Month: August 2020

August 12, 2020

Dark Adaptation at High Altitude: An Unexpected Pupillary Response to Chronic Hypoxia in Andean Highlanders.

Healy, Katherine, Alain B. Labrique, J. Jaime Miranda, Robert H. Gilman, David Danz, Victor G. Davila-Roman, Luis Huicho, Fabiola León-Velarde, and William Checkley. dark adaptation at high altitude: Unexpected pupillary response to chronic hypoxia in the Andean highlands. High Alt Med Biol. 17: 208-213 mountain sickness, chronic-2016 is a maladaptive response to the high altitude (> 2500 m above sea level) and is characterized by […]

August 12, 2020

First Report of Tar Spot on Orange Geiger, Cordia sebestena, Caused by Diatractium cordianum in Florida.

In July 2007, tar spot symptoms observed on citrus leaves Geiger, sebestena Cordia L. (boraginaceae), in the landscape and commercial nursery in Homestead, FL. This disease appears to be spreading and locally severe. Symptoms are circular, little spots hypertrophy of about 5 to 8 cm in diameter, slightly chlorotic on abaxial surface and has a lot of stromal blackened circular, 0.2-0.4 mm, on the lower […]

August 12, 2020

Cross-Sectional Comparison of Sleep-Disordered Breathing in Native Peruvian Highlanders and Lowlanders.

Pham, V. Luu, Christopher Meinzen, Rafael S. Arias, Noah G. Schwartz, Adi Rattner, Catherine H. Miele, Philip L. Smith, Hartmut Schneider, J. Jaime Miranda, Robert H. Gilman, Vsevolod Y. Polotsky, William Checkley, and Alan R. Schwartz. comparative cross-sectional study of sleep-disordered breathing in the original Peruvian highlands and lowlands. High Alt Med Biol. 18: 11-19, 2017. BACKGROUNDAltitude can highlight irregular sleep breathing (SDB), which has […]

August 12, 2020

A New Report of Cymbidium spp. Pseudobulb Rot Orchestrated by Erwinia carotovora, Fusarium oxysporum, and Mucor hiemalis f. sp. hiemalis.

Cymbidium spp. is the orchid of great horticultural value is widely cultivated in the Eastern Himalayas, India. Since 1995, farmers have experienced major crop losses in every rainy season months because pseudobulb rot. Pseudobulbs initially turned soft and mushy followed by a flow of dark brown liquid with a foul odor (initial phase). With increasing severity, bulbs and roots lose weight as an internal network […]

August 12, 2020

Outbreak of Smut Caused by Tilletia maclaganii on Cultivated Switchgrass in Iowa.

Switchgrass (Panicum virgatum L.), a native of Iowa prairie grass, cultivated for forage and biomass production. During the 1990s, biomass and seeds result from switchgrass grown in southern Iowa began to decline, and the reduction has been associated with an unidentified illness. In 1999, many of the plants in the fields previously-inferior results were stunted and bloom prematurely. Glumes have purple pigmentation as usual, and […]