Biological light-driven proton pumps which could transfer light energy to electrical energy have aroused intense interest in the past years.Many related researches have been conducted to mimic this process in vitro be...Biological light-driven proton pumps which could transfer light energy to electrical energy have aroused intense interest in the past years.Many related researches have been conducted to mimic this process in vitro because of its potential significant applications.This review describes the progress in biomimetic photoelectric conversion systems based on different kinds of promising artificial membranes.Both biological bacteriorhodopsin and the photosensitive chemical molecules which could be used to achieve the photoelectric conversion function are discussed.Also a short outlook in this field is demonstrated at the end.展开更多
Thyrotoxicosis may present in many ways;severe vomiting as a prominent symptom of thyrotoxicosis is uncommon.In this paper,we report a 24-year-old Chinese male with hyperthyroidism who presented with recurrent severe ...Thyrotoxicosis may present in many ways;severe vomiting as a prominent symptom of thyrotoxicosis is uncommon.In this paper,we report a 24-year-old Chinese male with hyperthyroidism who presented with recurrent severe vomiting.The patient had had intermittent vomiting for seven years and had lost approximately 15 kg of weight.Gastroscopic examinations revealed chronic gastritis and one occasion peptic ulcer.He was treated with antacid and proton pump inhibitors,but his symptoms had no relief.His presenting symptoms suggested hyperthyroidism and were confirmed by laboratory data.After a month of propylthiouracil therapy,his symptoms were relieved.It should be noted that hyperthyroidism patients can have unexplained vomiting,and that hyperthyroidism may coexist with peptic ulcer in rare cases.Awareness of such atypical presentations of hyperthyroidism may help to make a correct diagnosis.展开更多
基金supported by the National Basic Research Program of China (2010CB934700,2009CB930404,2007CB936403,2007CB936400)National Natural Science Foundation of China (20974113,20920102036)
文摘Biological light-driven proton pumps which could transfer light energy to electrical energy have aroused intense interest in the past years.Many related researches have been conducted to mimic this process in vitro because of its potential significant applications.This review describes the progress in biomimetic photoelectric conversion systems based on different kinds of promising artificial membranes.Both biological bacteriorhodopsin and the photosensitive chemical molecules which could be used to achieve the photoelectric conversion function are discussed.Also a short outlook in this field is demonstrated at the end.
文摘Thyrotoxicosis may present in many ways;severe vomiting as a prominent symptom of thyrotoxicosis is uncommon.In this paper,we report a 24-year-old Chinese male with hyperthyroidism who presented with recurrent severe vomiting.The patient had had intermittent vomiting for seven years and had lost approximately 15 kg of weight.Gastroscopic examinations revealed chronic gastritis and one occasion peptic ulcer.He was treated with antacid and proton pump inhibitors,but his symptoms had no relief.His presenting symptoms suggested hyperthyroidism and were confirmed by laboratory data.After a month of propylthiouracil therapy,his symptoms were relieved.It should be noted that hyperthyroidism patients can have unexplained vomiting,and that hyperthyroidism may coexist with peptic ulcer in rare cases.Awareness of such atypical presentations of hyperthyroidism may help to make a correct diagnosis.
