这些异种基因会不会破坏我们赖以生存的、脆弱的生态系统？
Will these alien genes harm the fragile ecosystem upon which we all depend?
今天我们发现了一种制造更“绿色”轮胎的方法，即通过利用基因改良的细菌来生物合成异戊二烯。
Now a way has been found to make greener tyres by using genetically modified bugs to produce isoprene biologically.
Genencor用一种改变了基因的大肠细菌来制造生物异戊二烯，该细菌在微生物遗传学界最受欢迎。
Genencor used a genetically modified form of E-coli, a favourite species of bacteria in microbial genetics, to produce BioIsoprene.
当含有两种不同基因型的菌丝融合在一起时，可以形成异核体。
Hyphae with nuclei of different genotypes can fuse to form a heterokaryon.
用角质形成细胞和PDGF基因传染的成纤维细胞在无细胞异种?。
The composite skins are constructed with cultured keratinocytes and fibroblasts with PDGF gene on acellular xenodermis.
载体经修改后包括带有一合成的剪接供体的一个异种内含子， 此供体经促性腺激素a亚单位基因（含有一个剪接受体）的内含子A中某片段的上游改造。
The vector was modified to include a heterologous intron with a synthetic splice donor engineered upstream of a fragment from intron A of the gonadotropin a subunit gene(containing a splice acceptor).
猪胚胎干细胞系的建立及基因改造是异种移植基础研究中一项最根本的任务。
The derivation and genetic manipulation of embryonic stem cell (ES cell) lines from swine is a fundamental task in basic Xeno-transplantation research.
目的研究有效诱导异种骨髓移植耐受的方法和对异基因骨髓移植重建的影响。
Objective to study an effective method in inducing donor specific tolerance as well as the effects on hematopoietic reconstitution after xenogeneic-bone marrow transplantation.
自体、同胎及同种异体或同种异基因细胞均可作为组织工程骨可靠的细胞来源，单纯异种成骨细胞不能作为组织工程骨的细胞来源。
Autogenous, homogenous, allograft or allogeneic cell could be used in bone tissue engineering, whereas heterogenous cell could not be used in bone tissue engineering.
结论：异种血管内皮生长因子基因重组T7噬菌体疫苗可打破机体对自身vegf的免疫耐受，诱导产生较高水平的特异性抗vegf抗体。
Conclusion: Recombinant T7 phage vaccine expressing xenogenic VEGF can break immunologic tolerance against self-VEGF and induce the producing of specific anti-VEGF antibody.
采用转基因酵母检测系统测定11种原二醇类人参皂苷、4种原三醇类人参皂苷、红景天苷、芦丁和异槲皮素的体外雌激素活性。
The in vitro estrogenic activities of 11 protopanaxadiol type saponins, 4 protopanaxatriol type saponins, salidroside, rutin and isoquercitrin were tested by a recombinant yeast.
异基因造血干细胞移植是一种高风险的治疗过程。
Allogeneic stem cell transplant can be a high-risk procedure.
对异种移植障碍的研究认识让我们意识到要通过提高基因操作技术来解决这些问题。
The understanding of the barriers to xenotransplantation has required advances in genetic technologies to resolve these problems.
结论：本诱导方案能明显延长异基因异位大鼠心脏移植物存活时间，是便于临床推广应用的一种有效方法，该移植耐受的形成涉及多种机制。
Conclusions: The tolerance induction protocol significantly prolonged cardiac allograft survival in rat, and it appears to be worthy of a clinical trial. This tolerance involved multiple mechanisms.
同时争取建成多能性的EG细胞系，为猪基因组改造和异种移植奠定基础。
Further endeavor to establish the pluripotent EG cell line will pave the way for alteration of porcine genome and allotransplantation.
同时争取建成多能性的EG细胞系，为猪基因组改造和异种移植奠定基础。
Further endeavor to establish the pluripotent EG cell line will pave the way for alteration of porcine genome and allotransplantation.
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