Designing an anticancer Pd(II) complex as poly(ADP-ribose) polymerase 1 inhibitor.

Targeting DNA repair mechanisms, particularly PARP-1 inhibition, has emerged as a promising strategy for developing anticancer therapies. we designed and synthesized two 2-thiazolecarboxaldehyde thiosemicarbazone palladium(II) complexes (C1 and C2), and evaluated their anti-cancer activities. These Pd(II) complexes exhibited potent PARP-1 enzyme inhibition and demonstrated considerable antiproliferative activity against various cancer cell lines.

Genome-wide identification and expression analysis of the BBX gene family in Lagerstroemia indica grown under light stress.

B-box proteins (BBX) play pivotal roles in the regulation of numerous growth and developmental processes in plants, particularly the light-mediated biosynthesis of pigments. To elucidate the role of BBX transcription factors in the anthocyanin biosynthetic pathway of Lagerstroemia indica leaves, this study identified 41 BBX genes in the L. indica genome.

Genome-wide analysis of GRAS gene family and functional identification of a putative development and maintenance of axillary meristematic tissue gene PlGRAS22 in Paeonia ludlowii.

The GRAS gene family, is instrumental in a myriad of biological processes, including plant growth and development. Our findings revealed that Paeonia ludlowii (Stern & G.Taylor) D.

A critical view of silk fibroin for non-viral gene therapy.

Exogenous genes are inserted into target cells during gene therapy in order to compensate or rectify disorders brought on by faulty or aberrant genes. However, gene therapy is still in its early stages because of its unsatisfactory therapeutic effects which are mainly due to low transfection efficiency of vectors, high toxicity, and poor target specificity. A natural polymer with numerous bioactive sites, good mechanical qualities, biodegradability, biocompatibility, and processability called silk fibroin has gained attention as a possible gene therapy vector.

Shading stress promotes lignin biosynthesis in soybean seed coat and consequently extends seed longevity.

The macromolecular components of the seed coat, particularly lignin, play a critical role in regulating seed viability. In the maize-soybean intercropping (MSI) system, shading stress was reported to enhance the viability of soybean seeds. However, the specific role of seed coat lignin in this process remains poorly understood.

The potential function of chalcone isomerase (CHI) gene on flavonoid accumulation in Amomum tsao-ko fruit by transcriptome and metabolome.

Flavonoids are the major medicinally active ingredients that exert potential effects in Amomum tsao-ko. In total, 277 flavonoid metabolites were identified in fresh and dried fruits of three different accessions of A. tsao-ko (Amomum tsao-ko), which could be classified into eight classes with more metabolites classified as flavonol.

Synergistic action of multiple degumming-related enzymes secreted by Bacillus subtilis XW-18: Decisive factor for driving the bio-degumming process of raw pineapple leaves.

Degumming, a process of removing gummy substances surrounding fiber, plays a crucial role in preparing plant fibers. This study clearly clarified that the multiple degumming enzymes by Bacillus subtilis XW-18 acted as a decisive factor for driving bio-degumming process of raw pineapple leaves. Firstly, PCR analysis verified that B.

The hidden weavers: A review of DNA/RNA R-loops in stem cell biology and therapeutic potential.

R-loops, three-stranded nucleic acid structures composed of RNA-DNA hybrids, are increasingly recognized as central regulators of genomic stability and transcription. These structures play critical roles across various cellular processes, including DNA replication, repair, and gene regulation, with significant implications for stem cell biology and disease pathogenesis. This review comprehensively explores the molecular underpinnings of R-loop formation, emphasizing the dual nature of R-loops in both facilitating normal cellular functions and contributing to genomic instability.

Structural characterization of complex tannins from Euryale ferox fruit peels and their inhibitory mechanisms against tyrosinase activity and melanogenesis.

Tyrosinase is a rate-limiting enzyme for melanogenesis and abnormal melanin production can be controlled by utilizing tyrosinase inhibitory substances. To develop potent and safe inhibitors of tyrosinase, complex tannins a narrowly distributed plant polyphenols were prepared from the fruit peel of Euryale ferox (EPTs) and then structurally characterized, as well as investigated for their inhibitory effects and the involved mechanisms against tyrosinase activity and melanogenesis. The structures of EPTs were established to consist of 63.

