this study investigated metadiscourse and its subcategories in english research articles (ras) written by nonnative (iranian) and native english writers from the two disciplines of applied linguistics and civil engineering. the study aimed at seeing whether language and discipline influenced the frequency of occurrence of metadiscourse elements in research articles. to this end, a sample of 120...

writers ensure the expected (re)construction of concepts in the mind of the audience through effective signposting of the inevitably linear linguistic stream, which is a main aspect of metadiscourse called interactive metadiscourse. in this study, the use of interactive metadiscourse markers in research articles was investigated to examine any probable difference existing between different disc...

although the use of metaphorical markers in corpora has been studied to a largeextent (e.g., glucksberg & keysar 1993; skorczynska & deignan, 2006; sznjder,2005), no attempt to the best of the researchers' knowledge has been made todescribe metaphorical marking in a comparative analysis of 2 corpora in bothnational and international journals of applied linguistics in iran. the gap envis...

This study was motivated by three factors, which also contribute to its significance for today’s academic writing. First, research articles are the significant means of communication between the writers all over the world. Second, persuasion and organization are crucial notions in academic writing where the authors have to consider the academic audiences and their needs.  Third, some writers ar...

Molecular oxygen (O 2 ) is essential for the survival of all aerobic organisms. Reactive oxygen species (ROS), such as superoxide anion (O 2 ), hydrogen peroxide (H 2 O 2 ), and hydroxyl radical (HO•), consist of radical and non-radical oxygen species formed by the partial reduction of oxygen. The radicals derived from oxygen represent the most abundant class of radical species generated in liv...