5 contact photocontact and phototoxic reactions to sunscreen
Chapter 057. Photosensitivity and Other Reactions to Light (Part 5) pps
Ngày tải lên :
07/07/2014, 01:20
... of sunscreens and the induction of hardening by the cautious administration of artificial UV-B (broad-band or narrow-band) and/ or UV-A radiation for 2–3 weeks prior to initial sun exposure Phototoxicity ... initial sun exposure Phototoxicity and Photoallergy These photosensitivity disorders are related to the topical or systemic administration of drugs and other chemicals Both reactions require the ... excited-state photosensitizer that can transfer its absorbed energy to a bystander molecule or to molecular oxygen, thereby generating tissue-destructive chemical species, including ROS Phototoxicity...
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Misfortunes of War - Press and Public Reactions to Civilian Deaths in Wartime docx
Ngày tải lên :
29/03/2014, 18:20
... critical to get one’s story out first, to operate within the media’s news cycle, and to dominate an adversary’s own efforts to influence U.S and foreign audiences, it is at least as important and possibly ... analysis of press and public reactions to these incidents or of the effect of these incidents on public support To improve policymakers’ and senior military leaders’ understanding of this topic, this ... Organization (NATO) about the incident—many of xxii Misfortunes of War: Press and Public Reactions to Civilian Deaths in Wartime which also soon proved to be in error themselves—seem to have hurt NATO’s...
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Chapter 057. Photosensitivity and Other Reactions to Light (Part 2) pps
Ngày tải lên :
07/07/2014, 01:20
... released into the circulation from the bone marrow and the liver and are transported to the skin, where they absorb incident energy both in the Soret band, around 400 nm (short visible), and to a lesser ... and/ or release of vasoactive mediator(s), or cytokines, that diffuse to the dermal vasculature to evoke vasodilatation The action spectrum for sunburn erythema includes the UV-B and UV-A Photons ... dendritic cells known as melanocytes and is packaged into melanosomes that are transferred via dendritic process into keratinocytes, thereby providing photoprotection and simultaneously darkening the...
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Chapter 057. Photosensitivity and Other Reactions to Light (Part 6) ppsx
Ngày tải lên :
07/07/2014, 01:20
... sensitive to UV-B, UV-A, and visible wavelengths Diagnostic confirmation of phototoxicity and photoallergy can often be obtained using phototest procedures In patients with suspected phototoxicity, ... drug photosensitivity involves first and foremost the elimination of exposure to the chemical agents responsible for the reaction and minimization of sun exposure The acute symptoms of phototoxicity ... photosensitizing porphyrins The porphyrins circulate in the bloodstream and diffuse into the skin, where they absorb solar energy, become photoexcited, generate ROS, and evoke cutaneous photosensitivity...
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Chapter 057. Photosensitivity and Other Reactions to Light (Part 7) docx
Ngày tải lên :
07/07/2014, 01:20
... eliminates exposure to porphyrinogenic agents Erythropoietic protoporphyria originates in the bone marrow and is due to a decrease in the mitochondrial enzyme ferrochelatase secondary to numerous gene ... Treatment of PCT consists of repeated phlebotomies to diminish the excessive hepatic iron stores and/ or intermittent low doses of the antimalarial drugs chloroquine and hydroxychloroquine Long-term remission ... erythrocyte protoporphyrin Detection of increased plasma protoporphyrin helps to differentiate lead poisoning and iron-deficiency anemia, in both of which elevated erythrocyte protoporphyrin levels...
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Chapter 057. Photosensitivity and Other Reactions to Light (Part 8) pot
Ngày tải lên :
07/07/2014, 01:20
... effects of long-term UV-B phototherapy and PUVA photochemotherapy mimic those seen in individuals with chronic sun exposure and include skin dryness, actinic keratoses, and an increased risk of skin ... sunscreen application The monograph stipulates that sunscreens must be rated on a scale ranging from minimal (SPF ≤2 and ≥12) to moderate (SPF ≤12 and ≥30) to high (SPF ≥30, labeled as 30+) No SPF number ... important to educate parents and young children about the hazards of sunlight Simply eliminating exposure at midday will substantially reduce lifetime UV-B exposure Phototherapy and Photochemotherapy...
