Acta biochimica Polonica最新文献

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Mitochondrial respiration and nucleotide profiling in human left internal mammary artery from CABG: a novel real-time ex vivo approach. 冠状动脉搭桥后人类左乳腺内动脉线粒体呼吸和核苷酸谱分析:一种新的实时离体方法。
IF 2.2 4区 生物学
Acta biochimica Polonica Pub Date : 2026-07-27 eCollection Date: 2026-01-01 DOI: 10.3389/abp.2026.16877
Alicja Braczko, Andrzej Łoś, Marta Piotrowska, Ada Kawecka, Iga Walczak, Mikołaj Krysiak, Marcin Hellmann, Maciej Brzeziński, Ryszard T Smoleński, Barbara Kutryb-Zając
{"title":"Mitochondrial respiration and nucleotide profiling in human left internal mammary artery from CABG: a novel real-time <i>ex vivo</i> approach.","authors":"Alicja Braczko, Andrzej Łoś, Marta Piotrowska, Ada Kawecka, Iga Walczak, Mikołaj Krysiak, Marcin Hellmann, Maciej Brzeziński, Ryszard T Smoleński, Barbara Kutryb-Zając","doi":"10.3389/abp.2026.16877","DOIUrl":"10.3389/abp.2026.16877","url":null,"abstract":"<p><p>Mitochondrial dysfunction plays a critical role in the pathogenesis of cardiovascular and metabolic diseases. However, direct assessment of mitochondrial respiration in human vascular tissue remains technically challenging. In this study, we present an <i>ex vivo</i> approach for real-time analysis of mitochondrial respiration in human left internal mammary artery (LIMA) grafts obtained during coronary artery bypass grafting (CABG). LIMA segment was collected intraoperatively and processed for bioenergetic assessment using the Seahorse XF Flex 3D Analyzer. Mitochondrial respiration was evaluated using the Mito Stress Test, enabling real-time measurement of oxygen consumption rate (OCR). In parallel, tissue nucleotide levels were quantified using high-performance liquid chromatography (HPLC), allowing complementary assessment of cellular energy status and redox balance. We demonstrate the feasibility of measuring mitochondrial respiration in intact human arterial tissue <i>ex vivo</i>. To our knowledge, this is the first application of the Seahorse XF Flex 3D platform for real-time bioenergetic analysis in intact human vascular tissue. Combined analysis of OCR and nucleotide levels enabled integrated assessment of vascular bioenergetic status. The applied protocol enabled reliable assessment of key bioenergetic parameters, including basal and maximal respiration. This study establishes a novel proof-of-concept workflow for <i>ex vivo</i> bioenergetic profiling of human vascular grafts, providing a platform for future investigations of vascular metabolism in cardiovascular and metabolic disorders.</p>","PeriodicalId":6984,"journal":{"name":"Acta biochimica Polonica","volume":"73 ","pages":"16877"},"PeriodicalIF":2.2,"publicationDate":"2026-07-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13453951/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148704802","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The role of gut microbiome disruption in the development of metabolic dysfunction-associated kidney disease. 肠道微生物群破坏在代谢功能障碍相关肾脏疾病发展中的作用
IF 2.2 4区 生物学
Acta biochimica Polonica Pub Date : 2026-07-24 eCollection Date: 2026-01-01 DOI: 10.3389/abp.2026.16436
Michał Witkowski, Jarosław Przybyciński, Bartosz Wojciuk, Wiktor Czaja, Natalia Gołembiewska, Edyta Gołembiewska
{"title":"The role of gut microbiome disruption in the development of metabolic dysfunction-associated kidney disease.","authors":"Michał Witkowski, Jarosław Przybyciński, Bartosz Wojciuk, Wiktor Czaja, Natalia Gołembiewska, Edyta Gołembiewska","doi":"10.3389/abp.2026.16436","DOIUrl":"10.3389/abp.2026.16436","url":null,"abstract":"<p><p>Metabolic dysfunction-associated kidney disease (MDAKD) is increasingly recognised as a major clinical consequence of the global rise in obesity, type 2 diabetes, hypertension, and cardiovascular disease. Accumulating evidence suggests that the gut microbiota may contribute to the development and progression of metabolic and renal disorders through complex mechanisms involving microbial metabolites, immune activation, and disruption of the