Evidence map›Paper›PMID 40527928›Full record

Articlenpj antimicrobials and resistance2025

Impact of stereochemical replacement on activity and selectivity of membrane-active antibacterial and antifungal cyclic peptides.

Sandeep Lohan, Anastasia G Konshina, Eman H M Mohammed, Naiera M Helmy, Srishhti K Jha, Rakesh Kumar Tiwari, Innokentiy Maslennikov, Roman G Efremov, Keykavous Parang

Abstract read
In one paragraph

Article in npj antimicrobials and resistance, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

6 citing papers in PubMed.

  1. Review
  2. Article
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  4. Review
  5. Review
  6. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Sandeep LohanCenter for Targeted Drug Delivery, Department of Biomedical and Pharmaceutical Sciences, Chapman University School of Pharmacy, Harry and Diane Rinker Health Science Campus, Irvine, CA, USA.
Anastasia G KonshinaShemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Moscow, Russian Federation.
Eman H M MohammedCenter for Targeted Drug Delivery, Department of Biomedical and Pharmaceutical Sciences, Chapman University School of Pharmacy, Harry and Diane Rinker Health Science Campus, Irvine, CA, USA.
Naiera M HelmyCenter for Targeted Drug Delivery, Department of Biomedical and Pharmaceutical Sciences, Chapman University School of Pharmacy, Harry and Diane Rinker Health Science Campus, Irvine, CA, USA.
Srishhti K JhaStructural Biology Research Center, Department of Biomedical and Pharmaceutical Sciences, Chapman University School of Pharmacy, Harry and Diane Rinker Health Science Campus, Irvine, CA, USA.
Rakesh Kumar TiwariCenter for Targeted Drug Delivery, Department of Biomedical and Pharmaceutical Sciences, Chapman University School of Pharmacy, Harry and Diane Rinker Health Science Campus, Irvine, CA, USA.
Innokentiy MaslennikovStructural Biology Research Center, Department of Biomedical and Pharmaceutical Sciences, Chapman University School of Pharmacy, Harry and Diane Rinker Health Science Campus, Irvine, CA, USA.
Roman G EfremovShemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Moscow, Russian Federation.
Keykavous ParangCenter for Targeted Drug Delivery, Department of Biomedical and Pharmaceutical Sciences, Chapman University School of Pharmacy, Harry and Diane Rinker Health Science Campus, Irvine, CA, USA. parang@chapman.edu.

Funding

Development of Broad-Spectrum Cyclic Amphiphilic Peptides against Multidrug-Resistant BacteriaR41AI164997 · NIAID · AJK BIOPHARMACEUTICAL LLC · PI KAZEMINY, ASSAD, TIWARI, RAKESH K · 2022 to 2023
$597k
AJK Biopharmaceutical 500495Ministry of Science and Higher Education of the Russian Federation Agreement No. 075-15-2024-536NIAID NIH HHS R41 AI164997NIH HHS 1R41AI164997-01A1
6 · The paper itself

Abstract

Herein, we report a library of 7-mer macrocyclic peptides designed by systematically replacing one, multiple, or all L-amino acids with their D-isomers in our previously identified hit compounds. Lead peptides, 15c and 16c, showed broad-spectrum activity against bacteria (Gram-positive minimum inhibitory activity (MIC 1.5-6.2 µg/mL and Gram-negative MIC 6.2-25 µg/mL) and fungi (MIC = 3.1-25 µg/mL). Additionally, peptides 15c and 16c showed rapid kill kinetics and biofilm degradation potential against both bacteria and fungi, while resistance development was not observed. The antimicrobial effect of these macrocyclic peptides was attributed to their membranolytic action, which was confirmed by calcein dye leakage assay and scanning electron microscopy analysis. Both peptides, 15c (HC

Identifiers

PMID40527928
PMCPMC12174330

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.