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Women’s empowerment and food consumption:Evidence from female-headed households in Tanzania 被引量:1
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作者 Mosses Lufuke Xu Tian 《Journal of Integrative Agriculture》 SCIE CAS CSCD 2024年第2期457-467,共11页
Despite the growing recognition of women’s increasing role in the household and corresponding empowerment programs in sub-Saharan Africa,intensive research on the relationship between women’s influence and household... Despite the growing recognition of women’s increasing role in the household and corresponding empowerment programs in sub-Saharan Africa,intensive research on the relationship between women’s influence and household food consumption is minimal.Using the most recent(2017-2018)national household survey data from Tanzania,this study examined the influence of women’s empowerment on household food consumption.First,we compared the monthly consumption of eight food categories between female-headed households(FHHs)and male-headed households(MHHs)using both descriptive statistics and the propensity score matching(PSM)method.Furthermore,we adopted the two-stage Linear Expenditure System and Almost Ideal Demand System model(LES-AIDS)to estimate income and price elasticities for the two household types.The results show that FHHs consume bread and cereals,fish,oils and fats,vegetables,and confectionery(sugar,jam,honey,chocolate,etc.)more than MHHs.Moreover,FHHs have a significantly higher income elasticity of demand for all food groups than MHHs.They are also more price elastic than MHHs in meat,fish,oils,fats,sugar,jam,honey,chocolate,etc. 展开更多
关键词 women’s empowerment food consumption income elasticity price elasticity
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The Three Principles of Institutional Safeguards for Women's Participation in Legislation in China
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作者 刘睿 JIANG Yu(Translated) 《The Journal of Human Rights》 2024年第2期325-346,共22页
The participation of women in legislation is an important aspect and means of safeguarding women’s rights.Feminist theory,based on criticism of both the“citizenship identity theory as rights”and the“citizenship id... The participation of women in legislation is an important aspect and means of safeguarding women’s rights.Feminist theory,based on criticism of both the“citizenship identity theory as rights”and the“citizenship identity theory as responsibilities,”proposes the“citizenship identity theory as subjectivity.”Observing the current practice of women’s participation in legislation in China,two institutional safeguard principles can be summarized:the“minimum proportion”and the“influence evaluation.”However,each of these principles has its inherent limitations.Therefore,it is necessary to supplement them with the principle of“subjective participation”in a reflective manner.This principle requires women to participate substantively in the legislative process as subjects,express women’s needs and demands,input women’s perspectives and experiences,and reconstruct the distribution of rights and responsibilities in the existing legislation.The three principles complement each other and work together to comprehensively constitute the institutional structure of women’s participation in legislation,thereby promoting the reproduction of corresponding action structures. 展开更多
关键词 citizenship identity theory FEMINIsM women’s rights participation in legislation sUBJECTIVITY
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A Historical Review of the Development of Women’s Higher Education in China (1908-2020): Stages, Explanations, and Trends
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作者 TIAN Fen ZHENG Yaqian Ray Taheri 《Sociology Study》 2024年第1期39-53,共15页
The development of women’s higher education in China can be divided into four stages:emergence(1908-1948);foundation(1949-1976);accelerating development(1977-2008);and the qualitative leap(2009-2020).This work consid... The development of women’s higher education in China can be divided into four stages:emergence(1908-1948);foundation(1949-1976);accelerating development(1977-2008);and the qualitative leap(2009-2020).This work considers the principal institutional mechanisms that contributed to this development.First,flexibly planned parenthood gradually promoted gender equality and openness in society facilitated by systematic“awards,grants,and loans”initiatives to support women’s higher education economically.Second,compulsory education ensured that left-out and migrant children had access to higher education.Third,effective connectivity across different education types bridged education gaps between those with different levels of education.Fourth,China made great efforts to invite and integrate international experiences that promoted the development of women’s higher education.Looking beyond these achievements,we also discuss the future trends of women’s higher education in China. 展开更多
关键词 Chinese higher education women’s higher education educational equity development process
