annals-of-botany
Despite their importance in many aspects of plant physiology, information about the function of oxidative and, particularly, of nitrosative signalling in fruit biology is limited. Tanou
annals-of-botany
Pepper (Capsicum annuum, Solanaceae) fruits are consumed worldwide and are of great economic importance. In most species ripening is characterized by important visual and metabolic changes,
annals-of-botany
Roughly half of the species of bryophytes have separate sexes (dioecious) and half are hermaphroditic (monoecious). This variation has major consequences for the ecology and evolution
annals-of-botany
Pepper (Capsicum annuum) contains high levels of antioxidants, such as vitamins A and C and flavonoids. However, information on the role of these beneficial compounds in
annals-of-botany
Zinc (Zn) is an essential micronutrient naturally present in soils, but anthropogenic activities can lead to accumulation in the environment and resulting damage to plants. Heavy
annals-of-botany
Cadmium (Cd) is a non-essential trace element that elicits oxidative stress. Plants respond to Cd toxicity via increasing their Cd-chelating and antioxidative capacities. They
annals-of-botany
Nascimento et al. expose plants to supplemental UV-B radiation and find that it causes the formation of brown areas on the leaves, which develop into a protective tissue on the adaxial side of the leaf, but only in directly exposed regions
annals-of-botany
Plants are sessile organisms that have the ability to integrate external cues into metabolic and developmental signals. The cues initiate specific signal cascades that can enhance
annals-of-botany
Ortiz-Espín et al. [http://dx.doi.org/10.1093/aob/mcv076] treat over-expressing PsTrxo1 tobacco (Nicotiana tabacum) BY-2 cells with H2O2 and find a significant delay in cell death compared to controls, which may in part be due to a decreased content of endogenous H2O2 in the over-expressing cells, i
![Set-up of split nitrate supply [0·5 mM for low nitrate (LN) and 4·0 mM for high nitrate (HN)] to roots of the maize inbred li](https://storage.ghost.io/c/2e/eb/2eeb2fa9-78ad-4718-9c6b-8b5b05545bf6/content/images/size/w600/botany-one/wp-content/uploads/2015/10/zeamays.jpg)
annals-of-botany
Shoot-borne roots contribute to most of the nutrient uptake throughout the life cycle of maize. Compared with numerous studies with embryonic roots, detailed information on
annals-of-botany
Vishwakarma et al. [http://dx.doi.org/10.1093/aob/mcv122] treat wild-type and aox1a knock-out mutants of Arabidopsis thaliana with antimycin A and find that restriction of the cytochrome c oxidase (COX) pathway in the background of an impaired AOX pathway results in a substantial decrease in respira
annals-of-botany
Ozgur et al. [http://dx.doi.org/10.1093/aob/mcv072] induce the formation of reactive oxygen species (ROS) in chloroplasts, mitochondria and peroxisomes of Arabidopsis thaliana and find that relatively low concentrations of ROS are more effective for induction of the ER stress response, and that mito