Development of pH and enzyme dual responsive chitosan/polyaspartic acid nanoparticle-embedded nanofibers for fruit preservation.

This study focuses on the development and application of tea polyphenol-loaded chitosan/polyaspartic acid nanoparticles (TP@CS/PASP-Nps) embedded within polyvinyl alcohol (PVA) nanofibers to extend the shelf life of fruit. The nanofibers were fabricated using electrospinning, which enhanced the stability and uniform dispersion of the nanoparticles. Experimental results demonstrated that the TP@CS/PASP nanoparticles exhibit significant pH and protease-responsive release of TP, with a cumulative release of 56.

Polysaccharides from Cynanchum auriculatum Royle ex Wight ameliorate symptoms of hyperglycemia by regulating gut microbiota in type 2 diabetes mellitus mice.

Type 2 diabetes mellitus (T2DM) represents a chronic metabolic disorder characterized by disrupted carbohydrate and lipid balance, resulting in hyperglycemia. This study evaluated the impact of polysaccharides derived from Cynanchum auriculatum Royle ex Wight (CRP) on mitigating hyperglycemia and modulating intestinal microbiota in T2DM mice. Findings indicated that CRP is mainly linked by →6)α-D-Glcp-(1→ and CRP-H demonstrated greater efficacy than CRP-L in regulating hypoglycemic-related indicators such as serum high-density lipoprotein cholesterol (HDL-c) level.

Identification of G-quadruplex nucleic acid structures by high-throughput sequencing: A review.

G-quadruplexes (G4s) are non-canonical nucleic acid secondary structures formed by guanine-rich DNA or RNA sequences. These structures play pivotal roles in cellular processes, including DNA replication, transcription, RNA splicing, and protein translation. High-throughput sequencing has significantly advanced the study of G4s by enabling genome-wide mapping and detailed characterization.

AP2M1 as the potential biomarker for prediction of the response of atopic dermatitis to Dupilumab therapy: Multi-omics analysis and evidence.

Many atopic dermatitis (AD) patients have suboptimal responses to Dupilumab therapy. This study identified key genes linked to this resistance using multi-omics approaches to benefit more patients. We selected a prospective cohort of 54 CE treated with Dupilumab from the GEO database.

A polysaccharide from Morchella esculenta mycelia: Structural characterization and protective effect on antioxidant stress on PC12 cells against HO-induced oxidative damage.

Morchella esculenta (L.) Pers. is considered a precious edible and medicinal fungus due to its strict growth environment requirements, difficult to cultivate, resulted in expensive in the market.

In situ growth of ZIF-8 nanoparticles on pure chitosan nanofibrous membranes for efficient antimicrobial wound dressings.

Bacterial infections and excessive accumulation of wound exudates remain the main obstacles and clinical challenges to the healing of chronic cutaneous wounds. Conventional dressings are commonly used medical materials for acute wound care, but they do not possess the bacterial infection resistance required for chronic wound treatment. Herein, we prepared pure chitosan nanofibrous membranes (C) by electrospinning with poly(ethylene oxide) (PEO) as a sacrificial additive and then loaded with zinc-based metal-organic framework (MOF) as a novel antimicrobial wound dressing.

The pivotal role of CRIHSP sequences in orchestrating antigen receptor diversity and genomic stability within antigen receptor germline genes.

The mechanisms underlying antigen receptor germline gene diversification have always been a topic of intensive study. Here, we discovered that the frequency of stem-loop sequences in the antigen receptor germline gene region is remarkably higher than the genomic background. By analyzing these stem-loop sequences' similarity and distribution patterns, we found that clustered regularly interspaced homologous stem-loop pairs (CRIHSP) are widely present on the germline genes of antigen receptors in different species.

Polysaccharides isolated from Cibotium barometz attenuate chronic inflammatory pain: Molecular chemical structure and role of phenylalanine.

This investigation represents a pioneering effort to examine the therapeutic effects of PCB specifically in the context of CFA-induced mice, as well as to elucidate the underlying mechanisms that facilitate such effects. Our study utilized advanced methodologies, namely high-performance liquid chromatography coupled with mass spectrometry (HPLC-MS)-based metabolomics, alongside comprehensive multivariate data analysis, to identify a distinctive metabolic profile associated with acute inflammation. Through our analyses, we discovered that several potential metabolites were significantly implicated in a variety of critical metabolic pathways.