intestinal barrier. This review provides an overview of current knowledge regarding the role of the gut microbiota and gut-derived metabolites in the pathogenesis of chronic kidney disease (CKD) associated with metabolic disorders. Special attention is given to short-chain fatty acids, bile acids, N-trimethylamine oxide, branched-chain amino acids, indoxyl sulfate, p-cresol sulfate, and lipopolysaccharides. Accumulating experimental and clinical evidence suggests that dysbiosis may contribute to chronic low-grade inflammation, insulin resistance, endothelial dysfunction, lipotoxicity, and profibrotic signaling pathways associated with kidney injury and cardiovascular complications. The review also identifies significant limitations in current microbiome research, such as the predominance of animal studies, methodological challenges in metabolite quantification, and difficulties in establishing causality in humans. Emerging therapeutic strategies targeting the gut microbiota, including dietary interventions, prebiotics, probiotics, sodium-glucose cotransporter 2 inhibitors, glucagon-like peptide-1 receptor agonists, and faecal microbiota transplantation, may offer novel approaches to slowing CKD progression and improving metabolic health. However, further mechanistic and clinical studies are required to determine the efficacy of microbiota-targeted therapies in MDAKD.</p>","PeriodicalId":6984,"journal":{"name":"Acta biochimica Polonica","volume":"73 ","pages":"16436"},"PeriodicalIF":2.2,"publicationDate":"2026-07-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13447232/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148688345","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Screening performance of the MUS-3600 urine analyzer for urinary tract infection: comparison with urine culture. us -3600尿液分析仪筛选尿路感染的性能:与尿培养的比较。
IF 2.2 4区 生物学
Acta biochimica Polonica Pub Date : 2026-07-16 eCollection Date: 2026-01-01 DOI: 10.3389/abp.2026.16555
Zeynep Mine Yalçınkaya Kara, Leyla Genç, Merve Sena Odabaşı, Elif Aktaş
{"title":"Screening performance of the MUS-3600 urine analyzer for urinary tract infection: comparison with urine culture.","authors":"Zeynep Mine Yalçınkaya Kara, Leyla Genç, Merve Sena Odabaşı, Elif Aktaş","doi":"10.3389/abp.2026.16555","DOIUrl":"10.3389/abp.2026.16555","url":null,"abstract":"<p><strong>Background: </strong>Urine culture is the gold standard for diagnosing urinary tract infections (UTIs), but most samples yield negative results. A rapid and accurate screening method could accelerate reporting, reduce workload, and lower costs. This study aimed to evaluate the diagnostic performance of the MUS-3600 urine analyzer as a screening tool for UTIs.</p><p><strong>Methods: </strong>Urine samples submitted to the microbiology laboratory were analyzed using the MUS-3600 within 10 min of collection. The analyzer uses flow-type micro-imaging and artificial intelligence-based particle classification. Culture results with ≥10<sup>4</sup> CFU/mL were defined as positive; lower counts were negative.</p><p><strong>Results: </strong>For white blood cells (WBC, >39/μL), sensitivity, specificity, PPV, NPV, and elimination rate were 63.4%, 84.5%, 50.8%, 90.1%, and 67.5%, respectively. Bacilli (>103/μL) showed 62.1%, 88.1%, 56.9%, 90.2%, and 70.4%. Suspected cocci (>859/μL) demonstrated lower accuracy (44.4%, 78.7%, 34.5%, 84.9%, and 62.8%). Combining WBC and bacilli yielded the highest elimination rate (77.2%) and NPV (87.9%). The analyzer performed better in males (NPV 93.9%) than in females (NPV 82.1%).</p><p><strong>Conclusion: </strong>The MUS-3600 provides moderate accuracy for UTI screening and may help reduce unnecessary urine cultures, particularly in male patients. However, its limited sensitivity, especially for cocci, prevents its use as a stand-alone screening tool. Further studies are needed to confirm its role as a complementary method for culture elimination.</p>","PeriodicalId":6984,"journal":{"name":"Acta biochimica Polonica","volume":"73 ","pages":"16555"},"PeriodicalIF":2.2,"publicationDate":"2026-07-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13422189/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148629217","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Beyond biochemistry: multiparametric ultrasound parameters and their molecular correlates in cardio-renal-metabolic syndrome. 超越生物化学:多参数超声参数及其在心肾代谢综合征中的分子相关性。
