¿Qué mueve a una persona a decidir descontaminar, él solo, las aguas de un humedal equivalente a mil doscientas piscinas olímpicas? Para el biólogo Marino Morikawa; la respuesta es simple: "ahi, yo jugaba de niño ".

There are studies that found a higher prevalence of antibodies against Helicobacter pylori (Hp) in patients with hyperemesis gravidarum, compared to asymptomatic pregnant women. Objective. To determine the relationship between seropositivity to Hp and the presence of nausea and vomiting during the first 20 weeks of gestation in pregnant women of a hospital network, from March to December 2015. Material and methods. Unmatched case-control studies in pregnant women until 20 weeks of gestation. The Rhodes’ index for nausea and vomiting classified pregnant women in cases (9-40 points) and controls (8 points). Hp seropositivity was defined as IgG ≥ 1.1 U/mL. The association between Hp and nausea and vomiting of pregnancy was determined by logistic regression analysis controlling for age, parity, gestational age and socioeconomic status. Results. A total of 108 patients were included, 21 c...

Estudio para determinar la relación entre la seropositividad a Helicobacter pylori (Hp) y la presencia de náusea y vómitos durante las primeras 20 semanas del embarazo, en gestantes de una red hospitalaria, entre marzo y diciembre de 2015. La asociación entre Hp y náusea y vómitos del embarazo se determinó con el análisis de regresión logística, controlando por edad, paridad, edad gestacional y nivel socioeconómico. Se incluyeron un total de 108 pacientes, 21 controles y 87 casos.