近日,恒申集团和循环材料领域领导者Ambercycle宣布达成战略合作协议。根据协议,此次合作将聚焦T2T(Textile to Textile,即从纺织品到纺织品的闭环回收流程)闭环回收体系的规模化应用,建立全产业链创新解决方案,共同推动全球纺织价值链...近日,恒申集团和循环材料领域领导者Ambercycle宣布达成战略合作协议。根据协议,此次合作将聚焦T2T(Textile to Textile,即从纺织品到纺织品的闭环回收流程)闭环回收体系的规模化应用,建立全产业链创新解决方案,共同推动全球纺织价值链的转型升级。展开更多
几年前,当人们谈及纺织业的循环经济,脑海中浮现的大多还是废旧瓶片制造的再生纺织品。如今,中国纺织企业正以技术为钥,将循环经济的触角伸向“纺织品到纺织品”(Textile to Textile,T2T)的终极闭环。在2025 yarnexpo春夏纱线展上,浙江...几年前,当人们谈及纺织业的循环经济,脑海中浮现的大多还是废旧瓶片制造的再生纺织品。如今,中国纺织企业正以技术为钥,将循环经济的触角伸向“纺织品到纺织品”(Textile to Textile,T2T)的终极闭环。在2025 yarnexpo春夏纱线展上,浙江佳人新材料重磅发布可低温染色的T2T创新产品ECOSO(伊可柔);紧接着永荣股份与合作伙伴签约,将推动其消费后再生纤维爱赛纶从研发到市场应用的完整闭环;之后丝丽雅举办了T2T废旧纺织品循环再利用中试生产线投产仪式,新乡化纤年产1000吨DT溶剂法再生纤维素纤维(瑞赛尔)项目投产……展开更多
Juglans sigillata is an economically valuable nut crop renowned for its nutritional richness,including essential nutrients,antioxidants,and healthy fats,which boost human cardial,brain and gut health.Despite its impor...Juglans sigillata is an economically valuable nut crop renowned for its nutritional richness,including essential nutrients,antioxidants,and healthy fats,which boost human cardial,brain and gut health.Despite its importance,the lack of a complete genome assembly has been a stumbling block in its biological breeding process.Therefore,we generated deep coverage ultralong Oxford Nanopore Technology(ONT)and PacBio HiFi reads to construct a telomere-to-telomere(T2T)genome assembly.The final assembly spans 537.27 Mb with no gaps,demonstrating a remarkable completeness of 98.1%.We utilized a combination of transcriptome data and homologous proteins to annotate the genome,identifying 36018 protein-coding genes.Furthermore,we profiled global cytosine DNA methylations using ONT sequencing data.Global methylome analysis revealed high methylation levels in transposable element(TE)-rich chromosomal regions juxtaposed with comparatively lower methylation in gene-rich areas.By integrating a detailed multi-omics data analysis,we obtained valuable insights into the mechanism underlying endopleura coloration.This investigation led to the identification of eight candidate genes(e.g.ANR)involved in anthocyanin biosynthesis pathways,which are crucial for the development of color in plants.The comprehensive genome assembly and the understanding of the genetic basis of important traits like endopleura coloration will open avenues for more efficient breeding programs and improved crop quality.展开更多
The large yellow croaker(Larimichthys crocea)is a flagship marine fish in China given its extreme commercial value and golden-yellow coloration.However,the genetic mechanisms underlying golden-yellow coloration remain...The large yellow croaker(Larimichthys crocea)is a flagship marine fish in China given its extreme commercial value and golden-yellow coloration.However,the genetic mechanisms underlying golden-yellow coloration remain unclear.Here,we construct a telomere-to-telomere gap-free genome assembly(T2TLarcro_1.0)spanning 716.87 Mb,with a contig N50 of 31.75 Mb.Compared to the current reference genome(L_crocea_2.0),T2T-Larcro_1.0 incorporates 112.70 Mb of previously unassembled regions and 2368 newly anchored genes.This assembly facilitates comparative genomics analyses in sciaenids by identifying several candidate genes(e.g.,OPNVA,nNOS,RDH13)potentially involved in evolution of golden-yellow coloration.Transcriptomic analyses further confirm expression of OPNVA-encoded vertebrate ancient opsin(VA opsin)in skin tissues of the large yellow croaker,suggesting its role as an extraretinal photoreceptor regulating localized golden-yellow coloration.Integrating genomics and transcriptomics results,we uncover the triggering effect of VA opsin linking skin and neural photoreception to physiological regulation of body color change(golden-yellow to silvery-white)in L.crocea.Collectively,our findings provide molecular evidence that elucidate the underlying evolutionary mechanism of goldenyellow coloration in L.crocea.This high-quality genome assembly also serves as an improved resource for biological evolution,genetic improvement,and selective breeding of L.crocea.展开更多
