Aluminum (Al) is the major limiting factor affecting plant productivity in acidic soils. Al ions exhibit increased solubility at a pH below 5, leading to plant root tip toxicity. Alternatively, plants can perceive very low concentrations of Al, and Al triggers downstream signaling even at pH 5.
View Article and Find Full Text PDFLupus miliaris disseminatus faciei (LMDF) is a rare chronic inflammatory and granulomatous skin disease characterized by reddish-brown papules and nodules on the central face. Although this disease can spontaneously resolve, disfiguring scars can often remain. This disease responds poorly to general treatments.
View Article and Find Full Text PDFActa Dermatovenerol Croat
December 2013