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基于C/S架构和物联网技术的可移动医疗设备共享调配系统的设计与应用 被引量:1
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作者 王杰 薛博宇 +2 位作者 徐云华 张琛 顾伟 《中国医疗设备》 2024年第1期85-91,共7页
目的 设计一个可移动医疗设备高效管理与临床科室共享调配相结合的医疗设备共享管理平台,实现可移动医疗设备使用的全过程管理。方法 基于C/S架构,利用物联网技术优化整合现有医疗设备大数据资源,结合医院需求,构建可移动医疗设备共享... 目的 设计一个可移动医疗设备高效管理与临床科室共享调配相结合的医疗设备共享管理平台,实现可移动医疗设备使用的全过程管理。方法 基于C/S架构,利用物联网技术优化整合现有医疗设备大数据资源,结合医院需求,构建可移动医疗设备共享调配系统,实现医疗设备共享管理、预约借用、统计分析等核心功能。通过比较系统上线前后呼吸机调配次数、平均调配时间、呼吸机使用率、单台呼吸机日均收入4个指标,分析系统应用效果。结果 系统上线后,呼吸机调配次数明显增加、平均调配时间明显降低,呼吸机使用率、单台呼吸机日均收入明显升高,且差异均有统计学意义(P﹤0.05),表明系统对提高呼吸机调配效率与使用效率有促进作用。结论 可移动医疗设备共享调配系统优化了医院设备管理流程,实现了医疗资源的统一调配,有效满足临床紧急抢救时医疗设备调配使用的相关需求,提高了医疗设备周转率以及设备管理人员的工作效率,有助于医院节约人员成本、降低采购费用,为医院管理者制定相关决策提供数据支撑。 展开更多
关键词 可移动医疗设备 物联网 C/s架构 设备共享 管理系统
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Implicit Continuous User Authentication for Mobile Devices based on Deep Reinforcement Learning 被引量:1
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作者 Christy James Jose M.S.Rajasree 《Computer Systems Science & Engineering》 SCIE EI 2023年第2期1357-1372,共16页
The predominant method for smart phone accessing is confined to methods directing the authentication by means of Point-of-Entry that heavily depend on physiological biometrics like,fingerprint or face.Implicit continuou... The predominant method for smart phone accessing is confined to methods directing the authentication by means of Point-of-Entry that heavily depend on physiological biometrics like,fingerprint or face.Implicit continuous authentication initiating to be loftier to conventional authentication mechanisms by continuously confirming users’identities on continuing basis and mark the instant at which an illegitimate hacker grasps dominance of the session.However,divergent issues remain unaddressed.This research aims to investigate the power of Deep Reinforcement Learning technique to implicit continuous authentication for mobile devices using a method called,Gaussian Weighted Cauchy Kriging-based Continuous Czekanowski’s(GWCK-CC).First,a Gaussian Weighted Non-local Mean Filter Preprocessing model is applied for reducing the noise pre-sent in the raw input face images.Cauchy Kriging Regression function is employed to reduce the dimensionality.Finally,Continuous Czekanowski’s Clas-sification is utilized for proficient classification between the genuine user and attacker.By this way,the proposed GWCK-CC method achieves accurate authen-tication with minimum error rate and time.Experimental assessment of the pro-posed GWCK-CC method and existing methods are carried out with different factors by using UMDAA-02 Face Dataset.The results confirm that the proposed GWCK-CC method enhances authentication accuracy,by 9%,reduces the authen-tication time,and error rate by 44%,and 43%as compared to the existing methods. 展开更多
关键词 Deep reinforcement learning gaussian weighted non-local meanfilter cauchy kriging regression continuous czekanowski’s implicit continuous authentication mobile devices
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Receiving antenatal care via mobile clinic: Lived experiences of Jordanian mothers
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作者 Hala A.Bawadi Asma’a S.Abu Abed +1 位作者 Zaid M.Al-Hamdan Safa M.Alzubi 《International Journal of Nursing Sciences》 CSCD 2023年第2期230-237,共8页
Objective To understand the perceptions of pregnant Jordanian women who received antenatal care via mobile clinic,and to contribute new insights into the experiences of these mothers and how they evaluated the service... Objective To understand the perceptions of pregnant Jordanian women who received antenatal care via mobile clinic,and to contribute new insights into the experiences of these mothers and how they evaluated the services that were available.Methods Ten Jordanian mothers who had received antenatal care at a mobile clinic discussed their experiences in semi-structured,audiotaped interviews in a study that adopted a qualitative research design.The analysis was done using interpretative phenomenological analysis.Results Three main themes were identified:Being informed about the medical campaign or missing the opportunity of being informed;The experience of receiving antenatal care was wonderful,although there was only one thing lacking;and they safeguard our life and take any opportunity to educate us.Conclusion Data indicate that the mothers were largely satisfied with most facets of the antenatal care services they had received at the mobile clinics.However,while services are generally well received,there are clear opportunities for ameliorating the quality of services provided.For mothers living in remote,deprived areas,outreach is not just an‘optional extra’but rather an essential service. 展开更多
关键词 JORDAN mobile health units PREGNANCY Pregnant women Prenatal care Qualitative research
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Influence of cultural factors on choice of childbirth place among women in Oyigbo Local Government Area,Rivers State,Nigeria
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作者 Ngozi Afulenu OBIKA-NDIRI Chizoma Millicent NDIKOM +1 位作者 Ogochukwu Immaculate OBIKA Omineokuma Tubonemi ASEMINASO 《Journal of Integrative Nursing》 2023年第1期37-42,共6页