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Chapter 057. Photosensitivity and Other Reactions to Light (Part 3) doc
Ngày tải lên :
07/07/2014, 01:20
... including the face, the neck, and the hands Major risk factors include male sex, childhood sun exposures, older age, fair skin, and residence at latitudes closer to the equator Whites of darker complexions ... protective effect of sunscreens against this type of tumor could not be substantiated, but this is likely due to failure to control for confounding factors such as sunscreen stability and frequency ... available to address this issue, it seems reasonable to recommend that patients at risk for melanoma utilize photoprotection such as sun avoidance, high sun protective factor (SPF) sunscreens, and...
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Tài liệu UNIT 5. ONLINE FACILITATION LESSON 2. FACE-TO-FACE AND ONLINE FACILITATIONNOTE docx
Ngày tải lên :
22/02/2014, 01:20
... is important for the facilitator to be able to use and teach others to use the tools, at least at a basic level, and he/she may need to provide individual support to community members who are ... Face -to- face and Online Facilitation - page Online and offline groups The two most important differences between face -to- face and online groups relate to space and time: ONLINE FACE -TO- FACE A face -to- face ... able to: • identify similarities and differences between face -to- face and online facilitation Introduction The role of the facilitator, both online and offline, is to make it easier for groups to...
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Báo cáo khoa học: MicroRNA-143 reduces viability and increases sensitivity to 5-fluorouracil in HCT116 human colorectal cancer cells potx
Ngày tải lên :
07/03/2014, 00:20
... transformation [16] and is a critical factor for G2–M cell cycle progression and timely mitotic entry [17] NF-jB is a critical transcription factor involved in the suppression of apoptosis, stimulation ... overcome tumour cell resistance to chemotherapy and to increase drug efficacy, thereby minimizing toxic effects, are critically important The molecular mechanisms of 5-FU cytotoxicity have been characterized, ... have been characterized, especially its ability to incorporate into RNA and DNA and to inhibit thymidylate synthase 5-FU has recently been shown to modulate miRNA expression in colon cancer cells...
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Chapter 5 Configuring Connections and Connecting to Data
Ngày tải lên :
13/05/2014, 12:19
... dataset Introdution to ADO.NET Introdution to ADO.NET XML is an industry standard XML is an industry standard format for storing and format for storing and transferring data over transferring data ... programmers to use a standard set of objects to refer to data from any source: SQL Server, Oracle, OLE DB & ODBC (UDA…) Power of ADO.NET NET framework is integrated with XML, stored and transferred ... ADO.NET and XML Working together in n-tier architech Introdution to ADO.NET Introdution to ADO.NET .NET Data Provider Objects NET Data Provider Connection Command Data Adapter SelectCommand InsertCommand...
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Chapter 101. Hemolytic Anemias and Anemia Due to Acute Blood Loss (Part 5) ppt
Ngày tải lên :
07/07/2014, 04:20
... a dimer of α-spectrin and β-spectrin The membrane is physically linked to the cytoskeleton by a third set of proteins (including ankyrin and the so-called band 4.1 and band 4.2), which thus connect ... glycosylated, and they carry antigenic determinants that correspond to blood groups Underneath the membrane, and tangential to it, is a network of other proteins that make up the cytoskeleton The main cytoskeletal ... of red cell membrane/cytoskeleton (For explanation see text.) (From N Young et al: Clinical Hematology Copyright Elsevier, 2006; with permission.) The membrane-cytoskeleton complex is indeed so...
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Giáo án Anh văn lớp 7 : Tên bài dạy : UNIT ONE : BACK TO SCHOOL. Lesson 5: B. Names and addresses (6). pot
Ngày tải lên :
06/08/2014, 16:20
... goes to school by………It’s about…… from……… .to … - T: calls on one student to go to the board and write, some Ss read aloud - T: corrects the mistakes if necessary * Remember: - T: asks Ss to look ... you go to school? + How far is it from your house to school? - Ss work in pairs - T: calls on some pairs to practice in front of the class Consolidation; - Ask Ss to base on the information and ... the tape again for Ss to check their answers - T: corrects and gives the correct answers: a School to Lan’s house : 300m b Lan’s house to the post offfice : 700m c School to the movie theater...
