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Polymorphism in IGFALS gene and its association with scrotal circumference in Hu lambs. IGFALS基因的多态性及其与胡羔羊阴囊周长的关系
IF 3.7 3区 农林科学 SCI
Animal Biotechnology Pub Date : 2024-11-01 Epub Date: 2024-01-04 DOI: 10.1080/10495398.2023.2295928
Zongwu Ma, Weimin Wang, Deyin Zhang, Xinji Wang, Shirong Li, Liming Zhao, Yukun Zhang, Yuan Zhao, Xiaolong Li, Changchun Lin, Jianghui Wang, Jiangbo Cheng, Dan Xu, Xiaobin Yang, Yongliang Huang, Panpan Cui, Jia Liu, Xiwen Zeng, Rui Zhai, Zhiqiang Huang, Xiuxiu Weng, Xiaoxue Zhang
{"title":"Polymorphism in <i>IGFALS</i> gene and its association with scrotal circumference in Hu lambs.","authors":"Zongwu Ma, Weimin Wang, Deyin Zhang, Xinji Wang, Shirong Li, Liming Zhao, Yukun Zhang, Yuan Zhao, Xiaolong Li, Changchun Lin, Jianghui Wang, Jiangbo Cheng, Dan Xu, Xiaobin Yang, Yongliang Huang, Panpan Cui, Jia Liu, Xiwen Zeng, Rui Zhai, Zhiqiang Huang, Xiuxiu Weng, Xiaoxue Zhang","doi":"10.1080/10495398.2023.2295928","DOIUrl":"10.1080/10495398.2023.2295928","url":null,"abstract":"<p><p>Scrotal circumference is an important reproductive index of breeding rams, which has a high genetic correlation with ejaculation volume and semen quality. In this study, the scrotal circumference of 1353 male Hu sheep at different stages of development was measured and descriptive statistical analysis was performed. The results showed that the coefficient of variation of scrotal circumference at each stage was greater than 10%, and its heritability were moderately to high, ranging from 0.318 to 0.719. We used PCR amplification and Sanger sequencing to scan the polymorphisms of the <i>IGFALS</i> gene, and performed association analysis with the circumference of the scrotum at different stages. We identified a synonymous mutation g.918 G > C in exon 1 of the <i>IGFALS</i> gene, and this mutation was significantly associated with scrotal circumference at 100, 120, 140, 160 and 180 days (<i>p</i> < 0.05). Therefore, <i>IGFALS</i> gene polymorphism can be used as a molecular marker affecting scrotal circumference of Hu sheep, which can provide a reference for future molecular marker-assisted selection of scrotal circumference in sheep.</p>","PeriodicalId":7836,"journal":{"name":"Animal Biotechnology","volume":" ","pages":"2295928"},"PeriodicalIF":3.7,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139085566","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Identification of genomic regions affecting nitrogen excretion intensity in Brown Swiss dairy cows. 影响瑞士棕色奶牛氮排泄强度的基因组区域鉴定。
IF 1.7 3区 农林科学 SCI
Animal Biotechnology Pub Date : 2024-11-01 Epub Date: 2024-12-10 DOI: 10.1080/10495398.2024.2434097
Žan Pečnik, Daša Jevšinek Skok
{"title":"Identification of genomic regions affecting nitrogen excretion intensity in Brown Swiss dairy cows.","authors":"Žan Pečnik, Daša Jevšinek Skok","doi":"10.1080/10495398.2024.2434097","DOIUrl":"https://doi.org/10.1080/10495398.2024.2434097","url":null,"abstract":"<p><p>Dairy cows with a lower nitrogen excretion intensity (N<sub>exi</sub>) excrete less nitrogen, ammonia (NH<sub>3</sub>) and nitrous oxide (N<sub>2</sub>O), a highly potent greenhouse gas (GHG), per kg of milk produced and therefore represent a lower environmental impact while maintaining food security. To date, the genomics background of N<sub>exi</sub> is unknown. Here we performed a genetic association study, overlap analysis and functional enrichment analysis for N<sub>exi</sub> in 875 genotyped dairy cows with 2,147 lactations from 200 herds. We identified 1456 single nucleotide polymorphisms (SNPs) that significantly affect N<sub>exi</sub>. We found 140 SNPs overlapping with 148 protein-coding genes. The <i>MAN1A1</i> gene is a strong candidate gene for N<sub>exi</sub>. Genotype