Objectives:This study aims to ascertain if cultural factors influence the childbirth place choice of women in Oyigbo.Materials and Methods:The study used a cross‑sectional study design using a self‑structured question... Objectives:This study aims to ascertain if cultural factors influence the childbirth place choice of women in Oyigbo.Materials and Methods:The study used a cross‑sectional study design using a self‑structured questionnaire as the instrument to collect data from 384 volunteers through simple random sampling,and these data were analyzed using frequency and percentage for descriptive statistics while Chi‑square was used for inferential statistics at 0.05 level of significance.Results:The influence of cultural factors such as family traditions(χ^(2)=12.56,P=0.006),beliefs(χ^(2)=70.66,P=0.000),lack of confidence in health facilities(χ^(2)=367.83,P=0.000),and the presence of male skilled birth attendants(χ^(2)=50.85,P=0.000)were statistically significant to the choice of childbirth place,while patriarchal system(χ^(2)=2.99,P=0.393)was not statistically significant to the choices of childbirth places of women in Oyigbo.Religion had a statistically significant influence on childbirth place(χ^(2)=125.46,P=0.000).Conclusion:This study shows that religious and cultural factors have a significant influence on the childbirth place choices of women in Oyigbo Local Government Area of Rivers State. 展开更多
关键词 BIRTHPLACE CHILDBIRTH cultural factors maternal mortality Oyigbo women’s health
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The Dilemma of Women’s Voices in the Post-Epidemic Era:Misconceptions of Feminism on Digital Media Platforms-The Example of Sina Weibo
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作者 LIU Yuewen 《Psychology Research》 2023年第2期88-103,共16页
Weibo,one of China’s largest digital media platforms,has become a major platform for women’s voices to fight for equality.However,misconceptions of feminism on Weibo have become obstacles to women’s voices,for whic... Weibo,one of China’s largest digital media platforms,has become a major platform for women’s voices to fight for equality.However,misconceptions of feminism on Weibo have become obstacles to women’s voices,for which the platforms did not post women’s views prominently.From the perspective of women themselves,this paper adopted a questionnaire to study the misunderstanding of feminism and its impact on women’s expression on Weibo. 展开更多
关键词 FEMINIsM women’s voices digital media platforms the post-epidemic era
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Identifying the Cultural Shifts and Societal Changes That Facilitated the Rise in Box Office Performance of Chinese Women’s Cinema in the 21st Century
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作者 CUI Yuekun 《Psychology Research》 2023年第12期577-599,共23页
With the gradual improvement of Chinese women’s status in the 21st century,gender studies and gender relations have become one of the hottest topics in Chinese society,which consequently prompted Chinese Women’s Cin... With the gradual improvement of Chinese women’s status in the 21st century,gender studies and gender relations have become one of the hottest topics in Chinese society,which consequently prompted Chinese Women’s Cinema to attract the attention of larger audiences.With regard to the box office performance of Chinese Women’s Cinema,there seems to be a gap in research in finding an association between women’s status and the relevant films’box office performance.The purpose of this research is to outline the underlying reasons for the changes in gender roles and gender representation in the Chinese film industry over the past few decades in order to better understand this expansive social change in the 21st century.This study provides a comprehensive analysis through the use of questionnaires to better understand society’s attitude towards gender representation within the film industry.The questionnaire findings indicate that there is a direct correlation between people’s awareness of women’s changing status and gender equality and their acceptance of materials produced by Chinese Women’s Cinema.At the some time,it highlights that the Chinese government’s support and initiatives for gender equality have had a significant impact on the general popularity of Chinese Women’s Cinema.The significance of this research is to effectively popularize Chinese Women’s Cinema culture and the box office growth by understanding the social attitude towards gender representation in the Chinese film industry and to provide relevant information about the development direction and trend of Chinese Women’s Cinema.Furthermore,this research aims to provide foundational support for gender equality and help to understand the underlying factors that society needs to promote gender equality. 展开更多
关键词 Chinese women’s Cinema Film Box Office Gender Equality social Change Cultural shifts
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Do Chinese Women Face Subtle Discrimination in Job Hiring?
