Mechanisms of action and in vivo antibacterial efficacy assessment of five novel hybrid peptides derived from Indolicidin and Ranalexin against Streptococcus pneumoniae by Jindal, H.M., Zandi, K., Ong, Kien Chai, Velayuthan, Rukumani Devi, Rasid, S.M., Samudi, Chandramathi, Sekaran, Shamala Devi