minimum effective concentration

USAGE SUMMARY

The phrase "minimum effective concentration" is correct and usable in written English.
It is typically used in scientific or medical contexts to refer to the lowest concentration of a substance that produces a desired effect. Example: "The researchers determined the minimum effective concentration of the drug needed to achieve therapeutic results."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

34 human-written examples

It has been reported as a narrow therapeutic index drug that may cause severe nephritis and neurotoxicity at high concentration and fails to produce pharmacological effect below minimum effective concentration [ 13].

BioMed Research International

Analgesic effect is related to serum drug concentration; the minimum effective concentration (MEC) defines the level of serum drug level required to provide analgesia [ 19].

Advances in Therapy

Based on pharmacokinetic (PK) and pharmacodynamic (PD) analyses, a model that quantitatively explains the in vivo effects of ECyd was proposed, using the concept of minimum effective concentration.

International Journal of Pharmaceutics

However, an improved correlation between in vivo activity and the minimum effective concentration (MEC) – the lowest dose of drug that causes morphologic effects on fungal hyphae – was observed [ 12].

BMC Infectious Diseases

Because of these fluctuations in drug plasma levels, the drug concentration could fall below the minimum effective concentration or exceed the minimum toxic concentration.

Nanoscale Research Letters

Background and Objectives: Whether patients titrate themselves to an individualized blood or plasma opioid concentration (the so-called minimum effective concentration or [MEC]) has been debated extensively.

Regional Anesthesia and Pain Medicine

Human-verified similar examples from authoritative sources

Similar Expressions

26 human-written examples

However, these parameters can only be used to compare different formulations of the same triptan, and not different triptans, since data about the time-course of plasma concentrations in connection with the dose and response are missing, and we do not know the minimum effective concentrations of oral triptans which have different potency.

The Journal of Headache and Pain

Comparison of minimum effective concentrations showed caspofungin to be significantly more active against the E. nidulans isolates (p<0.05).

Emerging Infectious Diseases

They define NTIDs as those having less than a twofold difference in the minimum toxic concentrations and minimum effective concentrations in the blood and those for which specific drug treatment control fees are approved as remuneration for treatment [ 32].

European Journal of Clinical Pharmacology

Figure 3A shows the frames of the chemotaxis (performed on the EZ-TAXIScan) induced by different molecules at 0, 5, and 10 min to determine the minimum effective concentrations of the fMLF derivatives.

Bioconjugate Chemistry

Minimum effective concentrations of all treatments (hyaluronan, 100 μg/ml; monoclonal anti-human MIF antibody, 50 μg/ml; anti-sense MIF mRNA, 200 ng/ml); resulted in a small but significant reduction in cell numbers 24 h post-treatment and 48 h post-treatment when compared to untreated control cells (Fig. 2B, p < 0.01).

BMC Cancer

Expert writing Tips

Best practice

When discussing drug dosages, clearly specify the units of measurement for the "minimum effective concentration" to avoid ambiguity and ensure accurate interpretation.

Common error

Avoid using "minimum effective concentration" (MEC) interchangeably with "minimum inhibitory concentration" (MIC). MEC refers to the lowest concentration that produces a desired effect, while MIC specifically refers to the lowest concentration that inhibits microbial growth.

Linguistic Context

The phrase "minimum effective concentration" functions as a noun phrase, where "minimum" and "effective" act as adjectives modifying the noun "concentration". Ludwig AI indicates that it is grammatically sound and widely used.

Expression frequency: Common

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Academia

0%

Ludwig's WRAP-UP

In summary, "minimum effective concentration" refers to the lowest concentration of a substance needed to produce a desired effect, primarily in scientific and medical contexts. As Ludwig AI confirms, the phrase is grammatically correct and its usage is common in scientific literature. When using this phrase, specify measurement units to avoid ambiguity, and differentiate it from related terms like "minimum inhibitory concentration". Consider alternatives like "lowest effective concentration" or "minimal effective concentration" for variety. Based on Ludwig's analysis, the term is strongly associated with scientific discussions.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

lowest effective concentration

Replaces "minimum" with "lowest", emphasizing the bottom threshold of effectiveness.

minimal effective concentration

Substitutes "minimum" with "minimal", indicating the least amount needed for effect.

minimum concentration for effectiveness

Rephrases to highlight the concentration's role in achieving effectiveness.

minimum efficacious concentration

Uses "efficacious" instead of "effective", stressing the capability to produce a desired result.

minimum therapeutic concentration

Specifies a therapeutic context, indicating the concentration required for treatment.

minimum inhibitory concentration

Focuses on inhibition, referring to the lowest concentration that prevents growth.

minimum active concentration

Replaces "effective" with "active", highlighting the concentration needed for activity.

threshold effective concentration

Uses "threshold" to emphasize the boundary at which effectiveness begins.

minimum effective dose

Shifts the focus from concentration to dose, the quantity administered.

minimum level for effective action

Rephrases to emphasize the level needed for effective action.

FAQs

How is the "minimum effective concentration" determined?

The "minimum effective concentration" (MEC) is typically determined through experimentation, where varying concentrations of a substance are tested to identify the lowest concentration that produces a statistically significant effect. This can involve in vitro or in vivo studies depending on the context.

What factors can affect the "minimum effective concentration" of a drug?

Several factors can influence the MEC of a drug, including individual patient characteristics (e.g., age, weight, genetics), the presence of other medications, the route of administration, and the specific formulation of the drug. These factors can affect how the drug is absorbed, distributed, metabolized, and eliminated, thereby altering the concentration required for efficacy.

How does the "minimum effective concentration" relate to the therapeutic window?

The "minimum effective concentration" (MEC) defines the lower boundary of the therapeutic window. The upper boundary is defined by the minimum toxic concentration. Ideally, a drug's concentration should remain within this window to achieve efficacy without causing toxicity.

What are some alternatives to "minimum effective concentration"?

You can use alternatives like "lowest effective concentration", "minimal effective concentration", or "minimum active concentration" depending on the context.