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Publications (69)
Aim: This work aimed to evaluate the antiproliferative activity of silver nanoparticles (AgNPs) biosynthesized with aqueous extract of Stenocereus queretaroensis peel (SAgNPs) in pancreatic ductal cancer cells PANC-1. Methods: Nanoparticles were synthesized using 2 mM silver nitrate (AgNO3) and a 1% aqueous extract of Stenocereus queretaroensis pee...
Pancreatic cancer affects many people and is quite aggressive. Metallic nanoparticles may be an alternative treatment for this disease. In this work, the antiproliferative activity of biosynthesized silver nanoparticles was evaluated. Stenocereus queretaroensis peel extract was used as a reducing agent for nanoparticle synthesis; the characterizati...
Metabolic syndrome (MetS) comprises a cluster of metabolic risk factors, which include obesity, hypertriglyceridemia, high blood pressure, and insulin resistance. The purpose of this study was to evaluate the effects of laurate-bioconjugated fructans on pro- and anti-inflammatory cytokines in Wistar rats with MetS induced by a high-fat diet. Laurat...
Parkinson's disease (PD) is the second most prevalent neurodegenerative disease among adults worldwide. It is characterised by the death of dopaminergic neurons in the substantia nigra pars compacta and, in some cases, presence of intracytoplasmic inclusions of α-synuclein, called Lewy bodies, a pathognomonic sign of the disease. Clinical diagnosis...
Bacterial biofilms are a significant problem in the food industry, as they are difficult to eradicate and represent a threat to consumer health. Currently, nanoparticles as an alternative to traditional chemical disinfectants have garnered much attention due to their broad-spectrum antibacterial activity and low toxicity. In this study, silver nano...
The present invention relates to adjuvant microfilaments. The microfilaments are VLPs that are composed of capsid proteins of the Tobacco Etch Virus labeled with 6xHis. The microfilaments of TEV-CP-His show adjuvant activity, stimulating the adaptive immune response when mixed with an antigen, which gives rise to its usefulness in the elaboration a...
Metabolic syndrome is a complex disorder that combines abdominal obesity, dyslipidemia, hypertension, and insulin resistance. Metabolic syndrome affects 25% of the world’s population. Agave fructans have shown positive effects on alterations related to metabolic syndrome, so some investigations have focused on their bioconjugation with fatty acids...
Glial cells are non-neuronal elements of the nervous system (NS) and play a central role in its development, maturation, and homeostasis. Glial cell interest has increased, leading to the discovery of novel study fields. The CRISPR/Cas system has been widely employed for NS understanding. Its use to study glial cells gives crucial information about...
Neurodegenerative disorders are a critical affection with a high incidence around the world. Currently, there are no effective treatments to solve this problem. However, the application of mesenchymal stem cells (MSCs) and antioxidants in neurodegenerative diseases has shown to be a promising tool due to their multiple therapeutic effects. This wor...
Silver nanoparticles (AgNPs) synthesized with plants are widely used in different industries, such as the medical, industrial, and food industries; however, their hazards and risks remain unclear. Here, we aimed to evaluate the toxicological effects of AgNPs in both in vitro and in vivo models. Previously, we developed and characterized green synth...
An inflammation response occurs when the body reacts to exogenous and endo enous noxious stimuli, and it helps the body respond to infection and repair tissues, adapt to stress, and remove dead or damaged cells. Anti-inflammatory drugs such as non-steroidal anti-inflammatory drugs are traditionally used to treat inflammation; however, these drugs o...
Ionic calcium can help in the prevention of the process of osseous decalcification. This study aimed to evaluate the physicochemical properties and toxic effects of ionic calcium-fiber supplement (ICa+) and its impact on bone health preservation in mice C57/BL6 fed a calcium-deficient diet. Physicochemical properties include FTIR, apparent calcium...
Metabolic and neurodegenerative disorders, such as cardiovascular dysfunction, diabetes, and Parkinson's disease, are fundamental health concerns all around the world. The development of novel treatments and new techniques to address these disorders is being actively studied by researchers and medical personnel. In the present chapter, we will disc...
Landfill leachate is a complex mixture of organic and inorganic molecules, as well as environmental pollutants that can cause harm to ecosystems and living beings. The micronucleus test in peripheral blood erythrocytes was used to evaluate the genotoxic and cytotoxic effects of exposure to a landfill leachate from an outdoor solid waste storage sys...
Nowadays, there is a growing interest in the development of medicinal plant-based therapies to diminish the ravages of the inflammatory process related to diseases and tissue damage. Most therapeutic effects of these traditional medicinal plants are owed to their phenolic and antioxidant properties. C. aconitifolius is a traditional medicinal plant...