Protein molecular structures of USP53, NPY2R, and DCTN1-AS1 and impact on tumors: Analysis of prognostic biomarkers for diffuse large B-cell lymphoma.

In the past few years, three protein molecules-USP53, NPY2R, and DCTN1-AS1-have garnered significant attention in scientific research due to their potential implications in tumor development. Mass spectrometry and proteomics techniques were used to analyze the three-dimensional structure of these protein molecules and predict their active sites and functional domains. The effects of USP53, NPY2R and DCTN1-AS1 on biological behavior of tumor cells were studied by constructing gene knockout and overexpression cell models.

CircNIPBLL modulates the inflammatory response against Eimeria tenella infection via sponging gga-miR-2954.

Coccidiosis, a parasitic disease caused by Eimeria protozoa that parasitizes intestinal tissues of chicken, poses a challenge to the development of the poultry industry. circRNAs are a class of circular RNA macromolecules crucial in the immune response to pathogens. Previous studies have shown that gga-miR-2954 inhibits the inflammatory response to Eimeria tenella (E.

CDK1 inhibitor RO-3306 enhances BTKi potency in diffuse large B-cell lymphoma by suppressing JAK2/STAT3 signaling.

Diffuse large B-cell lymphoma (DLBCL) is the most common type of lymphoma in adults, which characterized by a high degree of heterogeneity in terms of clinical presentation, molecular phenotype, and genetic features. However, approximately 30 %-40 % of patients are refractory to standard chemotherapy, and their prognosis is poor. The emergence of small-molecule inhibitors, such as Bruton's tyrosine kinase inhibitors (BTKi), has greatly improved the treatment of DLBCL; however, drug resistance associated with small-molecule inhibitors has greatly limited their clinical application.

Baculovirus protein kinase 1 activates AMPK-protein phosphatase 5 axis to hijack transcription factor EB for self-proliferation.

Baculovirus causes lethal nuclear polyhedrosis in insects, whereas its regulatory mechanism on host transcription has not been fully illustrated. Herein, Bombyx mori nucleopolyhedrovirus (BmNPV) infection caused dephosphorylation and thus cytoplasmic-nucleo translocation of transcription factor EB (BmTFEB) by inhibiting Mechanistic target of rapamycin complex 1 (MTORC1), while upregulating Adenosine monophosphate-activated protein kinase (AMPK) signaling to promote self-proliferation through the rival protein kinase 1 in Bombyx mori. Significantly, B.

Utilization of structure-specific lignin extracted from coconut fiber via deep eutectic solvents to enhance the functional properties of PVA nanocomposite films.

This study utilized deep eutectic solvents (DES) based on choline chloride/lactic acid (ChCl/LA) to deconstruct coconut fibers. The effects of DES with different temperatures and molar ratios on the yield of lignin, recovery rate of residues, structural changes in lignin and solid residues, and saccharification efficiency were investigated. The results showed that acidic DES treatment effectively deconstructed the coconut fibers, resulting in a high lignin yield of 68.

Identification of novel phenolic inhibitors from traditional Chinese medicine against toxic α-synuclein aggregation via regulating phase separation.

Parkinson's disease (PD), a neurodegenerative disorder without cure, is characterized by the pathological aggregation of α-synuclein (α-Syn) in Lewy bodies. Classic deposition pathway and condensation pathway contribute to α-Syn aggregation, and liquid-liquid phase separation is the driving force for condensate formation, which subsequently undergo liquid-solid phase separation to form toxic fibrils. Traditional Chinese Medicine (TCM) has a long history in treating neurodegenerative disease, herein; we identified chemicals from herbs that inhibit α-Syn aggregation.

Live-cell FRET assay on the stoichiometry and affinity of the YAP complexes in MCF-7 cells.

Yes-associated protein (YAP), a focal point of current biological research, is involved in regulating various life processes. In this report, live-cell fluorescence resonance energy transfer (FRET) imaging was employed to unravel the YAP complexes in MCF-7 cells. Fluorescence imaging of living cells co-expressing CFP (cyan fluorescent protein)-YAP and YFP (yellow fluorescent protein)-LATS1 (large tumor suppressor 1) plasmids revealed that YAP promoted LATS1 oligomerization around mitochondria.