THERE is good reason for believing that gastric hydrochloric acid is neutralized by ammonia formed most probably by urease from circulating urea. This enzyme is present in the mucosa. This mechanism ...

Department of Chemical and Biomolecular Engineering, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States Department of Bioengineering, University of Pennsylvania, Philadelphia, ...

Posts from this topic will be added to your daily email digest and your homepage feed. The game is inspired by the classics, but it has a perspective-shifting twist. The game is inspired by the ...

Maxell is a heritage Japanese audio and electronics manufacturer with a history dating back to the 1960s. Over the years, the brand has become synonymous with audio cassettes and other recordable ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Non-Commercial (NC): Only non-commercial uses of the work are permitted. Article Views ...

Transgenic plants represent an invaluable tool for molecular, genetic, biochemical and physiological studies by gene overexpression or silencing, transposon-based mutagenesis, protein sub-cellular ...