The synthesis and application of nanomaterials as antioxidants and cytotoxic agents has increased in recent years. Biological methods go beyond the chemical and physical synthesis that is expensive and not friendly to the environment. Foodborne pathogens and microorganisms causing candidiasis are responsible of 5–10% hospitalized patients. The nutr...
The zinc transporter 8 (ZnT8) plays an essential role in zinc homeostasis inside pancreatic β cells, its function is related to the stabilization of insulin hexameric form. Genome-wide association studies (GWAS) have established a positive and negative relationship of ZnT8 variants with type 2 diabetes mellitus (T2DM), exposing a dual and controver...
The zinc transporter 8 (ZnT8) plays an essential role in zinc homeostasis inside pancreatic β cells, its function is related
to the stabilization of insulin hexameric form. Genome-wide association studies (GWAS) have established a positive and
negative relationship of ZnT8 variants with type 2 diabetes mellitus (T2DM), exposing a dual and controv...
Resumen
La enfermedad de Parkinson (EP) es la segunda enfermedad neurodegenerativa más común a nivel mundial en adultos mayores. Se caracteriza por la pérdida de neuronas dopaminérgicas (nDAs) en la sustancia nigra pars compacta del mesencéfalo y en algunos casos acompañada de la aparición de cuerpos intracitoplasmáticos de Lewy de α -sinucleína, s...
Hydrogels provide effective alternatives for drug delivery when therapeutics cannot be applied directly to a wound, or if adverse effects are associated with systemic administration. However, drug delivery vehicles need to be biocompatible and biodegradable and exhibit sufficient mechanical strength to withstand handling and different physiological...
Mesenchymal stem cells (MSCs), defined as plastic adherent cells with multipotent differentiation capacity in vitro, are an emerging and valuable tool to treat a plethora of diseases due to their therapeutic mechanisms such as their paracrine activity, mitochondrial and organelle transfer, and transfer of therapeutic molecules via exosomes. Nowaday...
Neurodegenerative disorders such as Parkinson's and Alzheimer's disease, are fundamental health concerns all around the world. The development of novel treatments and new techniques to address these disorders, are being actively studied by researchers and medical personnel. In the present review we will discuss the application of induced Pluripoten...
Hydrogels with antioxidant activity have shown to significantly improve the standard of care, because they promote efficient wound healing, i.e. regeneration. N-Acetylcysteine (NAC) is an antioxidant amino acid derivative that promotes complete tissue restoration. However, NAC has anticoagulant properties that may also hinder blood coagulation, whi...
Background: Several studies have shown that patients with cancer have antibodies in serum that react with cellular autoantigens, known as Tumor-Associated Antigens (TAA). The present work aimed to determine whether a mini-array comprising four recombinant TAA increases the detection of specific serum antibodies for the diagnosis of early-stage brea...
Introduction
Parkinson's disease (PD) is the second most common neurodegenerative disorder. It is characterised by selective loss of dopaminergic neurons in the substantia nigra pars compacta, which results in dopamine depletion, leading to a number of motor and non-motor symptoms.
Development
In recent years, the development of new animal models...
The patent refers to the process for obtaining glycosidic derivatives of naproxen and salicylic acid (NSAIDs) via green chemistry, which have improvements that impact from the administration of the product, better biostability and very low toxicity.
Studies have shown that mesenchymal stem cell-derived exosomes can enhance neural plasticity and improve cognitive impairment. The purpose of this study was to investigate the effects of mesenchymal stem cell-derived exosomes on neurogenesis and cognitive capacity in a mouse model of Alzheimer’s disease. Alzheimer’s disease mouse models were establ...
The translational gap to treatments based on gene therapy has been reduced in recent years because of improvements in gene editing tools, such as the CRISPR/Cas9 system and its variations. This has allowed the development of more precise therapies for neurodegenerative diseases, where access is privileged. As a result, engineering of complexes that...
The cattle tick Rhipicephalus (Boophilus)microplus is one of the most important ectoparasites for livestock in tropical and subtropical areas around the world. This tick economically impacts cattle production by reducing weight gain and milk production. Moreover, it is a vector of pathogens causing diseases such as babesiosis and anaplasmosis. Conv...
Purpose: To investigate the bioactive and nutritional properties, as well as rapid chemical characterization of aqueous extract of Annona muricata leaf from Mexico Methods: The crude aqueous extract of A. muricata leaf was obtained by decoction. Cytotoxicity was tested against cervicouterine cancer cells (HeLa) using methyl thiazol tetrazolium (MTT...
