单词 | DNA |
例句 | 1) DNA fingerprinting has proved the clincher in this investigation. 2) Gene mutations are alterations in the DNA code. 3) DNA is stored in the nucleus of a cell. 4) DNA decides what we are, but not who we are. What we are never changed, but who we are never stop changing. 5) Proteins and DNA are natural polymers. 6) The DNA molecule is compounded from many smaller molecules. 7) His work on DNA was widely admired. 8) Scientists have discovered how to splice pieces of DNA. 9) Nothing has the capacity to replicate itself except DNA. 10) Strands of DNA are reproduced through succeeding generations. 11) DNA samples were extracted and resolved. 12) Proteins and DNA are polymers. 13) They took samples from his hair for DNA testing. 14) DNA and RNA are both nucleic acids. 15) Police want a national register of DNA samples. 16) DNA carries the genetic blueprint which tells any organism how to build itself. 17) In our DNA we all carry a genetic template for the next generation. 18) The DNA results lend credence to Hausmann's claims of innocence. 19) The results of the DNA test proved that Simmons was the rapist. 20) The men will undergo voluntary DNA testing of their saliva. 21) They act at least a temporary block to DNA synthesis in micro - organisms. 22) The DNA samples found on her body did not match up with a sample taken from the accused. 23) According to the prosecution,[http:///DNA.html] DNA tests 'irrefutably' implicate Henson. 24) DNA tests have revolutionized forensic science. 25) The DNA must replicate completely, once and only once. 26) The deduced translation is shown beneath the DNA sequence. 27) DNA testing is an almost infallible method of identification. 28) DNA can copy itself within a cell ad infinitum. 29) The jury accepted that the DNA evidence was flawed. 30) Jim Watson and Francis Crick were the discoverers of DNA. 1) DNA fingerprinting has proved the clincher in this investigation. 2) Gene mutations are alterations in the DNA code. 3) DNA is stored in the nucleus of a cell. 4) Proteins and DNA are polymers. 5) They act at least a temporary block to DNA synthesis in micro - organisms. 31) Under the microscope: DNA testing to catch a rapist. 32) Of these, 19 products were found to contain low-copy DNA fragments. 33) A quick DNA test shows which partner succeeded as a father. 34) DNase I footprinting assays were performed with 5' end-labelled DNA fragments and bacterial extracts. 35) But Marino said the DNA analysis does not completely rule out Sam Sheppard as a source of the blood. 36) YACs 229C7 and 223E11 do not contain DNA from this region of the genome. 37) As they bind to similar DNA sequences and associate with the same proteins, they are likely to be closely related. 38) After all, the DNA molecule is one continuous chain of bases, and without punctuation, the code would be nonsensical./DNA.html 39) Detectives say they'd have more chance of solving such cases if a national register of DNA samples was set up. 40) They alleged that scientists, supposedly objective, interpreted DNA test results in the most incriminating way possible. 41) Blum and Noble examined DNA samples from the brains of corpses of thirty-five alcoholics and thirty-five nonalcoholics. 42) Interviews with local doctors, blood samples and DNA analysis will follow. 43) During the S phase, the DNA replicates once, and only once. 44) The McDermott's also called on the police to look at the possibility of re-examining the case now that DNA testing is possible. 45) This suggests that the DNA structure relaxes back to its native form more slowly than the dissociation of the drug. 46) Genomic DNA sequencing and mapping of the exon-intron boundaries showed that the visceral isoform was the product of cassette-type alternative splicing. 47) He was aware that DNA tests would be carried out on Otzi. 48) For these reasons we intend to perform future studies on DNA fragments containing isolated actinomycin binding sites. 49) But if licensing factors are present in the cytoplasm, why doesn't DNA replicate all the time? 50) Nevertheless, it is likely that the qualitative features of DNA binding are the same. 51) DNA testing provides a genetic fingerprint that can be extremely accurate. 52) Why, for example(), have we had to wait so long for DNA tests on the blood? 53) Plasmid: circular DNA molecules able to replicate independently of the chromosome in microorganisms. 54) The amino acid sequences were deduced from the DNA sequences. 55) Astra says her methods do not fully exclude the possibility of normal DNA replication and can not repeat her results. 56) This suggests some form of hysteresis in the DNA structure so that its exact behaviour depends on its history. 57) The ability of DNA to replicate itself is a consequence of its unique structure. 58) The results of DNA tests have not been received yet. 59) Thus, these two positions may be important for sequence specific DNA binding of CytR. 60) Rat sciatic nerve Schwann cells were assayed for incorporation of DNA synthesis precursors, as described. 