CC of rs42786248, the most significantly associated SNP located in the <i>MAN1A1</i> gene, had higher N<sub>exi</sub> than genotypes AA (<i>p</i> < 0.001) and AC (<i>p</i> < 0.001). We identified 33 genes involved in biological processes related to nitrogen metabolism. Our results form the basis for further research on the genomics background of N<sub>exi</sub>. The identified SNPs serve as potential targets for selective breeding programs, aimed at reducing N<sub>exi</sub> and associated NH<sub>3</sub> and N<sub>2</sub>O emissions in cattle production, thus contributing to more environmentally sustainable milk production.</p>","PeriodicalId":7836,"journal":{"name":"Animal Biotechnology","volume":"35 1","pages":"2434097"},"PeriodicalIF":1.7,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142799129","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A comprehensive study on the longissius dorsi muscle of Ashdan yaks under different feeding regimes based on transcriptomic and metabolomic analyses. 基于转录组学和代谢组学分析对不同饲养方式下阿什丹牦牛背长肌的综合研究。
IF 3.7 3区 农林科学 SCI
Animal Biotechnology Pub Date : 2024-11-01 Epub Date: 2024-01-09 DOI: 10.1080/10495398.2023.2294785
Tong Wang, Xiaoming Ma, Qingbo Zheng, Chaofan Ma, Zhilong Zhang, Heping Pan, Xian Guo, Xiaoyun Wu, Min Chu, Chunnian Liang, Ping Yan
{"title":"A comprehensive study on the longissius dorsi muscle of Ashdan yaks under different feeding regimes based on transcriptomic and metabolomic analyses.","authors":"Tong Wang, Xiaoming Ma, Qingbo Zheng, Chaofan Ma, Zhilong Zhang, Heping Pan, Xian Guo, Xiaoyun Wu, Min Chu, Chunnian Liang, Ping Yan","doi":"10.1080/10495398.2023.2294785","DOIUrl":"10.1080/10495398.2023.2294785","url":null,"abstract":"<p><p>Yak is an important dominant livestock species at high altitude, and the growth performance of yak has obvious differences under different feeding methods. This experiment was conducted to compare the effects of different feeding practices on growth performance and meat quality of yaks through combined transcriptomic and metabolomic analyses. In terms of yak growth performance, compared with traditional grazing, in-house feeding can significantly improve the average daily weight gain, carcass weight and net meat weight of yaks; in terms of yak meat quality, in-house feeding can effectively improve the quality of yak meat. A combined transcriptomic and metabolomic analysis revealed 31 co-enriched pathways, among which arginine metabolism, proline metabolism and glycerophospholipid metabolism may be involved in the development of the longissimus dorsi muscle of yak and the regulation of meat quality-related traits. The experimental results increased our understanding of yak meat quality and provided data materials for subsequent deep excavation of the mechanism of yak meat quality.</p>","PeriodicalId":7836,"journal":{"name":"Animal Biotechnology","volume":" ","pages":"2294785"},"PeriodicalIF":3.7,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139401516","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hypoxic stress caused apoptosis of MDBK cells by p53/BCL6-mitochondrial apoptosis pathway. 缺氧应激通过p53/BCL6-线粒体凋亡途径导致MDBK细胞凋亡。
IF 3.7 3区 农林科学 SCI
Animal Biotechnology Pub Date : 2024-11-01 Epub Date: 2024-01-04 DOI: 10.1080/10495398.2023.2299241
Bin Li, Yangjin Baima, Ji De, Dongxu Wen, Yang Liu, Zhuzha Basang, Nan Jiang
