Sample purification improves the analysis of nonviral in vivo gene transfection.

abstract：:Pinene is a monoterpene with wide industrial applications, especially as a promising high energy-density jet fuel. Traditional production of pinene on an industrial scale is material consumptive and has a low yield. As an alternative, microbial organisms have been engineered though advanced synthetic biological techni...

journal_title：Plasmid

authors： Bao SH,Zhang DY,Meng E

更新日期：2019-09-01 00:00:00

abstract：:The large, 350-kb Sym (symbiotic) plasmid pRjaUSDA193 of Rhizobium fredii was examined to determine the frequency of repeated sequences present and to produce a physical and genetic map of a large region of the plasmid. A novel hybridization method, the Southern Cross, revealed that the plasmid pRjaUSDA193 contained m...

journal_title：Plasmid

authors： Masterson RV,Atherly AG

更新日期：1986-07-01 00:00:00

abstract：:Mutations that increase the copy number of the pSC101 replicon have been used for construction of new cloning vectors. Replacement of glutamate at position 93 in RepA yields plasmids that replicate at medium (27 copies/cell) and high (approximately 240 copies/cell) copy numbers. Based on the crystal structure of RepE,...

journal_title：Plasmid

authors： Peterson J,Phillips GJ

更新日期：2008-05-01 00:00:00

abstract：:Two improved Deinococcus radiodurans-Escherichia coli shuttle vectors have been constructed. pI3 is a 16-kb plasmid that confers chloramphenicol resistance in D. radiodurans (CmR, cat) and ampicillin resistance in E. coli (ApR) and contains a multiple cloning site that does not interrupt sequences necessary for replic...

journal_title：Plasmid

authors： Masters CI,Minton KW

更新日期：1992-11-01 00:00:00

abstract：:The incompatibility region of the Streptomyces plasmid pSL1 was identified as a 240-bp segment, though some other function from the vector plasmid was also necessary. A 540-bp fragment including the 240-bp region was enough for full expression of incompatibility. Inserted mutation analysis led to a more detailed locat...

journal_title：Plasmid

authors： Urabe H,Shindoh Y,Nakano MM,Ogawara H

更新日期：1987-03-01 00:00:00

abstract：:Plasmid pRK404-a smaller derivative of RK2-is a tetracycline-resistant broad-host-range vector that carries a multiple cloning site and the lacZ(alpha) peptide that enables blue/white selection for cloned inserts in Escherichia coli. We present herein the complete and annotated sequence of pRK404 and three related vec...

journal_title：Plasmid

authors： Scott HN,Laible PD,Hanson DK

更新日期：2003-07-01 00:00:00

abstract：:Temperate bacteriophage MAV1 is found in certain highly virulent strains of Mycoplasma arthritidis. Integration sites, portions of the right and left prophage ends, and flanking DNA from eight prophages in seven M. arthritidis strains were characterized in this study. attb and attp sites conformed for the most part to...

journal_title：Plasmid

authors： Washburn LR,Miller EJ,Mukherjee S,Dannenbring D

更新日期：2004-07-01 00:00:00

abstract：:Here we present evidence that the cryptic 5.6-kb plasmid found in certain strains of Streptococcus mutans is not involved in mutacin production. This evidence comes from demonstrating similarities between a plasmid-less strain T8 and a group II plasmid strain UA96. Both produce what appears to be an identical mutacin ...

journal_title：Plasmid

authors： Caufield PW,Shah G,Hollingshead SK,Parrot M,Lavoie MC

更新日期：1990-09-01 00:00:00

abstract：:The nucleotide sequence of two novel plasmids isolated from the extreme thermophilic anaerobic bacterium Anaerocellum thermophilum DSM6725 (A. thermophilum), growing optimally at 70 degrees C, has been determined. pBAS2 was found to be a 3653 bp plasmid with a GC content of 43%, and the sequence revealed 10 open readi...

journal_title：Plasmid

authors： Clausen A,Mikkelsen MJ,Schröder I,Ahring BK

更新日期：2004-09-01 00:00:00

abstract：:We report the characterization of Tn602, a transposon encoding resistance to kanamycin and related aminoglycosides present on the R-plasmid pGD10. Tn602 is highly homologous to the previously characterized Tn903, present on the R-plasmid R6, in that it consists of a gene for aminoglycoside-phosphotransferase-3'-I (hom...