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作者 Shelly Y.Wu 《Psychology Research》 2023年第12期609-613,共5页
Gender discrimination has long been the problem that exists in the entire world,including China.However,as more and more people are focusing on the general gender discrimination,the group recognized an extension of su... Gender discrimination has long been the problem that exists in the entire world,including China.However,as more and more people are focusing on the general gender discrimination,the group recognized an extension of such discrimination-pregnancy discrimination in job hiring(the discrimination that women who are pregnant or have the inclination to pregnancy receive in hiring).The possible subtle pregnancy discrimination may be one of the main causes that lead to the declining fertility rate in China.The group decided to conduct an experiment to determine whether women are receiving more subtle discrimination in job hiring due to their identity as mother than men with children,men without children,and women without children.Using the form of questionary and resumes,the team found that Chinese women are indeed enduring subtle discrimination in work hiring.The experiment highlights the importance to promote further equality among women.However,there are some confounding variables,like the level of patient of the HR who reads the resume,affecting the ultimate result of the study.Keywords:gender discrimination,women’s career,Chinese job market,pregnancy discrimination,fertility rate in China. 展开更多
关键词 gender discrimination women’s career Chinese job market pregnancy discrimination fertility rate in China
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Mechanisms and Associated Factors of Nocturia in Women Attending Two Urogynecology Clinics: A Cross-Sectional Study
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作者 Ingrid Antunes da Silva José Rodrigo de Moraes +1 位作者 Renato Augusto Moreira de Sá Carlos Augusto Faria 《Open Journal of Obstetrics and Gynecology》 2023年第9期1547-1568,共22页
Introduction: Nocturia has a multifactorial etiology, and its diagnostic approach involves, in addition to medical history and physical examination, the use of a bladder diary to define the pathophysiological mechanis... Introduction: Nocturia has a multifactorial etiology, and its diagnostic approach involves, in addition to medical history and physical examination, the use of a bladder diary to define the pathophysiological mechanisms present in each case. Methods: This study investigated the prevalence of nocturia, its mechanisms, and associated factors in women with lower urinary tract symptoms attending two urogynecology clinics in the state of Rio de Janeiro, Brazil. Anamnesis, physical examination, and a 24-hour bladder diary were conducted. Two definitions of nocturia were considered: one or more nighttime voids and two or more nighttime voids. Mann-Whitney and Chi-square tests were used, with p-value ≤ 0.05 considered significant. Results: A total of 133 participants were included. The majority were aged 60 years or older (61.4%) and had three or more comorbidities (66.7%), with systemic arterial hypertension being the most prevalent (59.1%). Of the total participants, 54 (41.4%) completed the bladder diary. Among those with one or more nighttime voids (70.7%), the prevalence of nocturnal polyuria was 69.1%, reduced nocturnal bladder capacity was 17.3%, and global polyuria was 12.9%. Among participants with two or more nighttime voids (56.4%), the prevalences were respectively 68.2%, 19.1%, and 13.6%. Among the mechanisms, associations were found only with global polyuria, namely: use of insulin, body mass index and tobacco consumption. An association was also found between recurrent urinary tract infection and global polyuria in participants with two or more nighttime voids. Conclusions: The prevalence of nocturia was higher than that reported in general population studies and specialized services for lower urinary tract symptoms. Nocturnal polyuria was the most prevalent mechanism. Associations were observed between the use of insulin, body mass index, tobacco consumption, and recurrent urinary tract infection with global polyuria. No associations were found between any clinical or demographic variables and nocturnal polyuria or reduced nocturnal bladder capacity. 展开更多
