possible use in the food industry. The objective of this research was also to identify the main secondary metabolites of flowers by HPLC/...

The effect of ultrasound on the crystal size, phenols, flavonoids, Maillard products and antibacterial activity of crystallized honeys was studied. Three multifloral honeys (M), one monofloral (MO) and one honeydew (HD) honey were used. Ultrasound was performed at 42 kHz for different times (0, 5, 10 and 15 minutes). The antibacterial activities we...

The objective of this study was to compare the effects of the incorporation of microcapsules or nanoemulsions with Opuntiaoligacantha on the quality of fresh cheese. Three treatments were established: Control, cheese with microcapsules (Micro), and cheese with nanoemulsion (Nano). The parameters evaluated were physicochemical (moisture, ash, fat, p...

The impact of incorporating bioactive compounds of xoconostle in a double emulsion (DE) formulation in emulsified pork meat products during storage was evaluated. The DE was prepared using xoconostle extract, canola oil, and whey protein. Meat products containing different percentages of DE (MPDE) were formulated: 0% (control), 5%, 10%, 20%, and 30...

Nematodes of the Anisakidae family have the ability to infest a wide variety of aquatic hosts during the development of their larval stages, mainly marine mammals, aquatic birds, such as pelicans, and freshwater fish, such crucian carp, these being the hosts where the life cycle is completed. The participation of intermediate hosts such as cephalop...

Cactus acid fruit (Xoconostle) has been studied due its content of bioactive compounds. Traditional Mexican medicine attributes hypoglycemic, hypocholesterolemic, anti-inflammatory, antiulcerogenic and immunostimulant properties among others. The bioactive compounds contained in xoconostle have shown their ability to inhibit digestive enzymes such...

The emulsifying properties of Oxalis tuberosa starch (native and chemically modified) were evaluated in Pickering emulsions based on the emulsification index, emulsion stability over time and emulsion morphology. The best conditions of chemical modification were found by esterification of starch with octenyl succinic anhydride (OSA) at a concentrat...

In this study, the preparation of a milk whey-based beverage with the addition of different concentrations of hydrolyzed collagen (0.3%, 0.5%, 0.75%, and 1%) was carried out. The control was considered at a concentration of 0%. Physicochemical properties, viscosity, antioxidant activity, and microbiological parameters were evaluated. The 1% collage...

Over the past decade, consumers have demanded natural, completely biodegradable active packaging serving as food containers. Bioactive plant compounds can be added to biopolymer-based films to improve their functionality, as they not only act as barriers against oxidation, microbiological, and physical damage, they also offer functionality to the f...

Sclerotinia sclerotiorum es un hongo fitopatógeno que causa la enfermedad conocida como podredumbre algodonosa que infecta cultivos de interés agronómico. El objetivo de este estudio fue evaluar la actividad antifúngica del extracto acuoso de Argemone mexicana L. conocida comúnmente como chicalote contra Sclerotinia sclerotiorum, el extracto se obt...

Livestock is an activity that generates employment and foods for human consumption. The ruminants are fundamental for the conversion of forage resources into foods and traction due to the symbiotic association with the ruminal microbiota. In this context, this manuscript describes the importance of ruminants as generators of resources, but its adve...

Múltiples estrategias para disminuir la emisión de gases efecto invernadero por los rumiantes han sido propuestas. Los compuestos fenólicos del xoconostle han mostrado diversa actividad antimicrobiana, por lo que el objetivo del presente estudio fue evaluar el efecto de distintas concentraciones de xoconostle en la fermentación in vitro de rastrojo...

El presente trabajo reporta los cambios existentes en la reformulación de emulsiones cárnicas donde se sustituyó la grasa animal por una formulación de emulsión múltiple (ME), a los diferentes tratamientos (Control, reformulaciones con ME al 30, 20, 10 y 5% de su formulación) se les realizaron análisis proximales para conocer los cambios generados...

Currently, some concerns regarding the potential toxicity of nanoparticles (NP) on the environment have emerged. The effect of ZnO, TiO2, and Fe2O3 NP on corn (Zea mays L.), common beans (Phaseolus vulgaris L.), nanobioremediation of polycyclic aromatic hydrocarbons (PAH), and soil organisms from agricultural or forest soils was studied at laborato...

The objective of the present study was to determine the effect of the application of a nanoemulsion made of orange essential oil and Opuntia oligacantha extract on avocado quality during postharvest. The nanoemulsion was applied as a coating in whole fruits, and the following treatments were assessed: concentrated nanoemulsion (CN), 50% nanoemulsio...

Currently, nanoencapsulation of bioactive compounds is promising, and is one of the methods that has been proven very effective. The development of food-grade nanoemulsions is in a state of constant innovation due to the interesting features that this method of encapsulation has, such as small droplet size, kinetic stability and appearance. With th...

In order to improve the quality of food and extend its shelf life, preservation methods have been developed. Edible films have aroused potential interest in food preservation due to their ability to maintain quality product attributes. The objective of this research was to incorporate nanoencapsulated compounds of cactus pear “xoconostle” (Opuntia...

