Miguel Ramirez

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ECMDB or the Escherichia coli Metabolome Database (http://www.ecmdb.ca) is a comprehensive database containing detailed information about the genome and metabolome of E. coli (K-12). First released in 2012, the ECMDB has undergone substantial expansion and many modifications over the past 4 years. This manuscript describes the most recent version of ECMDB(More)
Heterotrophic nitrifiers synthesize nitrogenous gasses when nitrifying ammonium ion. A Cupriavidus pauculus, previously thought an Alcaligenes sp. and noted as an active heterotrophic nitrifier-denitrifier, was examined for its ability to produce nitrogen gas (N2) and nitrous oxide (N2O) while heterotrophically nitrifying the organic substrate pyruvic oxime(More)
BACKGROUND ICSI is a relatively new treatment for human male-related infertility, as well as an efficient method for the production of transgenic animals by injecting into the oocyte sperm previously incubated with foreign DNA. As semen samples collected in human infertility clinics are frequently contaminated with bacteria, one risk associated with the(More)
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