One Health Approach (16 - 31 July 2020)

One Health Approach

  • One Health approach seems to have been more on the study of zoonotic pathogens, their niche adaptation, epidemiology and transmission
  • Towards the late 19th century, infestation by fungus Phytophthora infestans in potato crops led to starvation and deaths of millions of Irish citizens.
  • Contamination of fruits and leafy vegetables by bacteria like Salmonella and Escherichia coli - cause infectious diarrhoea among 3 to 5 billion people

Overview

  • Burkholderia cepacian which causes pink rot of onions & Pseudomonas aeruginosa which causes bacterial leaf spot of tobacco, are reported to cause human cystic fibrosis
  • 2013 and 2016 to consumption of fresh cucumbers infested with Salmonella
  • Mass flowering of bamboo in India often results in rapid multiplication of rodents that feed on bamboo seeds. Once the seeds are exhausted, they enter human habitations and carry with them bacteria Yersinia pestis that gets easily transmitted to humans and causes plague
  • Salmonella from rodents faeces in the soil to the roots of rock cress Arabidopsis plants.
  • GM food and microRNAs can survive digestion, enter the human body and affect gene expression patterns.

Examrace Team at Aug 20, 2021