IF 2.2 4区 生物学
Acta biochimica Polonica Pub Date : 2026-07-14 eCollection Date: 2026-01-01 DOI: 10.3389/abp.2026.16873
Marcin L Kutek, Jacek M Witkowski
{"title":"Beyond biochemistry: multiparametric ultrasound parameters and their molecular correlates in cardio-renal-metabolic syndrome.","authors":"Marcin L Kutek, Jacek M Witkowski","doi":"10.3389/abp.2026.16873","DOIUrl":"10.3389/abp.2026.16873","url":null,"abstract":"<p><p>Cardio-renal-metabolic syndrome (CRMS)-characterized by the pathological interplay of visceral adiposity, insulin resistance, chronic kidney disease, and cardiovascular disease-affects over 90% of US adults across its staging spectrum, yet its multi-organ burden remains difficult to assess non-invasively at the point of care. This narrative mini review examines whether multiparametric ultrasound within a single examination can serve as an integrated imaging biomarker set complementary to established molecular markers of CRMS. A narrative search of PubMed (2015-2026) was conducted using PICO-structured queries. The hepatic controlled attenuation parameter and liver stiffness measurement correlate directly with Homeostatic Model Assessment of Insulin Resistance (HOMA-IR), CRP, and adipokine dysregulation, with pooled CAP cutoffs of 268-313 dB/m and elastography thresholds of 8.2-13.6 kPa for fibrosis staging in MASLD. Epicardial adipose tissue thickness correlates with circulating IL-17A (r = 0.308), hs-CRP (r = 0.666), and HOMA-IR (r = 0.567-0.580), independently predicting left ventricular diastolic dysfunction beyond BMI. Carotid intima-media thickness tracks eGFR decline longitudinally and predicts cardiovascular mortality in CKD populations. Renal resistive index, with a validated threshold of ≥0.70, independently predicts GFR decline and cardiovascular mortality across diabetic and hypertensive populations. Renal shear wave elastography distinguishes fibrotic from non-fibrotic parenchyma, with 93.1% sensitivity against biopsy. Cross-compartmental correlations and composite imaging-biochemistry models consistently outperform single-parameter approaches. Two critical gaps remain: specific ultrasound values have not been associated with AHA/ACC CKM stages, and no outcome study has validated a multiorgan protocol. Multiparametric ultrasound provides a clinically feasible, evidence-based CRMS assessment that remains to be validated in prospective trials.</p>","PeriodicalId":6984,"journal":{"name":"Acta biochimica Polonica","volume":"73 ","pages":"16873"},"PeriodicalIF":2.2,"publicationDate":"2026-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13407380/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148597508","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Divergence in surface protein exposure between reference and clinical-derived Candida glabrata (Nakaseomyces glabratus) strains (CBS138 vs. BG2) - a preliminary proteomic perspective. 参考菌株和临床来源的秃念珠菌(Nakaseomyces glabratus)菌株(CBS138 vs. BG2)表面蛋白暴露差异的初步蛋白质组学研究
IF 2.2 4区 生物学
Acta biochimica Polonica Pub Date : 2026-07-08 eCollection Date: 2026-01-01 DOI: 10.3389/abp.2026.16376
Aneta Bednarek, Olga Barczyk-Woznicka, Justyna Karkowska-Kuleta, Elzbieta Pyza, Maria Rapala-Kozik, Dorota Satala
