We describe and illustrate herein one new genus and eighteen new eriophyoid mite species (Acari: Eriophyoidea) collected in northeast China. They are: Shevtchenkella huzhongiensis sp. nov. on Ulmus davidiana Planch. var. japonica (Sarg. ex Rehder) Nakai (Ulmaceae), Shevtchenkella jingboicus sp. nov. on Acer sp. (Aceraceae), Calepitrimerus flexuosus sp. nov. on Spiraea flexuosa Fisch. ex Cambess...

Acknowledgments First and foremost, I would like to thank my advisor, Prof. Lu Jian, for his guidance and help. It is Prof. Lu who introduces me to the domain of mobile agents and helps me find my way. His moral and financial support, his gentle way of teaching, his generosity and kindness, and his high standards of integrity have been inspirational to me and crucial to the completion of this t...

Helicobacter pylori (H. pylori) are a bacterium implicated in the etiology of stomach cancer and ulcers. Epidemiology of the antibiotic resistance of H. pylori appears to be higher. The study was to screen an efficiency substance of Chinese herbs, which could be used in preventing and treating H. pylori diseases. A total of 40 extracted efficiency substances from Chinese herbs were examined and...

Clinical and postmortem data were analyzed on 31 patients found at necropsy to have relatively pure emphysema Criteria were sought to distinguish electrocardiographic changes due to emphysema unattended by disabling clinical manifestations from those changes due to emphysema attended by chronic airway obstruction (CAO). None of six patients without clinical evidence of CAO had right ventricular...

Herbs can be used preventatively, to aid treatment and to ease the symptoms of urinary tract infections (UTIs). Traditional medicine uses herbal infusions such as: lingonberry leaf (Vitis idaeae folium), birch leaf (Betulaefolium) wild thyme extract (Serpylli herba), dwarf everlast flower (Helichrysi inflorescentia), goldenrod (Virgauneae herba, also called Solidaginis herba), restharrow root (...

Acknowledgements I would like to express my deep appreciation to my supervisor, Dr. Dennis G. Deppe, for leading me into the exciting semiconductor laser field and for his inspiring and insightful guidance throughout this course of research. In addition, I would like to thank my excellent committee members, Dr. learned semiconductor processing and MBE crystal growth 101 from them, and also rece...