No 4 Vol 5 2020

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Bionatura Vol 5 No 4 2020 EDITORIAL
Bionatura Vol 5 No 4 2020 EDITORIAL
	The race for a coronavirus vaccine Gerardo Ferbeyre, Nelson Santiago Vispo
CARTA AL EDITOR / LETTER TO EDITOR
	Estudios “Solidaridad” a la medida de Latinoamérica "Solidarity" studies tailored to Latin America Samuel Pecho-Silva, Ana Claudia Navarro-Solsol, Vicky Panduro-Correa, Alfonso J. Rodriguez-Morales, Kovy Arteaga-Livias
	Scientifically unproven therapeutic treatments for COVID-19 Martín S. Marcial-Coba
INVESTIGATION / RESEARCHS
	Comparative Pilot Study Between a Tomographic Score and RT-PCR to Determine Diagnostic Prediction in Patients with COVID 19 Jorge Luis Vélez-Paez, Rafael Salazar-Montesdeoca, Juan Pablo Echeverría, Steffy Reinthaller-Subía, Sebastián Vásquez-Barzallo, Andrea Villegas-Polanco, Santiago Xavier Aguayo-Moscoso
	Treatment of SARS-CoV-2 (COVID-19) cases by the oral administration of montelukast tablet Ameneh Norouzi
	Asociación entre la hipertensión arterial y factores de riesgo modificables en sujetos de la población de “La bota” Quito, 2017 Association between arterial hypertension and modificable risk factors in subjects of the “la bota” population Quito, 2017 Yadira Pilataxi, Martha Fors.
	Modeling of the spatial distribution of the vector Aedes Aegypti, transmitter of the Zika Virus in continental Ecuador by the application of GIS tools Mario Bolivar Balseca Carrera, Oswaldo Padilla Almeida and Theofilos Toulkeridis
	mRNA level of genes related to apoptosis in a colitis model in rats treated with epidermal growth factor Juan Roca, Hanlet Camacho, Ana Aguilera, Isabel Guillen, Yuneisy Delgado, Yiliam Bermudez, Dania Bacardí, José Suarez Alba, Daniel Palenzuela
	Exploración de la actividad antibacteriana de Metformina frente a Escherichia coli, Staphylococcus aureus y Pseudomonas aeruginosa Exploration of the antibacterial activity of Metformin against Escherichia coli, Staphylococcus aureus and Pseudomonas aeruginosa Pool Marcos-Carbajal, Christian Allca-Muñoz, Ángel Urbano-Niño, Alberto Salazar-Granara
	Successful in-vivo treatment of mice infected with Candida glabrata using silver nanoparticles Teeba H. Mohammad, Mohsen H. Risan, Gamal A. El-Hiti, Dina S. Ahmed, Emad Yousi
	Antimicrobial Activity of Herbal Mixture Extract Combination on Microorganisms Isolated from Urinary Tract infection Risala H Allami, Raghad S. Mouhamad, Sura A. Abdulateef , Khlood abedalelah al-Khafaji
	Comparative study between ECL and ELISA to determine the reliable range of Estradiol in the treatment of infertility Sadeghitabar Ali, Maleki Narges^, Armand Maryam, Nasiri Reza
	Obtención de un extracto rico en carotenoides con capacidad antioxidante a escala de banco a partir de residuos agroindustriales del tomate de árbol (Solanum betaceum) Obtaining an extract rich in carotenoids with antioxidant capacity on a bank scale from agro-industrial residues of tree tomato (Solanum betaceum) Urbina, Walter Ramiro; Fernández, Danae, López, Orestes Dario, Iraizoz Antonio
	Composition and Occurrence of Fish Fauna from Thanbyuzayat Township, Mon Coastal Area Zarni Ko Ko
	Microbial implications of beef fat and pork fat in the environment Chinonye Medline Maduka, Gideon Chijioke Okpokwasili, Akuma Oji, Ugochi Queen Fineboy.
	Combinaciones estables en morfología y polaridad de las ondas electrocardiográficas P, QR y T en bovino, como referencia para el diagnóstico. Stable combinations in morphology and polarity of the electrocardiographic P, QR and T waves in cattle, as a reference for diagnosis. Alberto Pompa Núñez, Dania Yusimí Pompa Rodríguez
	Evaluación de la calidad del agua en el río Alambrado utilizando macroinvertebrados bentónicos como bioindicadores en la zona del embalse de la Laguna de la Mica Assessment of water quality in the Alambrado river using benthic macroinvertebrates as bioindicators in Laguna de la Mica Reservoir Christian García Rengifo; Alexandra Endara González
	Phytochemical screening and anti-inflammatory activity in vitro of ethanolic extract of Epidendrum coryophorum leaves. Irina Francesca González Mera, Orestes Darío López Hernández and Vivian Morera Córdova.
CLINICAL REPORT / REPORTE CLÍNICO
	Reporte de un caso con reacción a la polisulfona durante hemodiálisis. Clínica Reynadial, Guayaquil, 2020 Report of a case with a reaction to polysulfone during hemodialysis. Reynadial Clinic, Guayaquil, 2020 Mario Hernández , Elsa Bernal , Fresia Massuht . Emilio Fors , Yinet Ramírez , Ingrid Figueredo , Raúl Caballero. Martha Fors .
	Síndrome de Sweet asociado a Neoplasias. Reporte de un caso. Sweet Syndrome is associated with neoplasms. Report of a case. Adrian Isacc Nieto Jiménez
	Coexistencia de hemorragia subaracnoidea aneurismática accidentada y tromboembolia pulmonar en paciente con covid-19. reporte de un caso Coexistence of accident aneurismatic subarachnoid hemorrhage and pulmonary thromboembolia in patient with covid-19. report of a case. Jorge Luis Vélez Páez, Santiago Xavier Aguayo Moscoso, Christian Leonardo Mora Coello, Wilson Daniel Alava Muñoz, María José Proaño Constante, Erika Lizeth Sananay Auquilla
REVISION/REVIEW
	Therapeutic approach for COVID-19 – clinical challenges and implementation Faizan Ahmad, Abhichandan Das, Shariq Suleman and Upasana Pathak
	Development of research on COVID-19 by the World Scientific Community in the first half of 2020 Daniel Tinôco and Suzana Borschiver
NOTICIAS Y OPINIONES / NEWS AND VIEWS
	*La Fragata Portuguesa o Aguamala (Physalia* physalis): Importancia en la salud pública** The Portuguese man-of-war or bluebottle (Physalia physalis): Public health importance oxmer Scott-Frías, Esmeralda Mujica de Jorquera Joxmer Scott-Frías,Esmeralda Mujica de Jorquera
	Mechanisms of Nuclear Transport in the cell: RNases in Saccharomyces cerevisiae Bruna Rech and Fernando A. Gonzales-Zubiate
	Modeling the strategies to eradicate rats introduced in the Galapagos Islands Camila Velastegui, Mary Pulgar-Sánchez, Kevin Chamorro
BIOETHICS /BIOÉTICA
	Bioethical Guidelines of 'Extreme Triage' Under Covid: The Question of 'Possible Lives' in Latin America Abril Saldaña-Tejeda