{"title":"Hypoxic stress caused apoptosis of MDBK cells by p53/BCL6-mitochondrial apoptosis pathway.","authors":"Bin Li, Yangjin Baima, Ji De, Dongxu Wen, Yang Liu, Zhuzha Basang, Nan Jiang","doi":"10.1080/10495398.2023.2299241","DOIUrl":"10.1080/10495398.2023.2299241","url":null,"abstract":"<p><p>Hypoxia is an important characteristic of Tibetan plateau environment. It can lead to apoptosis, but the mechanism of apoptosis caused by hypoxic stress needs further clarification. Here, cattle kidney cell MDBK were used as cell model. The effect of hypoxic stress on apoptosis and its molecular mechanism were explored. MDBK cells were treated with hypoxic stress, apoptosis and mitochondrial apoptotic pathway were significantly increased, and the expression of B-cell lymphoma 6 (BCL6) was significantly decreased. Overexpressing or inhibiting BCL6 demonstrated that BCL6 inhibited the apoptosis. And the increase of apoptosis controlled by hypoxic stress was blocked by BCL6 overexpressing. MDBK cells were treated with hypoxic stress, the expression and the nuclear localization of p53 were significantly increased. Overexpressing or inhibiting p53 demonstrated that hypoxic stress suppressed the expression of BCL6 through p53. Together, these results indicated that hypoxic stress induced the apoptosis of MDBK cells, and BCL6 was an important negative factor for this regulation process. In MDBK cells, hypoxic stress suppressed the expression of BCL6 through p53/BCL6-mitochondrial apoptotic pathway. This study enhanced current understanding of the molecular mechanisms underlying the regulation of apoptosis by hypoxic stress in MDBK cells.</p>","PeriodicalId":7836,"journal":{"name":"Animal Biotechnology","volume":" ","pages":"2299241"},"PeriodicalIF":3.7,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139097151","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Discover QTLs for the level of blood components in Shaoxing duck using GWAS and haplotype sharing analysis. 利用 GWAS 和单倍型共享分析发现绍兴鸭血液成分水平的 QTLs。
IF 1.7 3区 农林科学 SCI
Animal Biotechnology Pub Date : 2024-11-01 Epub Date: 2024-08-13 DOI: 10.1080/10495398.2024.2390940
Wenwu Xu, Zhenzhen Wang, Zeng Tao, Kui Li, Lizhi Lu
{"title":"Discover QTLs for the level of blood components in Shaoxing duck using GWAS and haplotype sharing analysis.","authors":"Wenwu Xu, Zhenzhen Wang, Zeng Tao, Kui Li, Lizhi Lu","doi":"10.1080/10495398.2024.2390940","DOIUrl":"https://doi.org/10.1080/10495398.2024.2390940","url":null,"abstract":"<p><p>Blood composition is indicative of health-related traits such as immunity and metabolism. The use of molecular genetics to investigate alterations in these attributes in laying ducks is a novel approach. Our objective was to employ genome - wide association studies (GWAS) and haplotype - sharing analysis to identify genomic regions and potential genes associated with 11 blood components in Shaoxing ducks. Our findings revealed 35 SNPs and 1 SNP associated with low-density lipoprotein cholesterol (LDL) and globulin (GLB), respectively. We identified 36 putative candidate genes for the LDL trait in close proximity to major QTLs and key loci. Based on their biochemical and physiological properties, <i>TRA2A</i>, <i>NPY</i>, <i>ARHGEF26</i>, <i>DHX36</i>, and <i>AADAC</i> are the strongest putative candidate genes. Through linkage disequilibrium analysis and haplotype sharing analysis, we identified three haplotypes and one haplotype, respectively, that were significantly linked with LDL and GLB. These haplotypes could be selected as potential candidate haplotypes for molecular breeding of Shaoxing ducks. Additionally, we utilized a bootstrap test to verify the reliability of GWAS with small experimental samples. The test can be accessed at https://github.com/xuwenwu24/Bootstrap-test.</p>","PeriodicalId":7836,"journal":{"name":"Animal Biotechnology","volume":"35 1","pages":"2390940"},"PeriodicalIF":1.7,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141974917","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Down-regulation of miR-29 improves lipid metabolism in fatty liver of dairy cows. 下调 miR-29 可改善奶牛脂肪肝的脂质代谢。
IF 1.7 3区 农林科学 SCI
Animal Biotechnology Pub Date : 2024-11-01 Epub Date: 2024-08-29 DOI: 10.1080/10495398.2024.2396414