文摘几年前,当人们谈及纺织业的循环经济,脑海中浮现的大多还是废旧瓶片制造的再生纺织品。如今,中国纺织企业正以技术为钥,将循环经济的触角伸向“纺织品到纺织品”(Textile to Textile,T2T)的终极闭环。在2025 yarnexpo春夏纱线展上,浙江佳人新材料重磅发布可低温染色的T2T创新产品ECOSO(伊可柔);紧接着永荣股份与合作伙伴签约,将推动其消费后再生纤维爱赛纶从研发到市场应用的完整闭环;之后丝丽雅举办了T2T废旧纺织品循环再利用中试生产线投产仪式,新乡化纤年产1000吨DT溶剂法再生纤维素纤维(瑞赛尔)项目投产……
基金supported by the Yunnan Seed Laboratory,China(202205AR070001-15)the National Natural Science Foundation of China,China(Grant No.32160697)。
文摘Juglans sigillata is an economically valuable nut crop renowned for its nutritional richness,including essential nutrients,antioxidants,and healthy fats,which boost human cardial,brain and gut health.Despite its importance,the lack of a complete genome assembly has been a stumbling block in its biological breeding process.Therefore,we generated deep coverage ultralong Oxford Nanopore Technology(ONT)and PacBio HiFi reads to construct a telomere-to-telomere(T2T)genome assembly.The final assembly spans 537.27 Mb with no gaps,demonstrating a remarkable completeness of 98.1%.We utilized a combination of transcriptome data and homologous proteins to annotate the genome,identifying 36018 protein-coding genes.Furthermore,we profiled global cytosine DNA methylations using ONT sequencing data.Global methylome analysis revealed high methylation levels in transposable element(TE)-rich chromosomal regions juxtaposed with comparatively lower methylation in gene-rich areas.By integrating a detailed multi-omics data analysis,we obtained valuable insights into the mechanism underlying endopleura coloration.This investigation led to the identification of eight candidate genes(e.g.ANR)involved in anthocyanin biosynthesis pathways,which are crucial for the development of color in plants.The comprehensive genome assembly and the understanding of the genetic basis of important traits like endopleura coloration will open avenues for more efficient breeding programs and improved crop quality.
基金supported by the National Key Research and Development Program of China(2023YFD2401901)the Fundamental Research Funds for Zhejiang Provincial Universities and Research Institutes(2024J004)。
文摘The large yellow croaker(Larimichthys crocea)is a flagship marine fish in China given its extreme commercial value and golden-yellow coloration.However,the genetic mechanisms underlying golden-yellow coloration remain unclear.Here,we construct a telomere-to-telomere gap-free genome assembly(T2TLarcro_1.0)spanning 716.87 Mb,with a contig N50 of 31.75 Mb.Compared to the current reference genome(L_crocea_2.0),T2T-Larcro_1.0 incorporates 112.70 Mb of previously unassembled regions and 2368 newly anchored genes.This assembly facilitates comparative genomics analyses in sciaenids by identifying several candidate genes(e.g.,OPNVA,nNOS,RDH13)potentially involved in evolution of golden-yellow coloration.Transcriptomic analyses further confirm expression of OPNVA-encoded vertebrate ancient opsin(VA opsin)in skin tissues of the large yellow croaker,suggesting its role as an extraretinal photoreceptor regulating localized golden-yellow coloration.Integrating genomics and transcriptomics results,we uncover the triggering effect of VA opsin linking skin and neural photoreception to physiological regulation of body color change(golden-yellow to silvery-white)in L.crocea.Collectively,our findings provide molecular evidence that elucidate the underlying evolutionary mechanism of goldenyellow coloration in L.crocea.This high-quality genome assembly also serves as an improved resource for biological evolution,genetic improvement,and selective breeding of L.crocea.
