The phrase "a mixture of dna" is correct and usable in written English.
It can be used when discussing genetic material or biological samples that contain DNA from different sources.
Example: "The scientist analyzed a mixture of dna from various species to study their genetic similarities."
Alternatives: "a blend of dna" or "a combination of dna".
She said the laboratory was particularly weak where the sample involved a mixture of DNA from two people.
An anal swab from the victim showed a mixture of DNA from him and Mr. Francis, Mr. Lin said.
According to a criminal complaint filed against Mr. Pabon, investigators found a mixture of DNA from a man and a woman under the fingernails of Ms. Rodriguez's right hand.
Elizabeth Johnson, who established the DNA testing unit at the Harris County Medical Examiner's Office here 11 years ago and has been retained by Mr. Sutton's lawyer, said the sample offered by prosecutors as a precise match was in fact a mixture of DNA from at least two people.
Three stains on the carpet "contained the semen and DNA of three different unknown males," according to the filing recommending dismissal of the charges against Mr. Strauss-Kahn, "and one other stain contained amylase and a mixture of DNA from three additional individuals".
The scientists, Theresa A. Caragine and Adele A. Mitchell, produced the Forensic Statistical Tool, an algorithm for a software program that can analyze a mixture of DNA from a crime scene and determine the probability that it could include the defendant's profile.
twice or three times with 3-wk intervals with either a single DNA or with a mixture of DNAs at a dose of 10 μg of each DNA in a total volume of 0.1 mL.
ChIP DNA was prepared for Solexa 1G sequencing by simultaneously blunting, repairing and phosphorylating ends using a mixture of T4 DNA polymerase, DNA polymerase I and T4 kinase according to manufacturer's instruction (Illumina).
In order to prepare the positive control (i.e., 100% methylated DNA), we treated a mixture of genomic DNA from five lung cancer tissues with Sss I (CpG) methylase (New England Biolabs, Inc., Beverly, MA).
The positive control for Southern blot included a mixture of plasmid DNA (transgene) and wild-type (WT) tail DNA, digested with the same enzyme BamHI (lane C).
Most people typically carry a mixture of mitochondrial DNA varieties, and illness results when the proportion of "bad" mitochondrial DNA falls between 60% and 95%.