61) White, who is doing research on the disease, was able to determine its DNA sequence. 62) Other methods of genetic purification can homogenize a DNA sequence. 63) There were no detectable p53 mutations in genomic DNA from the six children who developed secondary brain tumours. 64) Experts are still analyzing the DNA evidence in the case. 65) These four bases provide the only source of variation in the DNA molecule. 66) It can be estimated that at least twelve DNA fragments are detected by the probe. 67) It replicates itself, making two DNA molecules where before there was one; and it makes protein. 68) The predicted 5' and 3' boundaries of the expression regions were confirmed by direct plasmid DNA sequencing. 69) A thermostable DNA polymerase is added to the same tube. 70) In fact, only about five per cent of each DNA molecule actually provides any meaningful code. 71) Immunocytochemistry can then be used as a marker of p53 mutation, although DNA sequencing remains the gold standard. 72) It is the gradual reorganisation of the genetic program, the software coded into DNA sequences. 73) A DNA sample taken from the exhumed body of the A6 murderer James Hanratty has reportedly confirmed his guilt. 74) Dusky seaside DNA is, as far as can be seen, identical to that of other, commonplace, sparrows nearby. 75) Occasionally, the DNA copying process involved in reproduction may go wrong. 76) Voice over Police are now using DNA testing, or genetic fingerprinting in an attempt to track down the rapist. 77) However, Mr Klevan said that subsequent DNA analysis had established that the baby was Gilfoyle's. 78) This method provides a means of obtaining DNA markers distributed along the length of a specific restriction fragment. 79) The more drugs that one gives, the more likely it is that damage to host DNA polymerase will take place. 80) Police are almost certain the torso was Mr Davison but they're awaiting confirmation by a DNA test. 81) Direct DNA sequencing of the relevant amplification products in both patients was used to characterize each mutation. 82) But also, some time around the middle of interphase, the DNA replicates itself. 83) It therefore seems that both DNA structure and hydrogen bonding to guanine contribute towards sequence recognition. 84) Just one base wrong in a particular DNA sequence may cause a coding error in the protein formed by that gene. 85) The whole process is emphatically led by the cytoplasm-which continues to divide whether DNA replication is completed or not. 86) So acyclovir phosphate and triphosphate are not formed in healthy cells, whose DNA synthesis is therefore not affected. 87) The only thing missing was DNA evidence and the Bruno Magli loafers. 88) Specimens are now providing DNA samples that could answer questions about evolutionary links. 89) The messages that DNA molecules contain are all but eternal when seen against the time scale of individual lifetimes. 90) In three patients, no analysable DNA histogram could be generated because their tumours had been fixed in Bouin's solution. 91) A legal case is pending which will force a DNA test to acknowledge paternity. 92) The two DNA strands in the sample would, of course, usually relocate their partners and reform the paired double helix. 93) Now police believe a National register of DNA samples might have helped catch the man, but they admit there are problems. 94) The theist can not deny that DNA replication could have come about by an exceedingly improbable chance. 95) The laboratories are able to extract DNA from bones and teeth. 96) Moreover, DNA testing for employment purposes should not be performed if a large ethnic group would suffer. 97) Lines up- and underlying DNA sequences delimit the footprints described in the text. 98) Point mutations were created by oligonucleotide-mediated site-directed mutagenesis and confirmed by DNA sequencing. 98) Wish you will love and make progress everyday! 99) Other studies hint that DNA structure itself influences the cleavage efficiency. 100) The other way is that it can be duplicated into a new DNA strand. 101) Electrophysiological studies may be of help in cases where neither sweat test nor DNA analysis were conclusive. 102) The approximate regions of genomic DNA containing coding sequence found in 6G11 and 7C11 are indicated. 103) He had been reading microbiology texts and became intrigued by DNA and how it replicated itself. 104) Sometimes, though, two damaged pieces of DNA get together and the carrier pays the price. 105) More importantly the larger molecules manufactured inside the cell were later to be called the dna. 106) In cell division the spiral appears, as well as in the DNA molecule in the cell nucleus. 107) The gloves are critical because they were smeared with blood consistent with DNA from both victims and O. J. Simpson. 