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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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but not l

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "but not l" is not correct in English and lacks clarity.
It seems to be an incomplete thought or expression, making it unusable in written English without additional context. Example: "I want to go to the party, but not l..." (this is incomplete and unclear).

⚠ May contain grammatical issues

Science

Human-verified examples from authoritative sources

Exact Expressions

5 human-written examples

However, after prolonged treatment with L, but not L + T, BT474 cells switched from depending on ER as a survival pathway, to relying again on the HER network (increased HER2, HER3, and receptor ligands) to overcome L's effects.

Given the lack of L segment in the RTU strains, we conclude that D segment duplication, but not L segment deletion, is responsible for the growth advantage in xylan-based media.

The AOP3 promoter- AOP3 CDS primer combination generated the expected fragments in the three accessions, whereas the AOP2 combination generated a fragment in Col and Pi but not L er despite repeated attempts.

The observation that Cyclin D1 is predictive of lethal outcome only in H TMA, but not L TMA, is consistent with the finding that the four-marker signature reported by Ding et al (2011) was not predictive of lethal outcome in our L TMA tissue, as well as on low-grade prostate cancer samples (Irshad et al, 2013).

Of the 219 CpG sites showing differential methylation between tumor-adjacent gastric and tumor tissue, 114 were also significantly different between the H and L tumor subgroups (FDR = 0.001) and all of these were hypermethylated in H but not L tumors [Additional file 4].

Human-verified similar examples from authoritative sources

Similar Expressions

54 human-written examples

The major difference between the two lies in the existence of a complete oral closure, which only occurs in [d] but not [l].

The codimension of L SSM is equal to 22 n −1, which coincides with the number of equations given, and thus this set of equations defines L SSM. K81: Since a transversal of SSM\ K81is { e,(A C)(G T }, the hyperplanes p X = p(A T)(C G) X contain L K81 but not L SSM.

criceti, but not L. zeae, was washed out from the bioreactor.

Pretreatment of d-cysteine- or l-cysteine-treated groups with indole-2-carboxylate reversed the gastroprotective effects of d-cysteine but not l-cysteine.

HepG2 and HuH-7 effectively induced cytokine production of both two GPC3 CAR-T cells, but not L-02 cells and the groups containing mock T cells.

A dose of l-arginine (0.3 μg/rat), but not l-NAME, during expression of morphine-induced conditioned place preference produced an increase in locomotion compared with that in the control group.

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Expert writing Tips

Best practice

Avoid using incomplete or nonsensical phrases like "but not l" in formal writing. Ensure clarity and grammatical correctness in your sentences.

Common error

Ensure that the comparison following "but not" is logical and grammatically complete. Replace "but not l" with a meaningful element for correct syntax.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

81%

Authority and reliability

2.2/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "but not l" functions as a conjunction phrase introducing an exception or contrast. However, it's grammatically incomplete and lacks a clear object of comparison. As indicated by Ludwig AI, the phrase lacks clarity.

Expression frequency: Rare

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Academia

0%

Ludwig's WRAP-UP

In summary, the phrase "but not l" is grammatically incorrect and lacks a clear meaning in English. While the individual words are common, their combination in this specific order does not form a coherent or usable phrase. Ludwig AI confirms this assessment. The provided examples predominantly originate from scientific contexts, highlighting the importance of grammatical accuracy, even in specialized fields. For effective communication, replace "but not l" with a grammatically complete and contextually relevant phrase that clearly expresses the intended exception or contrast.

FAQs

How should I correctly use "but not" in a sentence?

The phrase "but not" should be followed by a noun or phrase that provides a clear contrast to the preceding element. For example, "I like cats, but not dogs".

What is a grammatically correct alternative to the ambiguous phrase "but not l"?

Without context, it's hard to provide a specific alternative, but options include "except for", "excluding", or "not including", followed by a noun or phrase.

Is there a difference between "but not" and "and not"?

"But not" implies a contrast or exception, while "and not" simply adds a negative element without necessarily creating a contrast. For example, "I went to the store, but not the bank" (contrast) vs. "I didn't go to the store, and not the bank either" (addition).

When is it appropriate to use "but not" in formal writing?

It's appropriate when you need to clearly express an exception or contrast. For instance, "The policy applies to all employees, but not contractors".

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Source & Trust

81%

Authority and reliability

2.2/5

Expert rating

Real-world application tested

Most frequent sentences: