Bacteria in human lumbar discs – subclinical infection or contamination? Metabolomic evidence for colonization, multiplication, and cell-cell cross-talk of bacteria

Shanmuganathan Rajasekaran, Chitraa Tangavel, Gowdaman Vasudevan, Murugesh Easwaran, M. Raveendran, K. S. Sri Vijay Anand, Chandhan Murugan, Sharon Miracle Nayagam, Rishi Mugesh Kanna, Ajoy Prasad Shetty