108) Thymocyte DNA from eight littermates was cut with Hin dIII and hybridized with probe B-B. 109) Thirty-nine women treated at the hospitals have been offered DNA tests to prove their babies are their own. 110) A DNA test should establish Wright's paternity of the child. 111) It will take by then a matter of weeks to determine the complete DNA sequence of such a gene. 112) The labelled tyr T DNA fragments of interest were separated from the remainder of the plasmids on 6% polyacrylamide gels. 113) The mouse DNA sequence encoding TEF-1 was 92% homologous with the corresponding human sequence. 114) Police linked the cases through DNA evidence left behind and are looking at whether other assaults are connected to the series. 115) They may think DNA evidence is enough to do that. 116) We have seen that DNA molecules are the centre of a spectacular information technology. 117) The results for several DNA fragments are presented in Figures 5 and 6. 118) Polymerase chain reaction, however(), is a powerful technique capable of amplifying specific target DNA sequences by a factor of 10. 119) Today's techniques for DNA sequencing are comparatively laborious and indirect. 120) Ethanol will interfere with subsequent manipulations of the DNA. 121) Objective To construct a multivalent DNA vaccine. 122) DNA fragmentation localized to glomerular cells. 123) Furthermore, glomerular damaged showed a significant correlation with tubular DNA damage in proliferatie GN. 124) Only 13 of the mitochondrion's component proteins are encoded by its own DNA. 125) DNA ploidy may be a valuable parameter for prognostic of esophageal cancer. 126) Transposons are just small pieces of DNA that randomly insert in the genetic code. 127) The sequence of nitrogenous Bases along a strand of DNA determines the genetic code. 128) DNA double helix in solution become more loose in the presence of non - planar structure 1,4 - DHP derivatives. 129) To save time and reduce workload, a economical, rapid, simple, and applicable for RAPD analysis extraction methodology of seeds genomic DNA of Hibiscus cannabinus L. was explored. 130) DNA microarray has been applied to DNA sequencing, pharmaceuticals analysis, gene expression and so on. 131) The result of checking - out the DNA proved him inculpable. 132) Several judges have remarked that Frye hearings over DNA can be extremely vicious. 133) To compare DNA damage induced by microcystin - LR ( MC - LR ) in two kinds of cell lines. 134) Double helical structure of DNA and types of DNA helices. 135) Prior to transplantation, patients with detectable serum HBV DNA received lamivudine 100 mg daily. 136) The variations in DNA amount to misspellings in the genetic code. 137) Rate of ressociation of DNA fragments is a second-order reaction. 138) Serum HBV DNA levels were measured prior to lamivudine, at transplantation, and at 12 months posttransplantation. 139) Conclusion: This study provides foundation for large scale production of leptospira DNA vaccine. 140) Objective : To construct attenuated Salmonella delivering mouse hepatitis virus DNA vaccine and to study its immunogenicity. 141) Results consistently demonstrated that DNA colocalized with autoantibodies in glomerular membrane associated EDS. 142) Genes get switched off when a chemical mark, a methyl group, is added to the DNA. 143) The Dnd phenotype was also found in DNA of Mycobacterium smegmatis mc 2155 by PFGE. 144) Methods: The restriction endonuclease and T 4 DNA ligase were used to construct the vector plasmid. 145) The amplified DNA fragments are separated by denaturing acrylamide gels and detected by autoradiography. 146) The wild subspecies that gave up their DNA for these tests still exist, though barely. 147) The holoenzyme recognizes specific nucleotide sequences on the DNA duplex ( promoters ). 148) The DNA ploidy types and aneuploid was associated with prognosis. 149) DNA cross - links are produced mainly upon irradiation of dry DNA or bacterial spores. 150) DNA fingerprinting patterns showed a great difference from sputum and pus specimens of the same patient. 151) PCR simplify purification of DNA and classify the Enter oinvasive E. coli. 152) Arginine An AMINO ACID found especially in the histone proteins that surround DNA in chromosomes. 153) Furthermore, based on the molecular hybridization, the reliability of GMOsdetection by DNA chip was highly increased. 154) DNA Extracted from Nanyang yellow cattles hair follicle and blood was used to RAPD amplification. 155) The shape of the dna molecule is a double helix. 156) DNA was extracted from fetuses at mid - gestation, about 10 days past conception. 157) Objective To monitor the hospital infection of Klebsiella pneumoniae by randomly amplified polymorphic DNA ( RAPD ) assay. 158) Matrix attachment region ( MAR ) is the DNA sequence that binds to nuclear matrice in eukaryote organisms. 