Marcos Soto-Hernandez

• Doctor of Philosophy
• Colegio de Postgraduados

Mexican yuca (Yucca decipiens Trel.) is native to the semi-desert region of north-central Mexico. Based on its medicinal uses, the flour produced from its leaves and stems was evaluated to determine new food uses. The flour was characterized based on granulometry, rheology, texture and functional properties, which were analyzed with the RStudio sof...

A meta-analysis of 28 sources of information was conducted, considering different variables in Bixa orellana, with the aim of identifying bioprospective variables. Variables were approached, such as the organ of extraction and extraction method, with 63 biochemical classes and 20 for biological activity, and their states were codified. The statisti...

A meta-analysis of 28 sources of information was conducted, considering different variables in Bixa orellana, with the aim of identifying bioprospective variables. Variables were approached, such as the organ of extraction, extraction method, 63 biochemical classes, and 20 for biological activity, and their states were codified. The statistical ana...

The genus Sechium P. Br. (Cucurbitaceae) includes ten species, two of which are edible. The inedible genotypes are in a fragile ecological niche, since they are not used by rural inhabitants. A rescue and genetic crossing program was designed to identify uses that favor their conservation due to their content of bioactive secondary metabolites (Sm)...

Las células de las plantas llevan a cabo dos tipos de metabolismo, denominados primario y especializado o secundario

El registro actual de los metabolitos secundarios en Sechium edule, frecuentemente no distinguen adecuadamente las especies

Mexico is considered one of the countries with the greatest diversity of the Salvia genus. A significant percentage of its species are known for their use in traditional medicine, highlighting their use as an analgesic. The objective of this work was to determine the chemical composition of the methanolic extracts of S. cinnabarina, S. lavanduloide...

(1) Background: Chayote [Sechium edule Jacq. (Sw.)] is a non-traditional export product; recently, demand has increased due to its nutritional and functional properties. There is a wide diversity of varietal groups (VGs) within this species. Despite this, only virens levis and nigrum spinosum varieties are commercialized on a large scale, while the...

La pascuita (Euphorbia leucocephala Lotsy) es una planta con uso ornamental durante la temporada navideña. La nula existencia de variedades agronómicas y protocolos de reproducción vegetativa eficientes son retos asociados a esta especie. La generación de un protocolo de reproducción in vitro por organogénesis indirecta representa un primer paso pa...

Sechium compositum (Cucurbitaceae) is a wild species that is distributed in the Soconusco region, Chiapas, Mexico, and the border with Guatemala. This species has an intangible biochemical value resulting from the pharmacological relevance of its secondary metabolites. However, as a consequence of the lack of knowledge about its importance, it is b...

Se reportan los efectos del uso de luz LED blanca, roja y azul, durante la reproducción vegetativa de tres plantas con uso medicinal en México: Menta, Hierbabuena y _Plectranthus coleoides_. El porcentaje de enraizamiento, el número de raíces formadas y las características de la parte aerea de las plántulas se modifican en función del color de luz...

A rapid, eco-friendly, and simple method for the synthesis of long-lasting (2 years) silver nanoparticles (AgNPs) is reported using aqueous leaf and petal extracts of Tagetes erecta L. The particles were characterized using UV-Visible spectrophotometry and the analytical and crystallographic techniques of transmission electron microscopy (TEM). The...

The new plant production methods that use artificial light to replace or complement sunlight have proven that changes in the wavelength of incidental light result in variations in growth, development and secondary metabolism of plants, depending on the genotype and other environmental conditions. However, these methods have been scarcely studied in...

Cancer is one of the leading causes of death worldwide, making the search for alternatives for its control a critical issue. In this context, exploring alternatives from natural sources, such as certain vegetables containing a variety of secondary metabolites with beneficial effects on the body and that play a crucial role in the fight against canc...

Raphanus sativus L. cv. Sango, commonly known as red radish, is widely consumed around the world as a vegetable, but its benefit in pain relief is not sufficiently investigated. This study aimed to evaluate the antinociceptive effects of R. sativus and a possible mechanism of action. An aqueous extract of R. sativus sprouts (AERSS) was investigated...

