exogenous substances

USAGE SUMMARY

The phrase "exogenous substances" is correct and usable in written English.
It is typically used in scientific or medical contexts to refer to substances that originate from outside an organism or system. Example: "The study focused on the effects of exogenous substances on cellular metabolism."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Comment, A. The benefits of not using exogenous substances to prepare substrates for hyperpolarized MRI.

Nature

Impermeant exogenous substances (e.g., DNA, proteins, peptides, dyes) can thus be introduced into the cells.

Microelectronic Engineering

Other than exogenous substances, islet transplantation is a promising therapy for T1DM through regulating glycometabolism accordingly by blood glucose level of the organism5.

Nature

Microdialysis is a sampling technique allowing measurement of endogenous and exogenous substances in the extracellular fluid surrounding the probe.

Advanced Drug Delivery Reviews

Of all the exogenous substances that interact with the human body, food is by far the most important in terms of quantity, complexity, mode of interaction, frequency, and hence its impact on human health and wellbeing.

Nature

The oral detection and analysis of exogenous substances is proposed to be the primary stimulus for the mechanism of drug tolerance.

Journal of Theoretical Biology

Organic anion transporting polypeptide 1B1 (Oand1B1) and OATP1B3 are human hepatocyte transporterS that mediate the uptake of various endogenous and exogenous substances.

Drug Metabolism and Pharmacokinetics

Endocrine disruptors, sometimes also referred to as hormonally active agents, are exogenous substances that act like hormones in the endocrine system and disrupt the physiological function of endogenous hormones.

Catalysis Today

While toxicity may often occur following the systemic distribution of exogenous substances via the respiratory tract, it is the situation when toxicity occurs at the airway portal-of-entry that pose a particular challenge in the mapping of the dosimetry.

Experimental and Toxicologic Pathology

The skin plays a crucial role as a barrier against exogenous substances, pathogens and mechanical stresses.

Progress in Biomaterials

To develop the use of autotrophic biocatalysts for reduction of exogenous substances, mechanistic studies on biocatalytic reduction reactions are necessary.

AMB Express

Expert writing Tips

Best practice

When discussing the origin of substances, use "exogenous substances" to clearly indicate that they come from outside the system being studied. This is especially important in scientific and medical contexts where the distinction between internal and external sources is crucial.

Common error

Avoid using "exogenous substances" interchangeably with "endogenous substances". "Exogenous" refers to substances originating outside an organism or system, while "endogenous" refers to those originating within. Using the wrong term can lead to confusion about the source and effects of the substances being discussed.

Linguistic Context

The phrase "exogenous substances" functions as a noun phrase, typically serving as the subject or object of a sentence. It refers to substances originating from outside a biological system. Ludwig AI confirms its correctness and usability.

Expression frequency: Very common

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Ludwig's WRAP-UP

The phrase "exogenous substances" is a grammatically sound and frequently used term, particularly in scientific and medical fields, to denote substances originating from outside a system. Ludwig AI confirms its validity and common usage. Its primary function is to categorize substances based on their external origin, aiding in discussions about biological and environmental systems. While alternatives like "external agents" or "foreign compounds" exist, "exogenous substances" provides a specific and precise meaning crucial in technical contexts. When using this phrase, ensure clarity in distinguishing it from "endogenous substances" to avoid confusion.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

xenobiotic compounds

A more technical term for foreign chemical substances found within an organism that are not naturally produced or expected to be present.

external agents

Focuses on the external origin of the agents, similar to "exogenous substances".

foreign compounds

Highlights the foreign nature of the compounds, implying they are not native to the system.

administered substances

Highlights the fact of administering substances into a biological system, for example drugs.

introduced substances

Emphasizes the act of introducing substances from an external source.

non-native elements

Stresses the non-native origin of the elements within a system.

environmental contaminants

Specifically refers to contaminants originating from the environment.

exogenous factors

Wider meaning, the term relates not just to substances but also to every factors that originate from outside a system.

synthetic materials

Highlights materials of synthetic origin, contrasting with naturally occurring ones.

pharmaceutical agents

Relates specifically to pharmaceutical substances introduced to a system.

FAQs

How do I use "exogenous substances" in a sentence?

"Exogenous substances" are often discussed in scientific or medical contexts. For example: "The study focused on the effects of "exogenous substances" on cellular metabolism."

What's the difference between "exogenous substances" and "endogenous substances"?

"Exogenous" refers to substances that originate from outside an organism or system, while "endogenous" refers to substances that originate from within the organism or system.

What are some examples of "exogenous substances"?

Examples of "exogenous substances" include medications, pollutants, and nutrients from food.

Are "exogenous substances" the same as "foreign substances"?

The terms are very similar, with "foreign substances" being a more general term. "Exogenous substances" is typically used in scientific and medical contexts to specifically denote external origin in biological systems.