Acid cactus fruits “xoconostle” have been used since the pre-Columbian period as a treatment against diverse diseases. In this study, bioactive compounds (phenols and flavonoids) and the in vitro inhibition effect against α-amylase and α-glucosidase were evaluated. Four different extracts of cactus acid fruits were prepared from (1) endocarp, (2) m...

Consumers demand so-called natural in which additive and antioxidant preservatives are from natural origin. Research focuses in using extracts from plants and fruits that are rich in bioactive compounds such as phenolics and betalains, but these are also prone to interact with proteins and are exposed to suffer degradation during storage. In this w...

The objective of this study was the incorporation of a water–oil (W/O) nanoemulsion for the partial substitution of pig fats and the addition of antioxidant compounds in an emulsified meat system (EMS). The nanoemulsion was formulated with orange essential oil and cactus acid fruit (xoconostle). The treatments were different percentages (0, 1, 2, 3...

The extraction and enzymatic hydrolysis of collagen from sheepskins at different times of hydrolysis (0, 10, 15, 20, 30 min, 1, 2, 3 and 4 h) were investigated in terms of amino acid content (hydroxyproline), isoelectric point, molecular weight (Mw) by sodium dodecyl sulphate polyacrylamide gel electrophoresis (SDS-PAGE) method, viscosity, Fourier-...

El chile chiltepín o piquín (Capsicum annuum) es un recurso silvestre de amplia distribución geográfica en la República Mexicana. El objetivo del trabajo fue evaluar el efecto de malla sombra negra, roja, blanca, azul y cubierta de plástico con base en el contenido de fenoles totales y capacidad antioxidante en frutos de chiltepín. Se analizaron en...

Crop protection plays a vital role in food production worldwide. Nanotechnologies are increasingly being used to protect traditional crops and to breed new crops with excellent traits. The control of pests, weeds, and diseases as well as crop genetic modifications are currently being improved through nanobiotechnologies such as pollen magnetofectio...

Crop protection plays a vital role in food production worldwide. Nanotechnologies are increasingly used to protect traditional crops and to breed new crops with excellent traits. The control of pest, weeds, and diseases, as well as crop genetic modifications, are currently being improved through nanobiotechnologies such as pollen magnetofection and...

The use of unconventional sources is very relevant in the food area. In the present study the development of active films with the addition of bioextract (BE) or microencapsulated bioextract (MBE) from xoconostle (Opuntia oligacantha) on chayotextle starch was investigated. The film formulations were: 4 g of chayotextle starch, 2 g of glycerol and...

Las enfermedades de plantas causadas por hongos son uno de los factores más importantes que afectan la producción de cultivos a nivel mundial, estos son la principal causa de pérdidas económicas reportadas. Actualmente, se diseñan diversos métodos para el manejo y control de estas enfermedades. En el presente trabajo se elaboró una nanoemulsión a b...

La ortiga (Euphorbiaceae Cnidoscolus aconitifolius) perteneciente a las angiospermas, crece al centro-sureste de México. Esta planta es utilizada de manera artesanal en algunos municipios de Hidalgo para la elaboración de queso fresco. En el siguiente trabajo, se obtuvo el extracto vegetal de la hoja, el cual se utilizó como coagulante a diferentes...

Agronanobiotechnology is a term that refers to the intersection of agronomy, nanotechnology, and biotechnology. Agronanobiotechnology is a discipline in which tools from nanotechnology are developed and applied to the study of agronomic and biological phenomena. The objective of this chapter is to present cutting-edge knowledge regarding agronanobi...

La adición de compuestos bioactivos tales como antioxidantes y antimicrobianos a películas biodegradables, puede mejorar sus propiedades funcionales y convertirlas en empaques activos, a ello se complementan nuevas tecnologías como el uso de nanoencapsulación, con el fin de atender a la problemática de seguridad y calidad a la que hoy en día se enf...

Se hace una revisión de antimicrobianos de origen natural para el control y prevención de microorganismos patógenos transmitidos por los alimentos. El uso de aditivos químicos sintéticos crean preocupación debido a los múltiples efectos adversos sobre la salud y el medio ambiente, por tanto el uso de antimicrobianos de origen natural pueden satisfa...

En este trabajo se realizó una revisión acerca de adición de compuestos bioactivos naturales usando emulsiones dobles al yogurt como alimento funcional.

Selenium (Se) has been supplied to ruminants in concentrations higher than that of their established tolerable maximum, but its effects on the ruminal fermentation are scarcely documented. Our objective of this study was to evaluate the effect of Se added to in vitro fermentation of oats hay. The treatments were: control, Se20, Se40, Se60 and Se80...

Los rumiantes emiten metano (CH4) y bióxido de carbono (CO2) hacia la atmósfera, principalmente a partir de la fermentación de carbohidratos solubles y estructurales. Estos gases de efecto invernadero (GEI) favorecen el cambio climático y su concentración cada vez mayor en la atmósfera acelera el calentamiento global. Por ello, se han desarrollado...