Sechium compositum (Cucurbitaceae) is a wild species that is distributed in the Soconusco region, Chiapas, Mexico, and the border with Guatemala. This species has an intangible biochemical value resulting from the pharmacological relevance of its secondary metabolites. However, as a consequence of the lack of knowledge about its importance, it is b...

The Erythrina genus of the Leguminosae family contains 115 species with morphological variation and great ecological diversity. Around the world, Erythrina species have been widely distributed in southern Mexico and Central America. The genus has been studied for its ornamental or culinary applications [1]. More recently the genus has been evaluate...

Brosimum alicastrum Swarts (known locally as ramón) is a tropical forest species with importance for the food sector; therefore, studying its physio-technical characteristics is essential. The sex ratio was determined in three adult populations of the state of Yucatán, Mexico. The first plantation comprised a total of 312 individuals, 208 males and...

Background: Capsicum spp. grow in environments with different incident radiation, that could modify the plant growth and the concentration of phytochemicals in fruits. Hypothesis: Shading positively affects phenology and fruit yield, decreases the total contents of phenols (TPC), flavonoids (FLV), proanthocyanidins (PAN) and carotenoids (CAT) in f...

Raphanus sativus L. (Brassicaceae), commonly known as radish, is consumed worldwide as a vegetable. However, its benefits on mental health are unknown. The aim of this study was to evaluate its anxiolytic-like effects and safety using different experimental models. An aqueous extract of R. sativus sprouts (AERSS) was pharmacologically evaluated by...

Jaltomata procumbens is a semidomesticated plant species used as food, and the presence of several types of secondary metabolites are detected in one of its forms. Growth conditions, the electrical conductivity (EC) of the nutrient solution, and the pruning management may influence the secondary metabolite content. The objective was to evaluate the...

La presente invención describe la obtención de ácidos anacárdicos antimicrobianos saturados e insaturados, a partir de Amphyterigyum adstringens para inhibir el sistema de secreción tipo 3 de Pseudomonas 5 aeruginosa, más específicamente la secreción de la toxina ExoU. En comparación con el mecanismo de acción de los antibióticos tradicionales que...

em> Background: Fruit yield in vanilla cultivation depends on climatic and genetic factors and management practices; however, studies on the influence of the environment on management systems for vanilla production are still limited. Objective: To evaluate the yield of vanilla fruit in three different management systems in correlation with their c...

The chayote fruit is a nontraditional vegetable belonging to the Cucurbitaceae family. The fruit has an endocarpic recalcitrant seed that emerges postharvest, drastically shortening its shelf life. In this study, the changes during fruit and seed development before and after harvest (ah) are reported. Additionally, in order to investigate how growt...

Cellulose is the main polymer that gives strength to the cell wall and is located in the primary and secondary cell walls of plants. In Cactaceae, there are no studies on the composition of cellulose. The objective of this work was to analyze the crystallinity composition and anatomical distribution of cellulose in Cactaceae vascular tissue. Twenty...

El presente trabajo reporta los efectos en el metabolismo secundario de plantas de tomillo (Thymus vulgaris) al ser sometidas por 35 días a luz LED roja, azul, blanca y dos combinaciones azul-blanca a 25 umol m-2 s-1 y 16 h de fotoperiodo.

Sechium edule shows a wide biological diversity. Hybrids and varieties of Sechium edule have been created, producing fruits of different shapes, sizes, colors, tastes, and textures. These hybrids and varieties have been used as food and in traditional medicine. In this research, the antiproliferative activity of the Madre Negra™ genotype of Sechium...

El icaco (Chrysobalanus icaco L.) es una planta nativa, poco domesticada de América y África, distribuida en algunas zonas tropicales del mundo; sus usos son como alimento, medicinal y ornamental, principalmente. Sus frutos se caracterizan por tener diferencias morfológicas, particularmente en la pigmentación debida a la presencia de antocianinas....

The objective of this research was to determine the traditional use and chemical compounds of leaves and branches of Salix humboldtiana collected in Chumatlan, Veracruz, Mexico by measuring the cultural significance index and the main phytochemicals obtained from crude extracts and analyzed by Thin Layer Chromatography, respectively. Crude extracts...

