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  2. Blood residue - Wikipedia

    en.wikipedia.org/wiki/Blood_residue

    The DNA contained in blood, on the other hand, is less subject to deterioration, and allows near-certain matching of blood residue to individuals with DNA profiling techniques. [3] Through bloodstain pattern analysis , information about events can also be gained from the spatial distribution of bloodstains.

  3. List of research methods in biology - Wikipedia

    en.wikipedia.org/wiki/List_of_research_methods...

    A research design that involves multiple measures of the same variable taken on the same or matched subjects either under different conditions or over two or more time periods. [ 1 ] Paired t-test , Wilcoxon signed-rank test

  4. Matching (statistics) - Wikipedia

    en.wikipedia.org/wiki/Matching_(statistics)

    It was prominently criticized in economics by Robert LaLonde (1986), [7] who compared estimates of treatment effects from an experiment to comparable estimates produced with matching methods and showed that matching methods are biased. Rajeev Dehejia and Sadek Wahba (1999) reevaluated LaLonde's critique and showed that matching is a good ...

  5. DNA footprinting - Wikipedia

    en.wikipedia.org/wiki/DNA_footprinting

    Examples of such methods are: HINT, [30] Boyle method [31] and Neph method. [32] Site-centric methods, on the other hand, find footprints given the open chromatin profile around motif-predicted binding sites, i.e., regulatory regions predicted using DNA-protein sequence information (encoded in structures such as position weight matrix).

  6. Blood smear - Wikipedia

    en.wikipedia.org/wiki/Blood_smear

    A blood smear is made by placing a drop of blood on one end of a slide, and using a spreader slide to disperse the blood over the slide's length. The aim is to get a region, called a monolayer, where the cells are spaced far enough apart to be counted and differentiated.

  7. Polony sequencing - Wikipedia

    en.wikipedia.org/wiki/Polony_sequencing

    Polony sequencing is generally performed on paired-end tags library that each molecule of DNA template is of 135 bp in length with two 17–18 bp paired genomic tags separated and flanked by common sequences. The current read length of this technique is 26 bases per amplicon and 13 bases per tag, leaving a gap of 4–5 bases in each tag.

  8. Bleeding time - Wikipedia

    en.wikipedia.org/wiki/Bleeding_time

    Bleeding time may be affected by platelet function, certain vascular disorders and von Willebrand Disease—not by other coagulation factors such as haemophilia.Diseases that may cause prolonged bleeding time include thrombocytopenia, disseminated intravascular coagulation (DIC), Bernard-Soulier disease, and Glanzmann's thrombasthenia.

  9. Forensic palynology - Wikipedia

    en.wikipedia.org/wiki/Forensic_palynology

    Forensic palynology is an evolving forensic science application. And is mostly utilized in countries such as New Zealand, Australia, and the United Kingdom. [1] It is relatively "small, disparate, and fragmented" compared to the other approaches, thus, there is no thorough guide to achieve the best practice in forensic palynology. [10]