The growing demand for food in urban areas generates an increasing amount of organic wastes, including vegetable residues. The management of these wastes can lead to greenhouse gases emissions (GHG) through its process, including collection, transportation, and accumulation in landfills. To identify the potential GHG from vegetable residues, in vit...

La presente revisión contribuye al conocimiento de tecnologías emergentes, como el ultrasonido en el tratamiento de la miel y su efecto sobre la cristalización, compuestos bioactivos e hidroximetilfurfural.

Se ha demostrado que el xoconostle (Opuntia oligacantha) es una excelente fuente de compuestos con posible actividad biológica, entre sus compuestos se encuentran ácidos fenólicos y flavonoides; los cuales tienen efecto antimicrobiano y antioxidante, efecto similar al mostrado por aceites esenciales como el de naranja, rico en terpenos y flavonoide...

The synthesis of engineered nanomaterials (ENMs) has increased in recent years because novel and unexpected properties and applications have been found to such a degree that hundreds of scientists have published concerns and evidence regarding the toxicology of ENMs. However, most of the reported findings have been inconsistent, so more research is...

Tomatoes are important for human diet due to their content of bioactive compounds. However, is little known about behavior of these compounds during fruit shelf life. The goal of this research was to evaluate the effects on bioactive compounds of tomato fruits stored during different times and conditions, obtained from tomato plants developed under...

The objective of this study was to explore the effects of liquefying honey by ultrasound in five honeys with different botanical source. The ultrasound treatments were at a frequency of 42 kHz for 5, 10 and 15 min. The effects on crystal size, 5-hydroxymethylfurfural (HMF), colour, phenolic acids, flavonoids and antioxidant activity 2,2′-azino-bis(...

En este trabajo se evaluó el efecto del secado por aspersión sobre la bioactividad y el color de extractos (pulpa, cáscara y/o sus mezclas) de frutos de Opuntia spp. y sus mezclas. Las microcápsulas fueron obtenidas con una temperatura de entrada de 175 °C, usando goma de mezquite como material de pared. Se determinó que el secado por aspersión tuv...

La necesidad de disminuir la producción de empaque alimenticios a base de materiales sintéticos en los últimos años ha impulsado la investigación para crear empaques totalmente biodegradables y para lograrlo se están elaborando empaques a base de polímeros de origen natural, los cuales presentan deficiencias para ser aplicados como empaques, por lo...

The aim of this study was to evaluate the antioxidant properties of a fresh and dehydrated litchi pericarp (Litchi chinensis Soon) with respect to different infusion times (0, 3, 5, 8, 10, 12 and 15 min), as well as its toxicity was tested. The quantification of phenolic compounds, color intensity, ºBrix and pH were also calculated. On the other ha...

Three experimental variables [methanol concentration, extraction time, and material‐to‐solvent ratio (w/v)] were optimized in the ultrasonic‐assisted, Box‐Behnken extraction of biocompounds (total phenols and flavonoids) from xoconostle ( Opuntia oligacantha ) to determine the antibacterial activity against Salmonella typhimurium and Staphylococcus...

El xoconostle (Opuntia oligacantha C. F. Först) posee compuestos antioxidantes con grandes beneficios nutricionales y de salud, aunque presentan el inconveniente que al ser extraídos se degradan en un lapso de tiempo corto, perdiendo sus propiedades benéficas, por lo que surge la necesidad de protegerlos de su degradación. Por tal motivo, el objeti...

Se determinó la actividad antibacteriana de una miel comercial. Las determinaciones se realizaron por medio de bioensayos por el método de vertido en placa, utilizando las siguientes cepas patógenas Salmonella sp., Bacillus subtilis P. aeruginosa, L. monocytogenes, Escherichia coli, Staphilococcus aureus, probando tres diferentes concentraciones (5...

Se estudió el comportamiento poscosecha de los frutos de xoconostle Ulapa (Opuntia oligacantha C. F. Först), por efecto del corte e índices de madurez, bajo condiciones de temperatura ambiente y almacenamiento refrigerado a 5°C. Se evaluaron ocho tratamientos; índice 1+5°C+Corte bueno, índice 1+5°C+Corte malo, índice 2+5°C+corte bueno, índice 2+5°C...

Many researchers have reported the relationship between the oxidative stress and the chronic-degenerative diseases as cancer, diabetes, Alzheimer among others. The chronic-degenerative diseases are caused by free radicals. For this reason, one of the best strategies to avoid this type of diseases is the consumption of food with a higher concentrati...

In this study, the effects of thermal processing in the antibacterial activity of four multifloral honeys were determined. The thermal treatments were carried out at 30, 40, 50, 60, 70 and 80C, and the following characteristics were determined: total phenols and antibacterial activity of three gram‐positive bacteria ( B acillus subtilis , S taphylo...