نتایج جستجو برای: sun protection factors

تعداد نتایج: 1270172  

2015
Ben Short

LINC complexes, consisting of inner nuclear membrane SUN proteins and outer nuclear membrane KASH proteins, connect the nucleus to the cytoskeleton, transmitting forces that control the nucleus's position within the cell. But how LINC complexes affect the cytoskeleton, and thus the balance of forces across cells and tissues, is less well understood. Stewart et al. now demonstrate that the LINC ...

Journal: :iranian journal of pharmaceutical research 0
mohammad ali ebrahimzadeh pharmaceutical sciences research center, school of pharmacy, mazandaran university of medical sciences, sari, iran reza enayatifard department of pharmaceutics, school of pharmacy, mazandaran university of medical sciences, sari, iran masoumeh khalili pharmaceutical sciences research center, school of pharmacy, mazandaran university of medical sciences, sari, iran mahdieh ghaffarloo pharmaceutical sciences research center, school of pharmacy, mazandaran university of medical sciences, sari, iran majid saeedi department of pharmaceutics, school of pharmacy, mazandaran university of medical sciences, sari, iran jamshid yazdani charati department of biostatistics, faculty of health, mazandaran university of medical sciences, sari, iran

long exposure of uv radiation increases risk of skin diseases such as cancer and photoallergic reactions. uv-b (280-320 nm) radiation is mainly responsible for inducing skin problems. skin protection is a suitable method in the fight against ultraviolet radiation induced damage. various synthetic agents have been used as photo protective but because of their potential toxicity in humans, they h...

2017
Yuexin Cai Qian Zhou Haidi Yang Jiajia Jiang Fei Zhao Xiayin Huang Hanjie Mo Xiaoting Chen Hao Xiong Suijun Chen Xueyuan Zhang Yiqing Zheng

OBJECTIVES To investigate factors influencing the effectiveness of intensive sound masking therapy on tinnitus using logistic regression analysis. DESIGN The study used a retrospective cross-section analysis. PARTICIPANTS 102 patients with tinnitus were recruited at the Sun Yat-sen Memorial Hospital of Sun Yat-sen University, China. INTERVENTION Intensive sound masking therapy was used as...

1998
S. K. ANTIOCHOS E. O. Hulburt C. R. DEVORE J. A. KLIMCHUK

We propose a new model for the initiation of a solar coronal mass ejection (CME). The model agrees with two properties of CMEs and eruptive Ñares that have proved to be very difficult to explain with previous models : (1) very low-lying magnetic Ðeld lines, down to the photospheric neutral line, can open toward inÐnity during an eruption ; and (2) the eruption is driven solely by magnetic free ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - پژوهشکده ریاضی ماهان 1391

در این پایان نامه توزیع آماره های ترتیبی از توزیع نرمال دو متغیره و سه متغیره محاسبه می کنیم. همچنین به معرفی توزیع چوله نرمال یکریخت که با نماد sun نمایش می دهیم تابع مولد گشتاور این توزیع و برخی از خواص آن می پردازیم. نحوه ساختن توزیع sun را از توزیع نرمال سه متغیره ارائه می دهیم و نشان می دهیم که توزیع آماره های ترتیبی از توزیع نرمال سه متغیره به صورت مخلوطی از توزیع sun می شود.

Journal: :British journal of health psychology 2008
Katherine M White Natalie G Robinson Ross McD Young Peter J Anderson Melissa K Hyde Susan Greenbank Toni Rolfe Julie Keane Paul Vardon Debra Baskerville

OBJECTIVES The present research examined the sun protection intentions and behaviours of young people in a high risk skin cancer area using an extended theory of planned behaviour (TPB) incorporating additional social influences of group and image norms. DESIGN The study employed a prospective design to examine young people's sun protection intentions and behaviour. METHOD Participants (N=1...

Journal: :Health psychology : official journal of the Division of Health Psychology, American Psychological Association 2002
Karen Glanz Alan C Geller Dorothy Shigaki Jay E Maddock May Rose Isnec

Skin cancer is increasing, and prevention programs are essential. This study evaluated the impact of a skin cancer prevention program on sun-protection habits and swimming pool environments. The intervention included staff training; sun-safety lessons; interactive activities; providing sunscreen, shade, and signage; and promoting sun-safe environments. A randomized trial at 28 swimming pools in...

Journal: :Environmental Health Perspectives 2000
S M Booker

New information reported by researchers at the University of Texas Southwestern Medical Center in Dallas could eventually help scientists develop better ways to protect against and treat the adverse effects of too much sunlight. In a paper published in the June 1999 issue of Molecular Cell, the researchers demonstrated that the interaction between a protein called Rad23 and a protein complex kn...

Journal: :Health reports 2017
Lauren Pinault Vitali Fioletov

BACKGROUND Ultraviolet radiation (UVR) exposure and a history of sunburn are important risk factors for skin cancer. Sunburn is more common among men, younger age groups, and people in higher income households. Sun protection measures also vary by sex, age, and socioeconomic characteristics. Associations between ambient UVR and sunburn and sun safety measures have not been quantified. DATA AN...

Journal: :Health psychology : official journal of the Division of Health Psychology, American Psychological Association 2013
Allecia E Reid Leona S Aiken

OBJECTIVE Despite long-standing social psychological research supporting the influence of injunctive norms (i.e., what is commonly approved or disapproved) on behavior, support for this influence on health behaviors is limited. We examined the utility of correcting misperceptions of injunctive norms for improving sun protection and whether changes in attitudes mediated the injunctive norm-inten...

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