journal_title：Plasmid

authors： Stibitz S,Davies JE

更新日期：1987-05-01 00:00:00

abstract：:Two B/O plasmids were sequenced. The kanamycin resistance plasmid R805a was found in a Salmonella Typhi strain from a 1972 typhoid fever outbreak in Mexico City. pCERC6, which confers resistance to ampicillin, streptomycin and sulphamethoxazole, was found in a commensal E. coli isolated from a healthy adult in Sydney ...

journal_title：Plasmid

authors： Moran RA,Richardson IA,Hall RM

更新日期：2019-03-01 00:00:00

abstract：:Unequal crossing-over is involved in genetic duplication and deletion in such diverse genetic systems as Drosophila, bacteria, and animal viruses. It is proposed to be involved in the form of unequal sister chromatid exchange in gene amplification in cultured animal cells and during carcinogenesis. Studies of the proc...

journal_title：Plasmid

authors： Clevenger W,Reeves R,Pall ML

更新日期：1985-05-01 00:00:00

abstract：:We have cloned and characterized an insertion sequence from Leuconostoc mesenteroides subsp. cremoris strain DB1165. This element, designated IS1165, is 1553 bp, has imperfect inverted repeat ends, contains an open reading frame of 1236 bp, and is not related to any previously described insertion sequence. The copy nu...

journal_title：Plasmid

authors： Johansen E,Kibenich A

更新日期：1992-05-01 00:00:00

abstract：:Tools for mutagenesis and expression analyses are needed to study the role of bacterial genes. Here, we report the construction of pMH11, a small, mobilizable plasmid that replicates in Escherichia coli, but not in Azorhizobium caulinodans, a nodulating microsymbiont of Sesbania rostrata, and that contains a unique Ba...

journal_title：Plasmid

authors： D'Haeze W,Verplancke C,Mironov V,Holsters M

更新日期：2002-03-01 00:00:00

abstract：:We have evaluated the ability of immortalized human fibroblasts to recombine transfected plasmid DNA. A number of cell lines from normal individuals and from patients with DNA damage-processing defects were examined. Two plasmid recombination substrates were derived from pSV2neo and contained nonoverlapping deletions ...

journal_title：Plasmid

authors： Timme TL,Wood CM,Moses RE

更新日期：1989-07-01 00:00:00

abstract：:Sequence analysis of the Pseudomonas aeruginosa insertion sequence element IS222 revealed it to be 1234 bp in size with 23 bp imperfect terminal inverted repeats. Insertion caused a 5-bp duplication of the insertion site. Two ORFs were identified, one of which, ORFA, could encode a basic (pI 10.5) polypeptide with a m...

journal_title：Plasmid

authors： Kropinski AM,Farinha MA,Jansons I

更新日期：1994-03-01 00:00:00

abstract：:Horizontal transfer of genes encoding phenol degradation (pheBA) in the environment has been previously described. Complete or partial phe-operon was redetected in plasmids of several indigenous Pseudomonas strains isolated from the river water. The sequences of up- and downstream regions of the acquired phe-DNA in ei...

journal_title：Plasmid

authors： Peters M,Tomikas A,Nurk A

更新日期：2004-11-01 00:00:00

abstract：:The repABC replicons have an unusual structure, since they carry genes coding for partitioning (repA, repB) and replication (repC) proteins, which are organized in an operon. So far, the presence of these compact bi-functional modules has been reported only in the megaplasmids of the Rhizobiaceae and within the plasmi...

journal_title：Plasmid

authors： Bartosik D,Baj J,Piechucka E,Waker E,Wlodarczyk M

更新日期：2002-09-01 00:00:00

abstract：:We report the construction of two filamentous fungi Trichoderma reesei expression vectors, pWEF31 and pWEF32. Both vectors possess the hygromycin phosphotransferase B gene expression cassette and the strong promoter and terminator of the cellobiohydrolase 1 gene (cbh1) from T. reesei. The two newly constructed vectors...

journal_title：Plasmid

authors： Lv D,Wang W,Wei D

更新日期：2012-01-01 00:00:00

abstract：:It is now known that conjugative pili are determined by representative plasmids for all incompatibility groups in Escherichia coli K-12. They fall into three basic morphological groups, which are described: thin flexible, thick flexible, and rigid filaments or rods. The main thrust of this study, however, has been the...