关键词 NOCTURIA POLYURIA Lower Urinary Tract symptoms women’s Health
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无线供电MEC中基于S-PSO的任务卸载策略研究
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作者 王传启 车国霖 《电子技术应用》 2024年第8期60-66,共7页
随着5G技术和物联网的快速发展,大量的物联网设备接入到无线通信网络中,由于物联网设备计算和能量资源有限,将移动边缘计算(MEC)和无线供电技术(WPT)集成,可以给移动设备(MD)提供能量和计算任务处理服务。首先构建了多用户设备多服务器... 随着5G技术和物联网的快速发展,大量的物联网设备接入到无线通信网络中,由于物联网设备计算和能量资源有限,将移动边缘计算(MEC)和无线供电技术(WPT)集成,可以给移动设备(MD)提供能量和计算任务处理服务。首先构建了多用户设备多服务器的任务卸载模型,然后在粒子群优化算法的基础上,加入Levy飞行策略和改进的权重更新方法,提出了S-PSO算法来优化系统的时延与能耗,最后仿真结果表明,S-PSO算法与其他基准方案相比较,有效降低了系统的时延与能耗,提高了计算网络的性能。 展开更多
关键词 物联网 移动边缘计算 任务卸载 s-PsO
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Analyzing the Influences on Women’s Upbringing and Their Educational Significance Using the Case of Estella,the Heroine of Great Expectations
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作者 Xiaoyi Yang 《Journal of Contemporary Educational Research》 2023年第11期173-178,共6页
This paper explores the influences on women’s upbringing and their educational significance by using the character Estella from Great Expectations as a case study.Through analyzing the impact of social environment,fa... This paper explores the influences on women’s upbringing and their educational significance by using the character Estella from Great Expectations as a case study.Through analyzing the impact of social environment,family education,and self-awakening,this article aims to promote gender equality and the construction of a feminist cognitive community.It delves into the class divisions of 19th-century England,the manipulative family education imposed on Estella by Miss Havisham,and Estella’s journey towards self-consciousness after her foster mother’s death.The study highlights the challenges faced by women in societal constraints,family expectations,and the importance of self-discovery in overcoming these limitations. 展开更多
关键词 women’s upbringing social environment Family education self-awakening
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The Rise of China’s Women’s Basketball Team:An Exploration of Gender Equality in Professional Basketball
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作者 Naiyuan Fan 《Journal of Contemporary Educational Research》 2023年第11期11-16,共6页
This article explores the rise of the Chinese women’s basketball team in professional basketball and its relationship to gender equality issues.In view of the gender differences in salary,market value,social status,a... This article explores the rise of the Chinese women’s basketball team in professional basketball and its relationship to gender equality issues.In view of the gender differences in salary,market value,social status,and other aspects,the article proposes a series of strategies to promote the realization of gender equality for female basketball players in professional basketball.This article points out that the rise of the Chinese women’s basketball team will lead the process of gender equality and lay the foundation for a more equitable and inclusive future.To achieve this goal,this article highlights the importance of improving the competitive level of female athletes,improving basic education,promoting basketball culture,and promoting gender equality. 展开更多
关键词 Chinese women’s basketball Professional basketball Gender equality sALARY Market value social status Competitive level Female athletes
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A Systematic Literature Review of the Impact of Climate Change on Menopause: Altering the Age, Severity of Symptoms and Long-Term Effects
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作者 Vaidehi Chauhan Sameena Rahman 《Open Journal of Obstetrics and Gynecology》 2024年第7期1018-1026,共9页