Xueying Wang, Cai Zhang, Rishun Li, Yan Qiu, Yanbo Ma, Shuai Wang, Yuanxiao Li, Shuai Guo, Chenxu Li
{"title":"Down-regulation of miR-29 improves lipid metabolism in fatty liver of dairy cows.","authors":"Xueying Wang, Cai Zhang, Rishun Li, Yan Qiu, Yanbo Ma, Shuai Wang, Yuanxiao Li, Shuai Guo, Chenxu Li","doi":"10.1080/10495398.2024.2396414","DOIUrl":"10.1080/10495398.2024.2396414","url":null,"abstract":"<p><p>In this study, we conducted a thorough investigation into the mechanisms by which miR-29 influences lipid metabolism. Thirty-two cows were selected and categorized into distinct groups based on their liver triglyceride (TG) content: healthy, mild fatty liver, and moderate fatty liver groups. Dairy cows with moderate fatty liver showed higher levels of hepatic lipid accumulation, MDA content and serum AST, ALT and ALP contents and lower hepatic catalase CAT and SOD activities. Subsequently, hepatocytes isolated from healthy calves were exposed to sodium oleate (SO) in the presence or absence of pre-incubation with miR-29 inhibitor or inhibitor NC. Pre-transfection with miR-29 inhibitor resulted in reduced hepatocyte lipid accumulation and MDA levels, as well as decreased levels of AST, ALT, and ALP in the supernatant. In the miR-29 inhibitor + SO group, there was an increase in the expression of <i>SREBP-1</i>, <i>FAS</i>, <i>SCD1</i>, and <i>Sirt1</i>. Meanwhile, the expression of <i>PPARα</i>, <i>CPT1</i>, <i>CPT2</i>, <i>PGC-1α</i>, <i>NRF-1</i>, <i>UCP2</i>, and miR-29 were observed to be decreased. In comparison to the miR-29 inhibitor + SO group, some of the measured indicators showed partial reversal in the miR-29 inhibitor + siSirt1 + SO group. Collectively, these findings provide evidence that miR-29 may play a crucial role in the pathogenesis of fatty liver in dairy cows.</p>","PeriodicalId":7836,"journal":{"name":"Animal Biotechnology","volume":" ","pages":"2396414"},"PeriodicalIF":1.7,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142103685","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Molecular signatures diversity unveiled through a comparative transcriptome analysis of longissimus dorsi and psoas major muscles in Hanwoo cattle. 通过对汉宇牛背阔肌和腰大肌的转录组进行比较分析,揭示其分子特征多样性。
IF 1.7 3区 农林科学 SCI
Animal Biotechnology Pub Date : 2024-11-01 Epub Date: 2024-07-25 DOI: 10.1080/10495398.2024.2379883
Sunirmal Sheet, Sun Sik Jang, Jin-A Lim, Woncheoul Park, Dahye Kim
{"title":"Molecular signatures diversity unveiled through a comparative transcriptome analysis of longissimus dorsi and psoas major muscles in Hanwoo cattle.","authors":"Sunirmal Sheet, Sun Sik Jang, Jin-A Lim, Woncheoul Park, Dahye Kim","doi":"10.1080/10495398.2024.2379883","DOIUrl":"10.1080/10495398.2024.2379883","url":null,"abstract":"<p><p>This study investigates the transcriptome-level alterations that influence production traits and early fattening stage myogenesis in Hanwoo cattle, specifically focusing on the highly prized Longissimus dorsi (LD) and Psoas major (PM) skeletal muscles, which hold significant commercial value. We conducted RNA sequencing analysis on LD and PM muscles from 14 Hanwoo steers (<i>n</i> = 7, each group) at the age of 10 months, all fed the same diet. Our results unveiled a total of 374 and 206 up-regulated differentially expressed genes (DEGs) in LD and PM muscles, respectively, with statistical significance (<i>p</i> < 0.05) and a log<sub>2</sub>fold change ≥ 1. Genes governing muscle development processes, such as <i>PAX3</i>, <i>MYL3</i>, <i>COL11A1</i>, and <i>MYL6B</i>, were found to be expressed at higher levels in both tissues. Conversely, genes regulating lipid metabolism, including <i>FABP3</i>, <i>FABP4</i>, <i>LEP</i>, <i>ADIPOQ</i>, and <i>PLIN1</i>, exhibited higher expression in the PM muscle. Functional enrichment analysis revealed a tissue-specific response, as PM muscle showed increased lipid metabolism allied pathways, including the PPAR signaling pathway and regulation of lipolysis in adipocytes, while LD was characterized by growth and proliferative processes. Our findings validate the presence of a muscle-dependent transcription and co-expression pattern that elucidates the transcriptional landscape of bovine skeletal muscle.