نتایج جستجو برای: specimen collection

تعداد نتایج: 245757  

Journal: :Environmental Health Perspectives 1997
S H Swan E P Elkin L Fenster

In 1992 a worldwide decline in sperm density was reported; this was quickly followed by numerous critiques and editorials. Because of the public health importance of this finding, a detailed reanalysis of data from 61 studies was warranted to resolve these issues. Multiple linear regression models (controlling for abstinence time, age, percent proven fertility, specimen collection method, study...

2011
Richard Griffiths Peter JW Saxton Nigel P Dickson Anthony J Hughes John Rowden

Introduction This report describes the methods of the first HIV prevalence study to be conducted among a community sample of men who have sex with men (MSM) in New Zealand. It highlights novel features of the project such as collecting oral fluid with indigenous MSM (Maori) and specimen collection at a large community fair day. It is intended to accompany the main summary paper [1] and to be re...

2016
Carlos A. Maya-Lastra

PREMISE OF THE STUDY ColectoR was developed to aid botanists in the collection of data for voucher specimens using smartphones, accelerating the process of data capture in situ and its subsequent organization. METHODS AND RESULTS ColectoR features a minimalist design that uses an intuitive iconic interface. The integration of external application programming interfaces (APIs) and an automated...

Journal: رستنیها 2014

In the framework of collection and identification of bolete fungi of Iran, one specimen from the genus Strobilomyces was collected and identified as Strobilomyces strobilaceus (Scop.) Berk., based on Knudsen & Vesterholt (2008).

Journal: :Journal of infection in developing countries 2015
Francesca Sidoti Massimo Rittà Cristina Costa Rossana Cavallo

The diagnostic approaches to viral gastroenteritis have evolved substantially over the past decades because of the advances in detection methods, the emergence of new pathogens, and the increase in diarrhea hospitalizations attributed to viruses, especially in young children in non-industrialized countries. Overall, these factors have lead to a relevant improvement of types and operating charac...

Journal: :Stroke 2015
Thomas W K Battey Valerie Valant Sylvia Baedorf Kassis Christina Kourkoulis Chaeyoung Lee Christopher D Anderson Guido J Falcone Jordi Jimenez-Conde Israel Fernandez-Cadenas Guillaume Pare Tatjana Rundek Michael L James Robin Lemmens Tsong-Hai Lee Turgut Tatlisumak Steven J Kittner Arne Lindgren Farrah J Mateen Aaron L Berkowitz Elizabeth G Holliday Jennifer Majersik Jane Maguire Cathie Sudlow Jonathan Rosand

Journal: :Clinical pharmacology and therapeutics 2011
D S Ricci E D Broderick A Tchelet F Hong S Mayevsky D M Mohr M E Schaffer A W Warner P Hakkulinen A Snapir

The Industry Pharmacogenomics Working Group has an interest in attaining a better understanding of global requirements for sample collections intended for pharmacogenetics research. To have adequately powered pharmacogenetics studies representative of the clinical trial population, it is important to collect DNA samples from a majority of consenting study participants under many institutional r...

Journal: :Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2012
David R Murdoch Katherine L O'Brien Amanda J Driscoll Ruth A Karron Niranjan Bhat

Laboratory diagnostics are a core component of any pneumonia etiology study. Recent advances in diagnostic technology have introduced newer methods that have greatly improved the ability to identify respiratory pathogens. However, determining the microbial etiology of pneumonia remains a challenge, especially in children. This is largely because of the inconsistent use of assays between studies...

Journal: :Forensic science international 2012
Gail A A Cooper Robert Kronstrand Pascal Kintz

The Society of Hair Testing (SoHT) Guidelines for Drug Testing in Hair provide laboratories with recommended best practice guidelines whether they are currently offering drug testing in hair, or plan to offer a hair testing service in the future. The guidelines include reference to recommended sample collection and storage procedures, through sample preparation, pre-treatment and analysis and t...

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