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- W2044323311 startingPage "27" @default.
- W2044323311 abstract "Programmed cell death (PCD) is a process that occurs throughout the life span of every plant life, from initial germination of the seed to the senescence of the plant. It is a normal physiological milestone during the plant’s developmental process, but it can also be induced by external factors, including a variety of environmental stresses and as a response to pathogen infections. Changes in the morphology of the nucleus is one of the most noticeable during PCD but all the components of the plant cell (cytoplasm, cytoskeleton and organelles) are involved in this fascinating process. To date, relatively little is known about PCD in plants, but several factors, among which polyamines (PAs) and plant growth regulators, have been shown to play an important role in the initiation and regulation of the process. The role of PAs in plant PCD appears to be multifaceted acting in some instances as pro-survival molecules, whereas in others seem to be implicated in accelerating PCD. The molecular mechanism is still under study. Here we present some PCD plant models, focusing on the role of the enzyme responsible for PA conjugation to proteins: transglutaminase (TGase), an enzyme linked with the process of PCD also in some animal models. The role of PAs and plant TGase in the senescence and PCD in flowers, leaf and the self-incompatibility of pollen will be discussed and examined in depth." @default.
- W2044323311 created "2016-06-24" @default.
- W2044323311 creator A5022804186 @default.
- W2044323311 creator A5025716503 @default.
- W2044323311 creator A5035183468 @default.
- W2044323311 creator A5054659568 @default.
- W2044323311 creator A5066039085 @default.
- W2044323311 creator A5086812814 @default.
- W2044323311 date "2014-11-16" @default.
- W2044323311 modified "2023-09-23" @default.
- W2044323311 title "Polyamines are common players in different facets of plant programmed cell death" @default.
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