Background: A healthy normal skin is essential for a person’s physical and mental well being. It is an important aspect of their sexual attractiveness, a sense of well being and a sense of self confidence. Vitiligo i...Background: A healthy normal skin is essential for a person’s physical and mental well being. It is an important aspect of their sexual attractiveness, a sense of well being and a sense of self confidence. Vitiligo is an acquired depigmentation disorder of skin affecting 1% - 4% of the world population. Neither life threatening nor symptomatic (except that depigmented patches burn easily when exposed to the sun) the effects of vitiligo can be cosmetically and psychologically devastating. Because the disease is still not understood, there is a plethora of different treatments approaches, but they are largely unsatisfactory from patient’s perspective. Objective: To report the outcomes from oral use of an infusion of leaves of Solanum paniculatum L., Jacaranda brasiliensis and Sonchus oleraceus for treatment of vitiligo. Ethical issues: Study approved by the Research Ethics Committee of Hospital Federal dos Servidores do Estado do Rio de Janeiro (CAAE: 32143314.9.0000.5252). All participants confirmed the condition of volunteer by signing the Informed Consent Form. Methods: From October 2014 to October 2015 twelve subjects consumed daily four glasses (800 ml) of proposed phytotherapeutic preparation. Results: All subjects were highly satisfied about their outcomes. Total depigmentation was considered as a positive outcome because it is cosmetically acceptable. Total depigmentation was observed in presence of 80% or more of depigmenteted patches. Conclusions: The phytotherapeutic preparation proposed is effective on treatment of depigmenteted patches in vitiligo.展开更多
Arpijaza,Lekezhi and Zhangmu cattle discovered in cooled region of Tibet are Bos populations which have close blood relationship with zebu. Besides studying their distribution, nature environment and ecological condit...Arpijaza,Lekezhi and Zhangmu cattle discovered in cooled region of Tibet are Bos populations which have close blood relationship with zebu. Besides studying their distribution, nature environment and ecological conditions, the multivariate statistics analysis of three sides (i. e. , body measurement, morphology and ecology characters) were carried out on three zebu populations from cooled region of Tibet and other three reference populations. The results indicated that there were various ecology types within Tibet zebu populations. Fore two character values were selected as the principal components (occupied 88.15% of total information amount). The cluster analysis according to two principal component values of each sample displayed that three zebu populations from Tibet and two zebu populations from Yunnan emerged in clustering figure alternately, Lhasa yellow cattle was independent from the five zebu populations. The study has proved that there were zebu populations in Tibet cooled region and there was a possibility of blood relationship between the zebu populations from Tibet and Yunnan.展开更多
Early pregnancy diagnosis is a very important routine management to identify non-pregnant cows in order to keep an optimum reproductive efficiency both for dairy and beef cows. Ultrasound equipment allows estimating t...Early pregnancy diagnosis is a very important routine management to identify non-pregnant cows in order to keep an optimum reproductive efficiency both for dairy and beef cows. Ultrasound equipment allows estimating the viability and size of the embryo during early gestation. With the aim of assessing age and viability of Bos indicus embryos between 24 and 35 days of gestation, 55 cows were divided into 4 clusters. These clusters were conformed according to the first day that an echogenic structure was seen inside the embryonic vesicle (Group 1: day 24, Group 2: day 26, Group 3: day 27 and Group 4: day 28). The age of the embryos was estimated from the date of AI. Three progressive serial measurements of their length were made within 2 to 5 days. With a model GEE (Generalized Estimating Equations), the effect of days was evaluated to compare the second measurement with the first one and the former with the third observation. No differences in the size of the embryos were observed between the first evaluation (24 days) and the second (28 days) (P = 0.387). Also, simple linear regression analysis found a positive linear association between the size of the embryo and gestation days (R2 = 0.593) with an average growth of 0.078 cm per day (P = 0.001). In conclusion, the variation between measurements at a given time does not allow estimating with precision the exact day of gestation. Nonetheless, serial measurements are useful to estimate the healthy growth of the embryo from day 26 of gestation.展开更多