The objectives of this study were to investigate whether elicitors induce the production of taxoids in Taxus globosa by testing the hypothesis that the cells induce a greater accumulation of taxoids depending on the type and concentration of the elicitor treatment tested. Cell cultures were initiated from Taxus globosa friable calli for producing t...

Vanilla planifolia is an orchid whose origin is the humid tropic of the south of Mexico, a cause of high quality and fine aroma; vanillin has a high added value in the worldwide market; therefore, this current investigation has been focused on the quantification of vanillin concentration which was collected on three different traditional agroecosys...

There are few studies in Mexico aimed at evaluating the genetic variability of Sechium spp. Despite certain biological variants are reported with very high potential to develop antineoplastic supplements to treat public health conditions. Using the Amplified Fragment Length Polymorphism (AFLP) technique, the genetic variability of a sample of 95 ac...

La Moringa oleifera es una planta con gran capacidad de adaptación a diferentes condiciones edafoclimáticas. Los factores ambientales influyen en la morfología y fenología de esta especie. El objetivo fue caracterizar la morfología de 20 accesiones de Moringa oleifera provenientes del sur-sureste de México. Las semillas fueron recolectadas en culti...

Thickening or stunting of Opuntia ficus-indica cladodes is one of the most striking diseases of the crop. It is characterized by the development of abnormally thickened cladodes, dwarfism and malformations. To describe the histological changes and to quantify hormones and nutritional elements in thickened cladodes, microscopic histological sections...

Background: Using molecules that inhibit bacterial virulence is a potential strategy to fight infections, with the advantage that, in contrast to bactericidal compounds, they do not induce resistance. Several compounds with anti-virulence properties have been identified in plants, however, they represent a small portion of the total diversity, and...

Las terapias que inhiben la virulencia se han propuesto como una nueva alternativa para combatir infecciones bacterianas debido a que no generan resistencia. Los fenoles de cadena larga producidos por especies de la familia Anacardiaceae estructuralmente son muy diversos y se encuentran en forma de mezclas complejas. El objetivo de esta investigaci...

En el manejo de la mosca blanca Trialeurodes vaporariorum generalmente se hace uso de plaguicidas organosintéticos, aumentando cada vez más la frecuencia y la dosis de aplicación, lo que provoca resistencia en la plaga a los plaguicidas y eliminación de enemigos naturales, por lo que es imprescindible la búsqueda de alternativas que contribuyan a r...

La piel es el órgano más grande del cuerpo humano y cumple diversas funciones como barrera de protección. Ésta puede verse afectada por lesiones que interrumpen la continuidad de su estructura; y por infecciones microbianas que retardan el proceso de cicatrización. En la medicina tradicional se usan plantas para el tratamiento de heridas mediante i...

Introducción: La vainilla (Vanilla planifolia Jacks. ex Andrews), es una orquídea cuyo fruto beneficiado presenta características organolépticas sobresalientes, siendo la segunda especia más costosa después del azafrán y utilizada como saborizante y aromatizante. Debido a cambios en el patrón climático en la región productora del Totonacapan, en Ve...

RESUMEN Trialeurodes vaporariorum (West.) es un fitófago que causa pro-blemas en plantas de importancia económica y se controla, a manera de alternativa, con la aplicación de extractos vegetales, como los de Erythrina americana Mill. cuyas semillas contienen alcaloides. El objetivo de este estudio fue evaluar la actividad del extracto en metanol, f...

El brócoli contiene glucorafano, este compuesto ha mostrado actividad anticancerígena. El contenido del glucorafano, al igual que otros parámetros de calidad, pueden ser afectados por la precocción a la cual son sometidos los floretes de brócoli para comercializarlos. El presente trabajo tuvo como objeto determinar el efecto de tratamientos de prec...

Taxoids are poly oxygenated diterpenic protoalkaloids present in the bark and leaves of T. globosa. Taxol is an effective chemotherapeutic agent in the treatment of breast cancer, lung and ovary. The objectives of this research were: to induce callus from explants of leaves, improve protocols for the extraction, identification and quantification of...