Chemical Toxicology
Chemical Toxicology - Related Videos
11:38
High Content Screening Analysis to Evaluate the Toxicological Effects of Harmful and Potentially Harmful Constituents (HPHC)
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Cited by 23 •
2016
The objective of the study was to assess the biological impact of 15 cigarette smoke constituents using a combination of an impedance-based real time cell analyzer and a high-content screening (HCS)-based platform for toxicological assessment in vitro. This study provides information on effective doses, toxicity and modes of action of the tested compounds.
02:52
Chemical Formulas
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2020
A chemical formula presents information about the proportions of atoms constituting a particular chemical compound or molecule, mainly using symbols of elements and numbers. At times other symbols, such as dashes, parentheses, brackets, commas, plus, and minus signs, are also used. A chemical formula can be one of three types – molecular, empirical, and structural. Molecular Formula The molecular formula represents a molecule or a chemical compound using chemical symbols (to indicate the...
03:10
Chemical Equations
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2020
Chemical equations represent the identities and relative quantities of substances involved in a chemical reaction. The substances undergoing reaction are called reactants, and their formulas are placed on the left side of the equation. The substances generated by the reaction are called products, and their formulas are placed on the right side of the equation. Plus signs (+) separate individual reactant and product formulas, and an arrow (→) separates the reactant and product (left and right)...
01:19
Chemical Reactions
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2019
A chemical reaction is a process by which the bonds in the atoms of substances are rearranged to generate new substances. Matter cannot be created or destroyed in a chemical reaction—the same type and number of atoms that make up the reactants are still present in the products. Merely, the rearrangement of chemical bonds produces new compounds. Chemical Reactions Rearrange Atoms into New Substances A chemical reaction takes starting materials—the reactants—and changes them into different...
07:07
Assessment of Endothelial Cell Migration After Exposure to Toxic Chemicals
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Cited by 9 •
2015
Investigation of early endothelial cell (EEC) migration is important to understand the pathophysiology of certain illnesses and to potentially identify novel strategies for therapeutic intervention. The following protocol describes techniques to assess cell migration that have been adapted for the investigation of EEC.
FAQs
Reactive chemicals can harm cells by interacting with cellular targets, disrupting biochemical pathways, or producing damage that extends to organs. Chemical toxicology examines these effects alongside the substance’s movement through the body, helping connect an initial chemical interaction with a clinically relevant outcome. This mechanistic view supports evaluation of adverse effects and safer therapeutic design.
These processes determine how exposure develops within a living system and help explain where a substance may act, how it may be transformed, and how it leaves the body. Considering them together allows toxicologists to interpret harmful effects in relation to exposure rather than examining a chemical interaction in isolation. That context is important when assessing medicine safety.
Exposure information is interpreted with laboratory and clinical evidence to determine whether a substance presents a harmful risk and to support dose limits. The analysis considers how much contact occurs together with absorption, distribution, metabolism, and excretion. In medicine, this evidence-based connection helps distinguish a potentially unsafe exposure from conditions in which a treatment can be monitored and used more safely.
An investigation examines the suspected chemical exposure and the resulting biological effects, then considers how the substance was absorbed, distributed, metabolized, and excreted. Laboratory and clinical evidence can be combined to identify harmful interactions, altered biochemical pathways, or organ damage. The findings help characterize the poisoning and inform medical decisions about safety and treatment.
Therapeutic monitoring uses toxicological evidence to watch for adverse effects while a medicine is being used. Clinicians can interpret observed effects in light of the substance’s behavior in the body and its potential to disrupt cellular targets or biochemical pathways. This supports recognition of unsafe responses and helps maintain treatment decisions within established safety limits.
During pharmaceutical development, toxicology findings reveal whether a candidate chemical produces harmful cellular or organ effects and help characterize adverse effects. Those findings contribute to safer medicines and treatments by informing dose limits, therapeutic monitoring, and broader risk assessment. The same evidence can support regulatory decisions when authorities evaluate the safety of medicines and other chemical products.