A comparison between two distinct levels of back fat thickness in open cows, females not becoming pregnant during the previous breeding season, was carried out in order to evaluate their reproductive performance prior...A comparison between two distinct levels of back fat thickness in open cows, females not becoming pregnant during the previous breeding season, was carried out in order to evaluate their reproductive performance prior to the next natural mating in a seasonal breeding program. Thirty open cows from the previous breeding season were divided evenly by age and back fat thickness (BFT) in two groups. HBFT (high back fat thickness ≥ 70 mm) and LBFT (low back fat thickness ≤ 70 mm), values statistically different between groups (P < 0.05). The study was divided into three phases in which the formation of CL and follicular dynamics were recorded by ultrasound and progesterone. Also, serial monitoring of glucose, urea and triglycerides and back fat thickness were studied. A fertile bull previously approved from a breeding soundness evaluation was introduced after the third phase and remained with the herd for 90 days. No differences were found in the follicular dynamics;the number of animals cycling in the two groups and fertility were also similar (80%). Differences in urea and triglycerides were found in cows with high scores of BFT. In conclusion, the decision of keeping open cows to the next breeding season must be based on an economical advantage to the farmer.展开更多
【目的】研究苦苣菜水提物对脂多糖(LPS)诱导的小鼠肺炎模型中炎症相关因子及炎症信号通路的影响,探究苦苣菜水提物对小鼠肺炎的抗炎作用。【方法】制备苦苣菜水提物,将昆明小鼠随机分为空白组、模型组、阳性对照组及苦苣菜水提物低、...【目的】研究苦苣菜水提物对脂多糖(LPS)诱导的小鼠肺炎模型中炎症相关因子及炎症信号通路的影响,探究苦苣菜水提物对小鼠肺炎的抗炎作用。【方法】制备苦苣菜水提物,将昆明小鼠随机分为空白组、模型组、阳性对照组及苦苣菜水提物低、中、高浓度组,空白组小鼠不做任何处理,模型组小鼠灌胃0.3 mL生理盐水,阳性对照组小鼠灌胃0.3 mL 5 mg/kg地塞米松,苦苣菜水提物低、中、高浓度组小鼠依次灌胃0.3 mL 100、200和400 mg/mL苦苣菜水提物,持续灌胃给药1周后,空白组小鼠腹腔注射0.3 mL生理盐水,其余组小鼠腹腔注射0.3 mL 30 mg/kg LPS诱导建立小鼠肺炎模型。采用ELISA方法检测各组小鼠血清中白细胞介素-6(IL-6)、IL-10、转化生长因子-β(TGF-β)的含量;利用免疫组织化学(IHC)和Western blotting检测各组小鼠肺中炎症信号通路(HMGB1/TLR4/NF-κB)蛋白的表达水平。【结果】与空白组相比,模型组小鼠血清中IL-6含量显著上调(P<0.05),IL-10、TGF-β含量有所上调,肺脏中HMGB1、TLR4、NF-κB的分布及蛋白表达量极显著上调(P<0.01);与模型组相比,苦苣菜水提物处理组小鼠血清中促炎因子IL-6含量有所下调,抗炎因子IL-10含量有所上调,抗炎因子TGF-β含量极显著上调(P<0.01);在肺脏中HMGB1、TLR4、NF-κB大量分布在肺泡周围的上皮细胞上,与模型组相比,苦苣菜水提物处理组小鼠肺脏中HMGB1、TLR4、NF-κB的分布极显著下调(P<0.01),且表现出剂量依赖效应,HMGB1、TLR4蛋白表达量极显著下调(P<0.01),NF-κB蛋白表达量显著或极显著下调(P<0.05;P<0.01)。【结论】苦苣菜水提物能抑制LPS诱导的肺炎小鼠血清中促炎因子IL-6的分泌及肺脏中信号通路HMGB1、TLR4、NF-κB蛋白的表达,促进小鼠血清中抗炎因子IL-10、TGF-β的分泌,表明苦苣菜水提物具有抗肺炎作用。展开更多
文摘Background: A healthy normal skin is essential for a person’s physical and mental well being. It is an important aspect of their sexual attractiveness, a sense of well being and a sense of self confidence. Vitiligo is an acquired depigmentation disorder of skin affecting 1% - 4% of the world population. Neither life threatening nor symptomatic (except that depigmented patches burn easily when exposed to the sun) the effects of vitiligo can be cosmetically and psychologically devastating. Because the disease is still not understood, there is a plethora of different treatments approaches, but they are largely unsatisfactory from patient’s perspective. Objective: To report the outcomes from oral use of an infusion of leaves of Solanum paniculatum L., Jacaranda brasiliensis and Sonchus oleraceus for treatment of vitiligo. Ethical issues: Study approved by the Research Ethics Committee of Hospital Federal dos Servidores do Estado do Rio de Janeiro (CAAE: 32143314.9.0000.5252). All participants confirmed the condition of volunteer by signing the Informed Consent Form. Methods: From October 2014 to October 2015 twelve subjects consumed daily four glasses (800 ml) of proposed phytotherapeutic preparation. Results: All subjects were highly satisfied about their outcomes. Total depigmentation was considered as a positive outcome because it is cosmetically acceptable. Total depigmentation was observed in presence of 80% or more of depigmenteted patches. Conclusions: The phytotherapeutic preparation proposed is effective on treatment of depigmenteted patches in vitiligo.
基金This study was supported by the National Natural Science Foundation of China(39670530)the Key Program of Agricultural Department of China.
文摘Arpijaza,Lekezhi and Zhangmu cattle discovered in cooled region of Tibet are Bos populations which have close blood relationship with zebu. Besides studying their distribution, nature environment and ecological conditions, the multivariate statistics analysis of three sides (i. e. , body measurement, morphology and ecology characters) were carried out on three zebu populations from cooled region of Tibet and other three reference populations. The results indicated that there were various ecology types within Tibet zebu populations. Fore two character values were selected as the principal components (occupied 88.15% of total information amount). The cluster analysis according to two principal component values of each sample displayed that three zebu populations from Tibet and two zebu populations from Yunnan emerged in clustering figure alternately, Lhasa yellow cattle was independent from the five zebu populations. The study has proved that there were zebu populations in Tibet cooled region and there was a possibility of blood relationship between the zebu populations from Tibet and Yunnan.