Los productos medicinales de terapia avanzada (Advanced Therapy Medicinal Products, ATMPs, por sus siglas en inglés), están definidos como productos de terapia génica (GTMPs), terapia celular y somática y productos de ingeniería de tejidos (TEPs). Todos ellos constituyen una clase importante de productos terapéuticos innovadores que están siendo in...
Human induced pluripotent stem cells (hiPSCs) enable in vitro high-throughput pharmacological screening assays of diseased tissue. Together with recent genome-wide association studies (GWAS), hiPSCs enable the identification of key mutations for the development of effective treatments based on precise drugs. In concert with CRISPR/Cas9 systems, hiP...
Introduction: Parkinson's disease is a progressive neurodegenerative disorder characterised by a loss of dopaminergic neurons in the substantia nigra pars compacta, which results in a significant decrease in dopamine levels and consequent functional motor impairment. Development: Although its aetiology is not fully understood, several pathogenic me...
Obesity affects millions of people worldwide, constituting a public health problem associated with premature mortality. Agave fructans decrease fat mass, body and liver weight, and generate satiety in rodents. In the present study the effects of agave fructans on weight control, lipid profile, and physical tolerability were evaluated in obese peopl...
Introduction:
Parkinson's disease (PD) is the second most common neurodegenerative disorder. It is characterised by selective loss of dopaminergic neurons in the substantia nigra pars compacta, which results in dopamine depletion, leading to a number of motor and non-motor symptoms.
Development:
In recent years, the development of new animal mod...
Background:
Previous studies of Citrus spp. peel have shown hypoglycemic and antioxidant activities. Citrus limetta has been studied for its therapeutic properties. Diabetes mellitus (DM) is a health problem in Mexico and worldwide, that takes a vital importance due to its high incidence. Recently, scientists have searched natural sources to contr...
Fructans from agave have received specific attention because of their highly branched fructan content. We have previously reported that the degree of polymerization (dp) influences their biological activity. Therefore, the aim of this study was to investigate the effect of unfractionated and fractionated fructans (higher and lower dps) from Agave t...
Background
Assembly of recombinant capsid proteins into virus-like particles (VLPs) still represents an interesting challenge in virus-based nanotechnologies. The structure of VLPs has gained importance for the development and design of new adjuvants and antigen carriers. The potential of Tobacco etch virus capsid protein (TEV CP) as adjuvant has n...
The cattle tick Rhipicephalus (Boophilus) microplus is a hematophagous ectoparasite of major importance for the livestock industry. It shows a remarkable ability to survive over long periods without feeding. However, the mechanisms used to endure long-term starvation are poorly understood. It is believed that autophagy, a process of intracellular p...
Introduction: Parkinson's disease is a progressive neurodegenerative disorder characterised by a loss of dopaminergic neurons in the substantia nigra pars compacta, which results in a significant decrease in dopamine levels and consequent functional motor impairment. Development: Although its aetiology is not fully understood, several pathogenic me...
Context: Musa paradisiaca has several biological activities within them wound healing, hypoglycemic, hepatoprotective, antimicrobial, antioxidant, among others. However, these properties in peel have been poorly explored. Aims: Evaluate the wound healing activity induced by an incision wound model using methanolic, hexanoic and chloroformic extract...
Diabetes mellitus represents a serious public health problem owing to its global prevalence in the last decade. The causes of this metabolic disease include dysfunction and/or insufficient number of β cells. Existing diabetes mellitus treatments do not reverse or control the disease. Therefore, β-cell mass restoration might be a promising treatment...
Cholesterol control is fundamental for prevention of cardiovascular disorders. In this work, the hypocholesterolemic activity of an aqueous Opuntia ficus-indica extract (AOE) was tested in triton-induced mice. The inhibitory activity on pancreatic lipase enzyme was evaluated in vitro by the same extract. Furthermore, polyphenol content of the extra...
Type 2 diabetes mellitus is one of the most frequent causes of death in Mexico, characterized by chronic hyperglycemia. One alternative strategy for this metabolic abnormality is inhibiting the enzymes responsible for the metabolism of carbohydrates. We evaluated whether the aqueous Citrus limetta peel extract could inhibit the metabolism of carboh...
The cattle tick Rhipicephalus (Boophilus) microplus is the most economically important ectoparasite affecting the cattle industry in tropical and subtropical areas around the world. The principal method of tick control has relied mainly on the use of chemical acaricides, including ivermectin; however, cattle tick populations resistant to ivermectin...
Rhipicephalus (Boophilus) microplus is an obligate haematophagous arthropod and the major problem for cattle industry due to economic losses it causes. The parasite shows a remarkable adaptability to changing environmental conditions as well as an exceptional ability to survive long-term starvation. This ability has been related to a process of int...
