Example sentences for: substances

How can you use “substances” in a sentence? Here are some example sentences to help you improve your vocabulary:

  • ALT = alanine transaminase; AST = aspartate transaminase; MDA = malondialdehyde; ROIs = reactive oxygen intermediates; TBA = thiobarbituric acid; TBARS = thiobarbituric-acid-reacting substances; TPN = total parenteral nutrition.

  • The morphology of primary afferent central terminals, dorsal horn neurons, and descending systems, together with their chemical neuroanatomy, synaptic arrangements, transmitter systems, and functional properties have been extensively documented [ 1 2 3 4 5 ] . However, the molecular/chemical neuroanatomy of the dorsal horn is a subject that is constantly being revised and updated as improved techniques reveal new insights into classical pathways or substances that are localized in the spinal cord.

  • Unless the samples are used in an on-site toxicity test the day of collection (or hand delivered to the testing laboratory for use on the day of collection), it is recommended that they be held at 0-6°C until used to inhibit microbial degradation, chemical transformations, and loss of highly volatile toxic substances.

  • In contrast, a recent study in Japan indicated that the consumption of green tea was not associated with either a reduction or an increase in gastric cancer rates [ 31 ] . This raises concern as to the ability of polyphenols derived from green tea to afford protection from mutagenic substances or limit the progression of established cancer.

  • Personnel collecting effluent samples and conducting toxicity tests should take all safety precautions necessary for the prevention of bodily injury and illness which might result from ingestion or invasion of infectious agents, inhalation or absorption of corrosive or toxic substances through skin contact, and asphyxiation due to a lack of oxygen or the presence of noxious gases.


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