文摘Early pregnancy diagnosis is a very important routine management to identify non-pregnant cows in order to keep an optimum reproductive efficiency both for dairy and beef cows. Ultrasound equipment allows estimating the viability and size of the embryo during early gestation. With the aim of assessing age and viability of Bos indicus embryos between 24 and 35 days of gestation, 55 cows were divided into 4 clusters. These clusters were conformed according to the first day that an echogenic structure was seen inside the embryonic vesicle (Group 1: day 24, Group 2: day 26, Group 3: day 27 and Group 4: day 28). The age of the embryos was estimated from the date of AI. Three progressive serial measurements of their length were made within 2 to 5 days. With a model GEE (Generalized Estimating Equations), the effect of days was evaluated to compare the second measurement with the first one and the former with the third observation. No differences in the size of the embryos were observed between the first evaluation (24 days) and the second (28 days) (P = 0.387). Also, simple linear regression analysis found a positive linear association between the size of the embryo and gestation days (R2 = 0.593) with an average growth of 0.078 cm per day (P = 0.001). In conclusion, the variation between measurements at a given time does not allow estimating with precision the exact day of gestation. Nonetheless, serial measurements are useful to estimate the healthy growth of the embryo from day 26 of gestation.
文摘A comparison between two distinct levels of back fat thickness in open cows, females not becoming pregnant during the previous breeding season, was carried out in order to evaluate their reproductive performance prior to the next natural mating in a seasonal breeding program. Thirty open cows from the previous breeding season were divided evenly by age and back fat thickness (BFT) in two groups. HBFT (high back fat thickness ≥ 70 mm) and LBFT (low back fat thickness ≤ 70 mm), values statistically different between groups (P < 0.05). The study was divided into three phases in which the formation of CL and follicular dynamics were recorded by ultrasound and progesterone. Also, serial monitoring of glucose, urea and triglycerides and back fat thickness were studied. A fertile bull previously approved from a breeding soundness evaluation was introduced after the third phase and remained with the herd for 90 days. No differences were found in the follicular dynamics;the number of animals cycling in the two groups and fertility were also similar (80%). Differences in urea and triglycerides were found in cows with high scores of BFT. In conclusion, the decision of keeping open cows to the next breeding season must be based on an economical advantage to the farmer.
文摘【目的】研究苦苣菜水提物对脂多糖(LPS)诱导的小鼠肺炎模型中炎症相关因子及炎症信号通路的影响,探究苦苣菜水提物对小鼠肺炎的抗炎作用。【方法】制备苦苣菜水提物,将昆明小鼠随机分为空白组、模型组、阳性对照组及苦苣菜水提物低、中、高浓度组,空白组小鼠不做任何处理,模型组小鼠灌胃0.3 mL生理盐水,阳性对照组小鼠灌胃0.3 mL 5 mg/kg地塞米松,苦苣菜水提物低、中、高浓度组小鼠依次灌胃0.3 mL 100、200和400 mg/mL苦苣菜水提物,持续灌胃给药1周后,空白组小鼠腹腔注射0.3 mL生理盐水,其余组小鼠腹腔注射0.3 mL 30 mg/kg LPS诱导建立小鼠肺炎模型。采用ELISA方法检测各组小鼠血清中白细胞介素-6(IL-6)、IL-10、转化生长因子-β(TGF-β)的含量;利用免疫组织化学(IHC)和Western blotting检测各组小鼠肺中炎症信号通路(HMGB1/TLR4/NF-κB)蛋白的表达水平。【结果】与空白组相比,模型组小鼠血清中IL-6含量显著上调(P<0.05),IL-10、TGF-β含量有所上调,肺脏中HMGB1、TLR4、NF-κB的分布及蛋白表达量极显著上调(P<0.01);与模型组相比,苦苣菜水提物处理组小鼠血清中促炎因子IL-6含量有所下调,抗炎因子IL-10含量有所上调,抗炎因子TGF-β含量极显著上调(P<0.01);在肺脏中HMGB1、TLR4、NF-κB大量分布在肺泡周围的上皮细胞上,与模型组相比,苦苣菜水提物处理组小鼠肺脏中HMGB1、TLR4、NF-κB的分布极显著下调(P<0.01),且表现出剂量依赖效应,HMGB1、TLR4蛋白表达量极显著下调(P<0.01),NF-κB蛋白表达量显著或极显著下调(P<0.05;P<0.01)。【结论】苦苣菜水提物能抑制LPS诱导的肺炎小鼠血清中促炎因子IL-6的分泌及肺脏中信号通路HMGB1、TLR4、NF-κB蛋白的表达,促进小鼠血清中抗炎因子IL-10、TGF-β的分泌,表明苦苣菜水提物具有抗肺炎作用。