{"title":"Divergence in surface protein exposure between reference and clinical-derived <i>Candida glabrata (Nakaseomyces glabratus)</i> strains (CBS138 vs. BG2) - a preliminary proteomic perspective.","authors":"Aneta Bednarek, Olga Barczyk-Woznicka, Justyna Karkowska-Kuleta, Elzbieta Pyza, Maria Rapala-Kozik, Dorota Satala","doi":"10.3389/abp.2026.16376","DOIUrl":"10.3389/abp.2026.16376","url":null,"abstract":"<p><p>Candida <i>glabrata</i> (currently classified as <i>Nakaseomyces glabratus</i>) is an opportunistic fungal pathogen notable for its intrinsic antifungal tolerance and ability to persist in host environments. Although strain CBS138 has served as the principal model for genetic and functional studies, accumulating evidence indicates substantial intraspecies diversity that may shape virulence, immune interactions and stress adaptation. In particular, the widely used clinical isolate BG2 differs from CBS138 in genome structure, adhesin regulation and macrophage survival, yet the extent to which these differences are reflected at the fungal cell surface remains unknown. Here, we present a comparative characterization of the surface-exposed proteomes (surfaceomes) of CBS138 and BG2 across three biologically relevant growth conditions: YPD-grown yeast-like cells, RPMI-cultured planktonic aggregates and RPMI-formed biofilms. Using trypsin shaving combined with LC-MS/MS, we identified pronounced strain- and condition-dependent differences in surface protein composition, encompassing adhesins, yapsin proteases and selected moonlighting proteins. Whereas CBS138 showed greater representation of adhesion- and interaction-related surface proteins, BG2 preferentially displayed proteins associated with cell-wall architecture and remodelling, consistent with distinct surface-mediated adaptive strategies. Transmission electron microscopy revealed condition-dependent differences in cell-wall thickness in both strains, with BG2 displaying a broader range of values and the highest thickness under biofilm conditions, providing structural context for variation in protease accessibility and surface-protein detectability. Collectively, our findings highlight substantial surfaceome plasticity in <i>C. glabrata</i> and underscore the importance of considering intraspecies diversity when interpreting host-pathogen interactions and fungal virulence pathways.</p>","PeriodicalId":6984,"journal":{"name":"Acta biochimica Polonica","volume":"73 ","pages":"16376"},"PeriodicalIF":2.2,"publicationDate":"2026-07-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13388231/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148560575","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mitochondrial morphology and mtDNA content in fibroblasts from patients with different types of mucopolysaccharidosis. 不同类型粘多糖病患者成纤维细胞线粒体形态及mtDNA含量。
IF 2.2 4区 生物学
Acta biochimica Polonica Pub Date : 2026-06-22 eCollection Date: 2026-01-01 DOI: 10.3389/abp.2026.16345
Klaudia Walczak, Lidia Gaffke, Karolina Pierzynowska, Natalia Sowa-Rogozińska, Ewa Piotrowska
{"title":"Mitochondrial morphology and mtDNA content in fibroblasts from patients with different types of mucopolysaccharidosis.","authors":"Klaudia Walczak, Lidia Gaffke, Karolina Pierzynowska, Natalia Sowa-Rogozińska, Ewa Piotrowska","doi":"10.3389/abp.2026.16345","DOIUrl":"10.3389/abp.2026.16345","url":null,"abstract":"<p><p>Mucopolysaccharidosis (MPS) is a group of inherited metabolic diseases, characterized by defects in the degradation of glycosaminoglycans and their accumulation in lysosomes. However, various secondary cellular changes also contribute to the pathomechanism of MPS. Previous studies have reached contradictory conclusions about the changes in mitochondria in MPS, from increased numbers of mitochondria to impaired activities of some mitochondrial respiratory chain enzymes to no changes in mitochondrial respiration. In this preliminary, hypothesis-generating study, mitochondrial network morphology and mitochondrial DNA (mtDNA) abundance were investigated in fibroblasts derived from patients suffering from diverse MPS types. Fluorescence microscopy and real-time PCR were used to estimate these parameters, respectively. No significant changes in the mitochondrial network morphology were detected in MPS fibroblasts relative to control cells. Decreased levels of mtDNA relative to nuclear DNA levels were evident in some (I, II, IIIA, IIID, and VI) but not all MPS types compared to control fibroblasts. The results of this study suggest that there are some, although perhaps not dramatic, impairments of mitochondrial functions in some MPS types; however, they do not provide direct evidence of mitochondrial dysfunction. Therefore, these findings should be interpreted as descriptive and exploratory, highlighting the need for further functional and mechanistic studies.