journal_title：Plasmid

authors： Bradley DE

更新日期：1980-09-01 00:00:00

abstract：:Nocardia brasiliensis, is a bacteria that lives as saprophyte in soil and causes a disease called actinomycetoma in both human and animals. Nocardia brasiliensis is an intracellular, facultative bacterium that replicates and survives within host macrophages. The mechanisms involved in the evasion of the microbicidal a...

journal_title：Plasmid

authors： Salinas-Carmona MC,Rocha-Pizaña MR

更新日期：2011-01-01 00:00:00

abstract：:The expression of hypoxia-inducible factor-1alpha (HIF-1alpha) in heart allografts is an important mechanism in response to ischemia/reperfusion (I/R) injury which represents the single major non-immunologic factor implicated in pathogenesis of chronic graft dysfunction (CGD). Adenoviral mediated overexpression of HIF...

journal_title：Plasmid

authors： Wei L,Lu J,Feng L,Li S,Shan J,Li Y

更新日期：2010-01-01 00:00:00

abstract：:We have constructed shuttle vectors for integration of genes via double homologous recombination into three ectopic sites on the chromosome of Bacillus subtilis. The sites of integration are the pyrD, gltA, and sacA genes located at 139 degrees, 172 degrees, and 333 degrees, respectively, on the chromosome. Integratio...

journal_title：Plasmid

authors： Middleton R,Hofmeister A

更新日期：2004-05-01 00:00:00

abstract：:Based on hybridization studies, 21/32 multi-resistant clinical isolates of Acinetobacter baumannii contain class 1 integrons. Amplification products were obtained from 20 of the hybridization-positive strains. A single dfrA7 cassette was identified in 18 of the isolates and an integron with two cassettes (aadB-aadA4) ...

journal_title：Plasmid

authors： Segal H,Thomas R,Gay Elisha B

更新日期：2003-03-01 00:00:00

abstract：:Some strains of the Enterobacteriaceae Serratia entomophila and Serratia proteamaculans cause amber disease in the grass grub, Costelytra zealandica (Coleoptera: Scarabaeidae), an important pasture pest in New Zealand. The genes responsible for this disease reside on a large, 155-kb plasmid designated amber disease-as...

journal_title：Plasmid

authors： Hurst MR,O'Callaghan M,Glare TR

更新日期：2003-11-01 00:00:00

abstract：:Taking advantage of the plaque morphology method, we detected two single-stranded initiation (ssi) signals in the plasmid pSY343; one was in the 170-nucleotide (nt) EcoRV-ThaI segment (170P), and the other was in the 93-nt DraI-FnuDII segment (93F), which were designated as ssiA and ssiB, respectively. We cloned the t...

journal_title：Plasmid

authors： Bahk JD,Kioka N,Sakai H,Komano T

更新日期：1988-11-01 00:00:00

abstract：:A variant of the cryptic plasmid of Neisseria gonorrhoeae, 4.4 kb in size, was isolated and characterized at the molecular level. This variant harbored a 156-bp insertion which was located between coordinates 3134 and 3135 within the putative cppB gene using the 4.2-kb cryptic plasmid, pJD1, as a reference. The insert...

journal_title：Plasmid

authors： Roy RN,Bigelow N,Dillon JA

更新日期：1988-01-01 00:00:00

abstract：:pBR322-derived plasmids that lack the bla gene and 40% of the gene for the replication inhibitor, RNAI, have been constructed. Since the RNAI gene totally overlaps with the gene for the replication primer, RNAII, this primer is similarly defective and also lacks its normal promoter. The primer is presumed to by synthe...

journal_title：Plasmid

authors： Chiang CS,Bremer H

更新日期：1991-11-01 00:00:00

abstract：:Polymerase chain reaction (PCR) is one of the most powerful tools in cloning genes. For the direct cloning of PCR products, T-vectors, which contain complementary 3'-thymidine overhangs, are widely used. In the present study, we developed a plasmid, pNB-T, which was constructed by cloning an XcmI cassette with a suffi...

journal_title：Plasmid

authors： Jo C,Jo SA

更新日期：2001-01-01 00:00:00

abstract：:Even though Vibrio cholerae is a well-known human pathogen, it is also a normal member of aquatic habitats. Within this environment it often forms biofilms on the chitin-containing exoskeleton of crustaceans and their molts. Chitin not only serves as nutrient source but also induces a developmental program called natu...

journal_title：Plasmid

authors： De Souza Silva O,Blokesch M

更新日期：2010-11-01 00:00:00