Environmental Toxicology Diary

The common perceived definition of toxicology is “the science of poisons” as well as a more descriptive definition “the study of the adverse effects of chemicals of physical agents on living organisms”. The adverse effects may ranging from immediate death to subtle changes not realized until months or years later.

In the previous post, we’ve […]

Identification, use and records of toxic substances have been known since long time ago. Records from early 1500 B.C. identify plant poisons such as hemlock, aconite and opium, as well as toxic metals such as antimony (Sb), copper (Cu) and lead (Pb). It is quite interesting when ancient people have already such capabilities to identifiy […]

Being a while far from this site. Now I am able to get back with the outline of Environmental Toxicology which will be covered on this site.
Introduction to Toxicology
This will cover historical information about toxicology, sources of chemicals and terms of toxicology.

Second week, Epidemiological and Toxicological Studies
This week I will focus on how to […]

What is the mechanism of teratogenic action?
What are teratogenic agents?
The most dangerous effect of exposure to a toxic substance occurs when it impacts fetal development and the birth of a child. At birth, the number of children identified as having either a major or minor malformation is approximately 5 percent. Toxic agents that cause […]

We often heard mutation, that related to DNA abnormal reactions. Mutation itself has many types and this post will briefly describe possibility for DNA restoration.
How many kinds of mutations?
There are several types, they are spontaneous mutations, induced mutations, large and point mutations, somatic and germinal mutations.
Spontaneuos mutations
Mutations that occur without the introduction of an exogenous […]