</p>","PeriodicalId":6984,"journal":{"name":"Acta biochimica Polonica","volume":"73 ","pages":"16345"},"PeriodicalIF":2.2,"publicationDate":"2026-06-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13333542/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148434593","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Elemental changes in tooth hard tissues during demineralization and fluoride-induced remineralization: an SEM-EDX study. 脱矿和氟化物诱导再矿化过程中牙齿硬组织元素的变化:SEM-EDX研究。
IF 2.2 4区 生物学
Acta biochimica Polonica Pub Date : 2026-06-09 eCollection Date: 2026-01-01 DOI: 10.3389/abp.2026.16706
Svanishvili Nino, Mamaladze Marina, Mauro Labanca, Vadachkoria Dea
{"title":"Elemental changes in tooth hard tissues during demineralization and fluoride-induced remineralization: an SEM-EDX study.","authors":"Svanishvili Nino, Mamaladze Marina, Mauro Labanca, Vadachkoria Dea","doi":"10.3389/abp.2026.16706","DOIUrl":"10.3389/abp.2026.16706","url":null,"abstract":"<p><strong>Background: </strong>Tooth enamel and dentin are the most highly mineralized tissues in the human body, and their structural stability depends on the balanced content of calcium (Ca), phosphorus (P), and fluoride (F). Demineralization leads to the loss of these ions, weakening the tooth structure and increasing susceptibility to caries.</p><p><strong>Objective: </strong>This study aimed to evaluate elemental changes in Ca, P, and F in intact, demineralized, and remineralized teeth across the enamel, dentin-enamel junction and peripulpal dentin.</p><p><strong>Materials and methods: </strong>45 extracted human teeth were longitudinally sectioned to yield 90 paired specimens. One half of each tooth served as a baseline (intact) control, while the corresponding half was subjected to acid-induced demineralization. Following demineralization, the experimental halves were randomly assigned to one of three remineralization protocols (n = 15 per group): fluoride varnish, fluoride toothpaste with rinsing, and fluoride toothpaste without rinsing. Elemental composition was analyzed using scanning electron microscopy with energy-dispersive X-ray spectroscopy (SEM-EDX). Statistical analysis included paired t-tests for within-tooth comparisons and one-way ANOVA for treatment effects (p < 0.05).</p><p><strong>Results: </strong>At baseline, enamel exhibited significantly higher calcium and phosphorus levels compared to dentin regions. Demineralization resulted in a significant reduction in mineral content, particularly in dentin, along with complete loss of detectable fluoride (p < 0.0001). Remineralization increased calcium and fluoride levels across all groups. Fluoride varnish showed the highest fluoride retention trend, particularly in enamel; however, no statistically significant differences were observed among treatment groups for calcium and phosphorus.</p><p><strong>Conclusion: </strong>Fluoride-based treatments contributed to partial remineralization of tooth hard tissues. Fluoride varnish showed a tendency toward greater fluoride incorporation, particularly in enamel; however, statistically significant superiority over other treatment approaches was not demonstrated. These findings support the role of fluoride in remineralization while highlighting the need for further clinically relevant studies.</p>","PeriodicalId":6984,"journal":{"name":"Acta biochimica Polonica","volume":"73 ","pages":"16706"},"PeriodicalIF":2.2,"publicationDate":"2026-06-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13286855/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148315084","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The promise and peril of mirror bacteria. 镜像细菌的希望与危险。
IF 2.2 4区 生物学
