Algorithms|Anaerobiosis|Cluster Analysis|Escherichia coli|Gene Expression Profiling|Gene Expression Regulation, Bacterial|Host-Pathogen Interactions|Humans|Macrophages|Metabolic Networks and Pathways|Models, Biological|Mycobacterium tuberculosis|Oligonucleotide Array Sequence Analysis|Reproducibility of Results|Sputum|Systems Biology|Tuberculosis