Objective: This systematic review investigates the impact of climate change on menopause, focusing on the correlation between geographical location—considering altitude, temperature, humidity, and annual temperature ... Objective: This systematic review investigates the impact of climate change on menopause, focusing on the correlation between geographical location—considering altitude, temperature, humidity, and annual temperature range—and women’s menopausal experiences. This study aims to interpret how these environmental factors influence the age of onset, severity of symptoms such as hot flushes and night sweats, and other long-term effects of menopause. Understanding these relationships addresses a significant gap in current knowledge and could guide future public health strategies. Methods: Through a comprehensive analysis of three cross-continental studies involving 1500 postmenopausal women from Spain, South American countries (Ecuador, Panama, Chile), various climates in Türkiye (Black Sea, Mediterranean, Continental), and the United Arab Emirates (UAE), this review evaluates diverse environmental impacts. Studies were selected based on their methodological rigor, geographical diversity, and focus on the unique and personal experiences of menopause. Data was collected via questionnaires and routine medical checkups, analyzing demographic, lifestyle, mood, symptom severity, and onset age variables. Results: Preliminary analysis indicates that 52.5% of participants from Spanish-speaking countries and the UAE reported vasomotor symptoms, with those in higher temperatures and lower altitudes experiencing exacerbated symptoms. Notably, Mediterranean climates were associated with an earlier menopause onset. Seasonal changes had minimal impact across all regions, suggesting lifestyle and other environmental factors play a more significant role. Conclusions: The findings highlight a clear link between climate-related geographical factors and the menopausal experience. Women in warmer, lower-altitude regions suffer more severe symptoms, while those in Mediterranean climates face earlier onset. The absence of significant seasonal variations across the studies underscores the predominance of lifestyle and environmental factors over purely climatic conditions. These insights pave the way for targeted interventions and support the need for further public health research into the complex interactions between climate change and menopause. 展开更多
关键词 MENOPAUsE Climate Change women’s Health PERIMENOPAUsE
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Protein Bodies in Cotyledon Cells Exhibit Differential Patterns of Legumin-Like Proteins Mobilization during Seedling Germinating States
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作者 Jose C. Jimenez-Lopez Maria C. Hernandez-Soriano 《American Journal of Plant Sciences》 2013年第12期2444-2454,共11页
Olive (Olea europaea L.) tree is one of the most extensive and important agricultural crop in Mediterranean countries due to its beneficial health and nutritional properties and its high economic value. Currently, oli... Olive (Olea europaea L.) tree is one of the most extensive and important agricultural crop in Mediterranean countries due to its beneficial health and nutritional properties and its high economic value. Currently, olive tree constitutes the sixth most important cultivated plant in the world, spreading from the Mediterranean region of origin to new production areas such as Australia, South and North America and South Africa. However, the mobilization processes of storage materials i.e. reserve proteins during seed germination, which are largely involved in essential physiological process including plant growth and development, remain poorly understood. Morphometric and immunohistochemistry analyses of protein bodies contained in olive seed storage tissues, cotyledon and endosperm, were performed by using different microscopy techniques, including light (bright-field and fluorescence) microscopy and transmission electron microscopy. Furthermore, we used legumin-like proteins (11S-type globulins) as a molecular marker to study the mobilization of reserve proteins from PBs of cotyledons at germinating seedling stages by using immunofluorescence assays. Results demonstrated that cotyledon and endosperm are characterized by distinct PBs populations containing legumin-like proteins, distinctly discriminated by the number of PBs per cell and tissue, size, immunofluorescence and histochemical staining. These features reflect differential PBs biogenesis during development and maturation processes in olive seed tissues endosperm and cotyledon, in relation to proteins (polypeptides) final composition, SSPs processing and/or packaging during seed maturation. Three different mobilization patterns of legumin-like proteins were identified for the first time in cotyledon PBs during seedling germinating process. Mature proteins composition and/or processing, cell types and enzyme composition and/or differential activation have been discussed as key features determining how proteins mobilize from PBs for further degradation in the cotyledon. 展开更多