Acta biochimica Polonica Pub Date : 2026-05-29 eCollection Date: 2026-01-01 DOI: 10.3389/abp.2026.16673
Kyna Rigouts, Gregor Becker
{"title":"The promise and peril of mirror bacteria.","authors":"Kyna Rigouts, Gregor Becker","doi":"10.3389/abp.2026.16673","DOIUrl":"10.3389/abp.2026.16673","url":null,"abstract":"<p><p>Mirror bacteria are organisms constructed from mirror-image biomolecules unlike those used by all known life and are moving from theoretical concept to practical feasibility. Their unusual chemistry that makes them resistant to natural degradation and isolated from ecosystems, fuels optimism for applications such as more stable medicines, long-term information storage, and novel platforms for bioengineering. At the same time, these very characteristics raise reservations: they challenge existing definitions of \"life,\" expose gaps in regulation, and risk undermining public trust if deployed without careful oversight. This perspective assesses not only those risks but also the opportunities of mirror bacteria, moving beyond narrow biosafety debates to explore their broader ethical, regulatory, and cultural implications. We argue that mirror bacteria represent a rare testcase for how science and society navigate the responsibilities of creating fundamentally new forms of life. Their development offers not only technical possibilities but also a chance to build more resilient frameworks for governance and ethics in synthetic biology.</p>","PeriodicalId":6984,"journal":{"name":"Acta biochimica Polonica","volume":"73 ","pages":"16673"},"PeriodicalIF":2.2,"publicationDate":"2026-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13351816/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148417796","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Precise genome modification of agrobacterium based on one-step homologous recombination via endogenous transfer DNA. 基于内源转移DNA一步同源重组的农杆菌精确基因组修饰。
IF 2.2 4区 生物学
Acta biochimica Polonica Pub Date : 2026-05-25 eCollection Date: 2026-01-01 DOI: 10.3389/abp.2026.16599
Yu Liu, Geng Sun, Chunyan Gao, Rui Gao, Jian Tang, Menghu Wang, Jian Guo, Rui Guo
{"title":"Precise genome modification of agrobacterium based on one-step homologous recombination via endogenous transfer DNA.","authors":"Yu Liu, Geng Sun, Chunyan Gao, Rui Gao, Jian Tang, Menghu Wang, Jian Guo, Rui Guo","doi":"10.3389/abp.2026.16599","DOIUrl":"10.3389/abp.2026.16599","url":null,"abstract":"<p><p>Here, a simple and precise genome modification method for agrobacterium was described and tested in strain GV3101. Taking the induced endogenous Transfer DNA (T-DNA) as the single-strand homologous repair template, this makes it possible to achieve valid and accurate genome modification for agrobacterium even without the strengthening of gene editing tools such as the CRISPR/Cas9 system. In addition, the introduction of tool plasmids into recipient agrobacteria can be achieved by the freeze-thaw method rather than complex triparental mating or expensive electroporation, which makes it more convenient. Here, the modification rate of agrobacterium strain GV3101 at both the upstream and downstream of VirD2 is 4.5% with 100% sequence accuracy. This research provides a valuable potential tool for genetic engineering in agrobacterium, with potential applications in biotechnology and agricultural sciences.</p>","PeriodicalId":6984,"journal":{"name":"Acta biochimica Polonica","volume":"73 ","pages":"16599"},"PeriodicalIF":2.2,"publicationDate":"2026-05-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13251367/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148222407","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recommendations of the Polish Zebrafish Society on the use of the zebrafish (Danio rerio) model in biomedical research. 波兰斑马鱼协会关于在生物医学研究中使用斑马鱼模型的建议。
IF 2.2 4区 生物学
Acta biochimica Polonica Pub Date : 2026-05-22 eCollection Date: 2026-01-01 DOI: 10.3389/abp.2026.16545
Piotr Podlasz, Marta Migocka-Patrzałek, Tomasz K Prajsnar, Anna Sarosiak, Przemko Tylzanowski
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