</p>","PeriodicalId":7836,"journal":{"name":"Animal Biotechnology","volume":" ","pages":"2379883"},"PeriodicalIF":1.7,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141756686","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Preliminary investigation reveals novel pathological consequences of bluetongue virus-1 infection in the endocrine glands of pregnant Indian sheep. 初步调查揭示了妊娠印度绵羊内分泌腺感染蓝舌病毒-1的新病理后果。
IF 3.7 3区 农林科学 SCI
Animal Biotechnology Pub Date : 2024-11-01 Epub Date: 2023-10-18 DOI: 10.1080/10495398.2023.2269428
Rohit Singh, Karam Pal Singh, Rajendra Singh, Vidya Singh, Pawan Kumar, Rajat Varshney, Akanksha Yadav, Akash Mote, Mukesh Gangwar, N Babu Prasath
{"title":"Preliminary investigation reveals novel pathological consequences of bluetongue virus-1 infection in the endocrine glands of pregnant Indian sheep.","authors":"Rohit Singh, Karam Pal Singh, Rajendra Singh, Vidya Singh, Pawan Kumar, Rajat Varshney, Akanksha Yadav, Akash Mote, Mukesh Gangwar, N Babu Prasath","doi":"10.1080/10495398.2023.2269428","DOIUrl":"10.1080/10495398.2023.2269428","url":null,"abstract":"<p><p>Bluetongue virus (BTV), a major peril to the sheep industry, infects a wide range of the cells in the infected animals including mononuclear, dendritic and epithelial cells. However, little is known about its tropism for the secretory epithelial cells of endocrine glands and the pathogenesis it induces. The aim of the study was to assess the BTV load, antigen distribution in the tissue of the pituitary, thyroid as well as adrenal glands and associated histopathological consequences. BTV antigens were localized using immunohistochemistry in the thyroid's epithelial cells, zona fasciculata and zona reticularis cells and the anterior pituitary epithelial cells. The real-time PCR portrayed the high viral load in adrenals at 7<sup>th</sup> days postinoculation (DPI) and in thyroid and pituitary glands at 15<sup>th</sup> DPI. Serum examination revealed variation in the T-3 and T-4 of infected animals in comparison to the control group. Caspase-3 immunolocalization revealed BTV-1 induces apoptosis in the affected cells of endocrine gland of infected animals. Further, this study signifies the tropism of BTV in the novel sites (endocrine glands) of the host that might be one of the reasons for the poor performance of infected animals.</p>","PeriodicalId":7836,"journal":{"name":"Animal Biotechnology","volume":" ","pages":"2269428"},"PeriodicalIF":3.7,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41231836","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Functional analysis of the GPAT4 gene mutation predicted to affect splicing. 预测影响剪接的GPAT4基因突变的功能分析。
IF 3.7 3区 农林科学 SCI
Animal Biotechnology Pub Date : 2024-11-01 Epub Date: 2023-10-31 DOI: 10.1080/10495398.2023.2269210
Sergey A Bursakov, Anastasia V Kovaleva, Artyom V Brigida, Oleg G Zaripov
