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Department of Pharmacology

 

Corrigendum: An enhanced pattern detection and segmentation of brain tumors in MRI images using deep learning technique

Wed, 18/06/2025 - 11:00

Front Comput Neurosci. 2025 Jun 3;19:1570979. doi: 10.3389/fncom.2025.1570979. eCollection 2025.

ABSTRACT

[This corrects the article DOI: 10.3389/fncom.2024.1418280.].

PMID:40529250 | PMC:PMC12170620 | DOI:10.3389/fncom.2025.1570979

A flexible, high-throughput system for studying live mRNA translation with HiBiT technology

Mon, 16/06/2025 - 11:00

Nucleic Acids Res. 2025 Jun 6;53(11):gkaf496. doi: 10.1093/nar/gkaf496.

ABSTRACT

HiBiT is an engineered luciferase's 11-amino-acid component that can be introduced as a tag at either terminus of a protein of interest. When the LgBiT component and a substrate are present, HiBiT and LgBiT dimerize forming a functional luciferase. The HiBiT technology has been extensively used for high-throughput protein turnover studies in cells. Here, we have adapted the use of the HiBiT technology to quantify messenger RNA (mRNA) translation temporally in vitro in the rabbit reticulocyte system and in cellulo in HEK293 cells constitutively expressing LgBiT. The assay system can uniquely detect differences in cap, 5'UTR, modified nucleotide composition, coding sequence optimization and poly(A) length, and their effects on mRNA translation over time. Importantly, using these assays we established the optimal mRNA composition varied depending on the encoded protein of interest, highlighting the importance of screening methods tailored to the protein of interest, and not reliant on reporter proteins. Our findings demonstrated that HiBiT can be easily and readily adapted to monitor real-time mRNA translation in live cells and offers a novel and highly favourable method for the development of mRNA-based therapeutics.

PMID:40521662 | DOI:10.1093/nar/gkaf496

Revisiting the Conventional Extraction of Protein Isolates from Faba Beans: Recovering Lost Protein from Sustainable Side Streams

Fri, 13/06/2025 - 11:00

Foods. 2025 May 28;14(11):1906. doi: 10.3390/foods14111906.

ABSTRACT

As the global demand for sustainable protein sources grows, valorizing side streams in plant protein processing has become crucial. This study revisits the conventional alkaline-isoelectric extraction of faba bean protein isolates, introducing an enhanced mass balance-driven approach to recover underutilized protein fractions from typically discarded side streams. Through strategic pH manipulation and centrifugation, four distinct protein fractions were recovered with purities ranging from 34.6% to 89.6%, collectively recapturing a significant portion of the 16% protein loss in standard processing. SDS-PAGE and FTIR analyses confirmed the structural diversity among the recovered fractions, with albumin-rich and globulin-rich profiles exhibiting unique spectral and electrophoretic signatures. Functionally, fractions B and D exhibited superior water- and oil-holding capacities, indicating their potential utility in food formulations requiring enhanced moisture and lipid retention. In contrast, fraction C, characterized by low water-holding capacity and high solubility, may be better suited to applications prioritizing emulsification performance, such as in dairy or meat analogs. This study not only highlights the feasibility of reclaiming high-quality protein from industrial byproducts but also underscores the potential of these recovered proteins in diverse food and non-food sectors, including pharmaceuticals and cosmetics. These findings contribute to circular economy strategies by transforming waste into value-added ingredients with functional and commercial significance.

PMID:40509434 | DOI:10.3390/foods14111906

Reversing the triad of anaesthesia in a cannot intubate, cannot oxygenate emergency. Comment on Br J Anaesth 2024; 133: 190-2

Fri, 06/06/2025 - 11:00

Br J Anaesth. 2025 Jun 5:S0007-0912(25)00294-6. doi: 10.1016/j.bja.2025.04.044. Online ahead of print.

NO ABSTRACT

PMID:40480913 | DOI:10.1016/j.bja.2025.04.044

Computationally designed haemagglutinin with nanocage plug-and-display elicits pan-H5 influenza vaccine responses

Fri, 06/06/2025 - 11:00

Emerg Microbes Infect. 2025 Jun 6:2511132. doi: 10.1080/22221751.2025.2511132. Online ahead of print.

ABSTRACT

The increasing spread of highly pathogenic avian influenza (HPAI) A/H5 viruses poses a pandemic threat. Circulating clade 2.3.4.4b viruses have demonstrated rapid transcontinental dissemination, extensive reassortment, epizootic spread and potential sustained mammal-to-mammal transmission, signifying a heightened risk of becoming a human pathogen of high consequence. A broadly protective, future-proof vaccine against multiple clades of H5 influenza is urgently needed for pandemic preparedness. Here, we combine two novel vaccine technologies to generate a Digitally Immune Optimised and Selected H5 antigen (DIOSvax-H5inter) displayed multivalently on the mi3 nanocage using the SpyTag003/SpyCatcher003 conjugation system. Mice immunised with DIOSvax-H5inter Homotypic Nanocages at low doses demonstrate potent, cross-clade neutralising antibody and T cell responses against diverse H5 strains. DIOSvax-H5inter Homotypic Nanocages provide a scalable vaccine candidate with the potential for pan-H5 protection against drifted or newly emergent H5 strains. This World Health Organization preferred characteristic is essential for prospective strategic stockpiling in the pre-pandemic phase.Trial registration: ClinicalTrials.gov identifier: NCT06145178..

PMID:40476519 | DOI:10.1080/22221751.2025.2511132

Functional characterization of the store-operated calcium entry pathway in naked mole-rat cells

Tue, 03/06/2025 - 11:00

Open Biol. 2025 Jun;15(6):250052. doi: 10.1098/rsob.250052. Epub 2025 Jun 4.

ABSTRACT

Naked mole-rats (NMRs, Heterocephalus glaber) are highly unusual rodents exhibiting remarkable adaptations to their subterranean habitat and resistance to developing various age-related diseases such as those related to abnormal cell proliferation or cancer, neurodegeneration and inflammation. In other rodents, as well as humans, a ubiquitous Ca2+ influx pathway, namely the store-operated Ca2+ entry (SOCE), has been implicated in all these diseases. SOCE is triggered by intracellular Ca2+ store depletion resulting in interaction of Stim proteins with Orai proteins, the putative homologues of which appear to be present in the NMR genome, but no functional characterization of SOCE in NMRs has yet been conducted. In this study, we provide the first functional and pharmacological characterization of SOCE in NMR using both excitable and non-excitable cells.

PMID:40460874 | DOI:10.1098/rsob.250052