159) "In the past, we have been taught that living beings are like machines run by biochemicals and DNA,[http:///DNA.html] " explains Dr. 160) Lastly, the final DNA fingerprint is built by using several probes ( 5 - 10 or more ) simultaneously. 161) The Neandertal DNA sequence falls outside the variation range found in humans today. 162) DNA hypermethylation is a major cause of gene inactivation in cancer. 163) Method Apoptosis was assessed by DNA gel electrophoresis, oil - immersion microscopy. 164) The design and application of DNA electrochemical sensor were reviewed. 165) Adenoviruses are the only enteric viruses that contain a DNA core. 166) DNA fingerprint is a laboratory procedure that requires several steps. 167) DNA molecule to which RNA polymerase binds, initiating the transcription of messenger RNA. 168) This particular junk DNA indicates a common ancestry with other species on earth, so it is particularly interesting. 169) Mummification preserves DNA and does not allow the soul to retract from the form. 170) There are five other double helix pairs in the DNA system. 171) Genes are pieces of DNA which contain the genetic code necessary to produce a specific protein. 172) Histamine - producing strains could be detected by PCR test or DNA probe technology. 173) Nucleotide sequences homologous to oncornaviruses DNA products have been observed in human leukaemic cells. 174) The present invention discloses vegetable soybean DNA fingerprint map and its constituting method and application. 175) The results showed that m - nitrobenzene could induce the DNA strand breaks with significant logarithmic dose - effect relationship. 176) But nearly all of those genes are not in the mitochondrion's DNA at all! 177) In this close - up the DNA is seen as a long twisted molecular ladder, the double helix. 178) At 2 strands of DNA, this creates a machismo man and a subordinate woman. 179) Some success in interferon production by bacteria has recently been achieved by the recombinant DNA technique. 180) Exacerbating the problem, bacteria constantly exchange bits of DNA with one another, spreading that resistance. 181) Methods: Analyse the DNA fingerprints of two vareties of Lonicera japonica by RAPD. 182) Cell morphology and DNA gel electrophoresis were used to observe the apoptosis. 183) In addition, histone exchange reveals new changing mechanism of DNA - histone interaction. 184) A microbe that uses left - handed DNA could exist unrecognised. 185) Poly - L - Ornithine can change electric charge on the surface of protoplasts or foreign DNA. 186) Genes are segments of the DNA double helix that encode the information for making proteins. 187) Alec Jeffreys, the genetics professor who invented DNA fingerprinting in 1984 and went on to help police crack the Pitchfork case, is justifiably proud of his discovery. 188) Biochemical reaction, coagglutination test, metabolism inhibition test, polymerase chain reaction (PCR) assay, and DNA sequencing were employed to identify the isolated microorganisms. 189) Some Methods : Were brought out to help standardize the construction of Chinese maize DNA fingerprint database. 190) A new altered sites mutagenesis systems for the cloning DNA is described. 191) Methods BMGNeo - IFN - a DNA was transferred into NIH 3 T 3 fibroblasts by the liposome method. 192) Scientists have been altering DNA a generation, producing a menagerie of genetically engineered plants and animals. 193) Conclusion The plasma concentration of EBV DNA could reflect the tumor burden in patients with NPC. 194) The core of a Bacteriophage's genetic material may be either DNA or RNA. 195) The DNA molecule is a double helix, resembling a ladder that's been twisted along its length. 196) The transfection efficiency was influenced by different incubate time between ESCORT - DNA mixture and lung cancer cells. 197) Biometric includes face, print, iris, line , auricle shape and DNA etc which used in person identification. 198) The couples were put into three groups depending on the DNA of the men: men without the gene mutation,[http:///DNA.html] men with one copy of the mutant gene and men with both copies of the mutation. 199) Histones are protein - found in eukaryotic cell nuclei, tightly bound to DNA, which has many phosphate groups. 200) In other programs, prospective parents use DNA fingerprint information in their decisions concerning affected pregnancies. 201) So far, DNA testing exonerated -- more than 240 people in the United States. 202) Researchers say these nanotube - DNA sensors could monitor cellular activity over long periods of time. 203) A messenger RNA molecule synthesized from the DNA directs the synthesis of the protein. 204) Results 60 % cancer karyon, cytoplasm display positive signal of Staphylococcus aureus L - form DNA. 205) Ingredient: DNA Original Fluid, Lavender, Hamamelis, Elastic Element, Micro - collagen Protein, Hair Follicle Mollify. |
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