关键词 11s GLOBULINs COTYLEDON Endosperm In Vitro Germination Legumin-Like PROTEINs Olea europaea L. Protein Bodies seed PROTEINs mobilization
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The Black Protests in Poland: An Example of an Anti-pastoral Revolution
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作者 Szymon Wróbel 《Philosophy Study》 2024年第2期53-62,共10页
Michel Foucault in Security, Territory, Population: Lectures at the Collège de France, 1977-1978 argues, that there has never been such a thing as an anti-pastoral revolution in Western societies. Yes, we have ha... Michel Foucault in Security, Territory, Population: Lectures at the Collège de France, 1977-1978 argues, that there has never been such a thing as an anti-pastoral revolution in Western societies. Yes, we have had revolutions against the disciplinary apparatus and legal devices of power (schools, hospitals, prisons) and we have had examples of revolutions against the economic foundations of social inequality, but there has never been a genuine revolution against pastoral power as a power relating to the conduct of individuals (but also entire social groups) and their disposition to “voluntary submission” to the will of external authorities. In my paper, I would like to reflect on this thesis, and taking it quite seriously, to look for examples of such revolutions. One of them is a women’s strike in Poland during the power of the conservative government of “Law and Justice”. Mainly referring to the texts of Silvia Federici and Paul Preciado, I will want to reflect on contemporary practices of reclaiming the body in contemporary capitalism. I will defend the thesis that regaining control over sexuality and reproduction means changing the material conditions of life and modern reproductive technologies. 展开更多
关键词 black protest morning-after pill primitive accumulation procreation refusal resistance voluntary submission women’s reproductive strike
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山东平原M_(S)5.5地震前岩石圈磁场异常变化及发震机理
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作者 张海洋 《大地测量与地球动力学》 CSCD 北大核心 2024年第9期892-898,904,共8页
基于冀鲁交界地区2020~2023年连续4期的流动地磁观测资料,分析区域岩石圈磁场时空变化特征及其与2023-08-06山东平原M_(S)5.5地震的关系,并结合岩石磁学的实验室结果和断层亚失稳理论,探讨平原地震前的亚失稳特征及发震机理。结果表明:1... 基于冀鲁交界地区2020~2023年连续4期的流动地磁观测资料,分析区域岩石圈磁场时空变化特征及其与2023-08-06山东平原M_(S)5.5地震的关系,并结合岩石磁学的实验室结果和断层亚失稳理论,探讨平原地震前的亚失稳特征及发震机理。结果表明:1)研究区岩石圈磁场时空变化特征在平原地震前有较为明显的异常反映,2020~2023年震中附近始终存在水平矢量的弱化区,并随着时间推移,出现水平矢量的弱化区逐渐向震中逼近的现象;震中附近始终存在地磁总强度、磁偏角、垂直分量的0值线。2)2020~2021年度震中附近各测点时序变化具有高度的一致性,较好地反映出测点附近断裂的协同化活动状态,或许可以作为识别断层进入亚失稳阶段的特征之一。3)分析应力与磁场强度的关系可知,林南断裂中东段、聊城-兰考断裂东北段地磁场总强度增大,地壳应力应处于释放状态;堂邑断裂、林南断裂西段地磁场总强度减小,地壳应力应处于积累状态。前者应力释放对后者的应力积累有促进作用,可能会导致后者的剪应力瞬时增加并超过其强度发生失稳,从而引发平原地震。 展开更多
关键词 平原M_(s)5.5地震 流动地磁 岩石圈磁场异常变化 亚失稳理论 发震机理
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基于三次S型速度控制算法的移动机械臂末端振动研究
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作者 刘益军 李正强 +1 位作者 赖建防 吕伟宏 《机械制造与自动化》 2024年第1期232-237,共6页
移动机械臂在实际工作环境中,受其自身柔性特征和外部因素的影响而引起机械臂末端的振动,而速度控制是实现机械臂末端抑振的有效手段之一。以UR10机械臂和Husky移动平台组成的移动机械臂为研究对象,针对梯形和S型速度控制算法的不足,提... 移动机械臂在实际工作环境中,受其自身柔性特征和外部因素的影响而引起机械臂末端的振动,而速度控制是实现机械臂末端抑振的有效手段之一。以UR10机械臂和Husky移动平台组成的移动机械臂为研究对象,针对梯形和S型速度控制算法的不足,提出一种三次S型速度控制算法,通过建立移动机械臂刚柔耦合动力学的理论和仿真模型得到移动机械臂末端的振动位移曲线和加速度变化曲线,验证了三次S型速度控制算法的正确性和抑振效果的有效性。 展开更多
关键词 移动机械臂 刚柔耦合 三次s型速度控制算法
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2020年古冶M_(S)5.1地震前后岩石圈磁场变化特征
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作者 张娜 龚燕民 苏树朋 《地震地磁观测与研究》 2024年第2期60-67,共8页
总结归纳河北及邻近地区2014年以来4级以上中强地震震兆异常特征位置,结合2020年古冶M_(S)5.1地震发生前后岩石圈磁场H矢量、D、F总场3个要素地磁异常变化图像,分析发震前后岩石圈磁场震兆异常变化特征。结果表明:①河北及邻近地区7个M... 总结归纳河北及邻近地区2014年以来4级以上中强地震震兆异常特征位置,结合2020年古冶M_(S)5.1地震发生前后岩石圈磁场H矢量、D、F总场3个要素地磁异常变化图像,分析发震前后岩石圈磁场震兆异常变化特征。结果表明:①河北及邻近地区7个M≥4地震均发生在岩石圈磁场各地磁要素0值线附近的高梯级带、0值线附近及矢量方向转向等特征部位;②古冶M_(S)5.1地震符合河北中强地震岩石圈磁场震兆异常空间位置特征,概率达75%;③丰南M_(S)4.5地震后唐山岩石圈磁场异常区异常特征出现增强,原地震危险区有再次发震的可能。 展开更多
关键词 岩石圈磁场 流动地磁 2019年丰南M_(s)4.5地震 2020年古冶M_(s)5.1地震
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