Growth polarity in leaves – a final discussion Insights into the growth processes of leaf lamina have come from studies on several species including Arabidopsis, Antirrhinum, tobacco and maize. A feature common to the ...

DNA repair proteins in mycobacteria and their physiological importance Mycobacterium tuberculosis, the causative organism of tuberculosis, resides in the host macrophages where it is subjected to a plethora of stresses ...

Bacteria employ survival strategies to protect themselves against foreign invaders, including bacteriophages. The ‘immune system’ of bacteria relies mostly on restriction-modification (R-M) systems. The primary role of R-M ...

p53 is a nodal tumor suppressor protein that acts as a major defense against cancers. Approximately 50% of human tumours have mutations in p53 gene. Among its myriad features, the most distinctive is the ability to elicit ...

Peste des petits ruminants virus (PPRV) belongs to the family paramyxoviridae which comprises non segmented negative sense RNA viruses including measles and rinderpest virus. PPRV is the causative agent of peste des petits ...

Altruism is defined as a trait in an individual that increases some other individual’s fitness at the expense of her own. Therefore, existence of such traits in a population is an evolutionary paradox, as natural selection ...

Despite a long history of investigations on protective ant-plant interactions, since the late 19century (Thomas Belt 1874), a comprehensive quantitative understanding of the adaptations that facilitate these associations ...

The studies reported in this thesis address the aspects of initiator tRNA selection in Escherichia Coli. A summary of the relevant literature discussing the process of ptotein biosynthesis in general and initiator tRNA ...

Various ecological and human-induced disturbances play an important role in defining the health of an animal. To cope up with such threats or challenges to its homeostasis, an animal responds by secreting stress hormones ...

Tropical habitats face a diverse range of anthropogenic threats. Two common and important threats to tropical biodiversity are invasive species and roads. Invasive plants are proposed to be a major threat to biodiversity ...