Insecticidal activity of essential oil extracted from Morinda lucida was tested on pulse beetle Callosobruchus maculatus, which is a pest that causes serious damage to several pulses. The insecticidal activity was compared with two pesticides, Phostoxin and Primo-ban-20. 120 mixed sex adult C. maculatus were introduced, along with 30 g of cowpeas....
Considerable efforts have been undertaken to produce an effective screening method to reduce lung cancer mortality. Imaging tools such as low-dose computed tomography has shown an increase in the detection of early disease and a reduction in the rate of death. This screening modality has, however, several limitations, such as overdiagnosis and a hi...
The use of vegetal extracts requires toxicological and genotoxic evaluations to establish and verify safety before being added to human cosmetic, pharmaceutical medicine, or alimentary products. Persea americana seeds have been used in traditional medicine as treatment for several diseases. In this work, the ethanolic seed extract of Persea america...
Fructans are dietary fibers with beneficial effects on the gastrointestinal physiology and offer a promising approach for the treatment of some metabolic disorders associated with obesity. In vitro and in vivo studies were developed to test the safety of fructans obtained from Agave tequilana Weber var. azul. Additionally, an in vivo experiment usi...
Epidemiological studies link increased garlic consumption with a reduced incidence of cancer in various human populations. Experimental carcinogenesis studies in animal models and in cell culture systems indicate that several allium-derived compounds exhibit inhibitory effects. To provide a better understanding of the effects of allium derivatives...
Ditaxis heterantha seeds are used as spices for flavoring and coloring food. Two new apocarotenoids derived from the seeds, heteranthin and ditaxin, were evaluated for their in vitro cytotoxic effects in murine lymphoma cells lines. Bioabsorption in mice and preventive and antitumor effects of the apocarotenoids were determined. Ditaxin and heteran...
The genotoxicity of some environmental contaminants may affect human health directly by damaging genetic material and thus plays an important role in cancer development. Xenoestrogens are one kind of environmental pollutants that may alter hormonal routes or directly affect DNA. The number of available biomarkers used to assess genetic risk and can...
To study how the antimicrobial and antioxidant activities of Lippia graveolens essential oils with different composition are affected after the microencapsulation process with beta-cyclodextrin (beta CD).
Three Mexican oregano essential oils (EOs) with different carvacrol/thymol/p-cymene ratios (38 : 3 : 32, 23 : 2 : 42, 7 : 19 : 35) were used in t...
Epidemiological studies link increased garlic (Allium sativum) consumption with a reduced incidence of cancer in various human populations. Experimental carcinogenesis studies in animal models and in cell culture systems indicate that several allium-derived compounds exhibit inhibitory effects and that the underlying mechanisms may involve apoptosi...
Many biomolecules are substances with labile components and can be charged as a result of oxidation, chemical interactions etc. To minimize the harm of these negative processes, microencapsulation is used to entrap liquid substances as essential oils oleoresins in a protective layer of coating material. Different biopolymers have been used in devel...
Ayuda Comprar este artículo Extensión: 7.37 páginas impresas en papel A4 Artículos seleccionados para su compra EVALUACION DE LA ACTIVIDAD GENOTOXICA DE LA HIDRAZIDA MALICA, EL ETIL METANOSULFONATO, LA N-NITROSODIETILAMIDA Y EL GLIFOSATO SOBRE PLANTAS DEL GENERO TRADESCANTIA (especial para SIIC © Derechos reservados) La prueba del cometa en los núc...
To assess the genotoxic activity of N-nitroso diethylamine (NDEA), maleic hydrazide (MH), and ethyl methane sulfonate (EMS) using two systems: the comet assay on nuclei from Tradescantia, and the pink mutation test on Tradescantia staminal hairs (clone 4430).
Tradescantia cups was obtained from Laboratorio de Citogenética y Mutagénesis del Centro d...
Alvarez-Moya, C., Santerre-Lucas, A., Zúñiga-González, G., Padilla-Camberos, E. and Feria-Velasco, A. 2001. A model on Agave tequilana Weber for detection of damaged DNA from diseased cells and cells exposed to glyphosate. Revista Mexicana de Fitopatología 19:78-83. The comet assay is a valuable tool to assess for genetic damage induced by chemical...
SUMMARY The banana shell has therapeutics properties that have not been operated absolutely, even though these properties are registered within the traditional medicine. In order to evaluate the cicatrizants properties of banana shell were used, shell's plaster and endoderm's plaster, as soon as a control group without treatment and a control group...