{"title":"Functional analysis of the <i>GPAT4</i> gene mutation predicted to affect splicing.","authors":"Sergey A Bursakov, Anastasia V Kovaleva, Artyom V Brigida, Oleg G Zaripov","doi":"10.1080/10495398.2023.2269210","DOIUrl":"10.1080/10495398.2023.2269210","url":null,"abstract":"<p><p>The <i>GPAT4</i> gene is considered as a potential functional candidate for single nucleotide polymorphism (SNP) studies in dairy cattle breeding due to its association with dairy performance in cattle by encoding an enzyme responsible for the presence of diacylglycerols and triacylglycerols in milk. Using the example of the <i>GPAT4</i> gene, we applied the minigene splicing assay to analyze the functional consequences of its variant that was predicted to affect normal splicing. The results of functional analysis revealed the sequence variations (rs442541537), transfection experiments in a wild type and mutant cell line model system demonstrated that the investigated mutation in the second intron of the <i>GPAT4</i> gene was responsible for the presence of a second exon in mature messenger RNA (mRNA). The cases of its absence in the spliced mature mRNA transcript resulted in a truncated dysfunctional protein due to the appearance of a stop codon. Thus, the discovered SNP led to alternative splicing in pre-mRNA by the 'cassette exon' ('exon skipping') mechanism. The studied mutation can potentially be a molecular genetic marker for alternative splicing for the <i>GPAT4</i> gene and, therefore contributes to economic benefits in cattle breeding programs.</p>","PeriodicalId":7836,"journal":{"name":"Animal Biotechnology","volume":" ","pages":"2269210"},"PeriodicalIF":3.7,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71419925","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of biphasic in vitro maturation (CAPA-IVM) on EGF receptor and embryo development of prepubertal goat oocytes according to follicle size. 根据卵泡大小,双相体外成熟(CAPA-IVM)对青春期前山羊卵母细胞的表皮生长因子受体和胚胎发育的影响。
IF 1.7 3区 农林科学 SCI
Animal Biotechnology Pub Date : 2024-11-01 Epub Date: 2024-11-10 DOI: 10.1080/10495398.2024.2422316
Mònica Ferrer-Roda, Ana Gil, Maria-Teresa Paramio, Dolors Izquierdo
{"title":"Effect of biphasic in vitro maturation (CAPA-IVM) on EGF receptor and embryo development of prepubertal goat oocytes according to follicle size.","authors":"Mònica Ferrer-Roda, Ana Gil, Maria-Teresa Paramio, Dolors Izquierdo","doi":"10.1080/10495398.2024.2422316","DOIUrl":"https://doi.org/10.1080/10495398.2024.2422316","url":null,"abstract":"<p><p>Oocytes spontaneously resume meiosis following their liberation from follicles, preventing full competence acquisition. Biphasic IVM (CAPA-IVM) maintains oocytes in meiotic arrest to improve developmental competence, and it specially affects poorly developed oocytes. We assessed the effect of CAPA-IVM on oocytes from small (<3mm) and large (>3mm) follicles of prepubertal goats. Oocytes were cultured for 6h in pre-IVM with C-type natriuretic peptide (CNP) and estradiol as meiotic inhibitors, and germinal vesicle (GV) rate and chromatin configuration were assessed. Then, oocytes were cultured in conventional IVM (c-IVM) or CAPA-IVM (pre-IVM + c-IVM) and EGF receptor (EGFR) protein expression, intra-oocyte ROS and blastocyst development were assessed. GV rate was higher in CNP groups than control (69% vs 28%, and 67% vs 31%, small and large follicles, respectively), but GV chromatin configuration was similar. In large follicles, EGFR expression was higher in oocytes and cumulus cells after CAPA-IVM, and ROS levels were lower. In small follicles these differences were not observed. c-IVM and CAPA-IVM produced similar blastocyst rates in small (3.7% vs 2.6%, respectively) and large follicles (8.3% vs 2.5%). Overall, CAPA-IVM enhanced EGFR expression for EGF peptide signalling and antioxidant capacity in oocytes from large follicles but oocytes from small follicles were too immature to benefit from it.</p>","PeriodicalId":7836,"journal":{"name":"Animal Biotechnology","volume":"35 1","pages":"2422316"},"PeriodicalIF":1.7,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142612445","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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