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Applications of Robotics and Artificial Intelligence to Reduce Risk and Improve Effectiveness 1 Part 5 ppsx
Ngày tải lên :
10/08/2014, 01:22
... enabling robots to handle a variety of parts or tools in complex situations Two goals are the quick-change hand and the dexterous hand The robot would be able to charge a quick-change hand by itself, ... effectors, and locomotion; improvement of sensors to enable the robot to react to changes in its environment;creation of more sophisticated control systems that can handle dexterity, locomotion, and ... programming is leading to highly accurate new robot structures This research will lead to robots capable of applying force and torque with speed and accuracy and will transform today's heavy, rigid,...
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Applications of Robotics and Artificial Intelligence to Reduce Risk and Improve Effectiveness 1 Part 5 pptx
Ngày tải lên :
10/08/2014, 01:22
... areas effectors, sensors, and cognition is an important source of technology for the Army and for this country's industrial base To encourage R&D in these areas and to enable the Army to have some ... OF ROBOTICS AND ARTIFICIAL INTELLIGENCE 112 or rack and loading them into the gun, with a vision system to provide the means to correct for imprecise positioning of rounds and gun and tactile ... rack, guiding the robot to acquire the round, and guiding the robot to insert the round into the breech Although it is certainly possible to design a more specialized and highly constrained system,...
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c for engineers and scientists introduction to programming with ansi c phần 5 pptx
Ngày tải lên :
12/08/2014, 09:22
... a random number between and 999999,we divide the returned value by 100000 0to produce a random number between and Using this "normalizedi, random number, the algorithm to simulate 1000coin tosses ... value to lie within the range to 1; with the minimum data value corresponding to and the maximum data value to Multiplying this result by the term (W-1) produces values between and (W-1), for a total ... example, the declarator find_max (float x, y) does not declare both of the parameters, x and y, to be of type float; rather, it declares x to be of type float and y to be of type into Similarly, omitting...
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economics in one lesson the shortest and surest way to understand basic economics phần 5 pdf
Ngày tải lên :
14/08/2014, 22:21
... from 1909 to 1914, when farmers were prosperous That price relationship must be restored and preserved perpetually It would take too long, and carry us too far from our main point, to examine ... fact is one reason why it is not good to bring such protected interests into existence in the first place But clarity and candor of thinking compel us to see and acknowledge that some industries ... government's standing ready to buy all the farm products offered to it at the "parity" price It can be brought about by the government's lending to farmers enough money on their crops to enable them to hold...
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A study of bloating symptomatology, the role of gastrointestinal transit and the response to treatment with the 5 HT4 receptor agonist in patients with bloating predominant irritable bowel syndrome
Ngày tải lên :
26/09/2015, 10:05
... symptoms: relieved with defecation associated with change in frequency of stools Associated with change in form of stools and two or more of the following symptoms: altered stool frequency and/ or ... symptoms and life events (Drossman et al, 2000) On the other hand, psychological factors affect digestive motor and visceral perception (Welgan et al, 1988) 14 Although psychological factors ... patients with long-standing symptoms and no response to conventional medical treatment found psychotherapy superior to medical treatment in reducing bowel symptoms( diarrhea and abdominal pain),...
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Báo cáo y học: "Teaching child and adolescent psychiatry to undergraduate medical students - A survey in German-speaking countries"
Ngày tải lên :
25/10/2012, 10:06
... children and adolescents [8] The overall goals are for the students to • know risk factors and be able to ask relevant questions • be able to make the necessary decisions • know and be able to apply ... whole, to show the interviewer’s reaction to the interview, to identify elements of nonverbal behavior, and to call attention to behavior that is relevant to differential diagnosis They proposed ... Austria, Germany, and the Germanspeaking part of Switzerland A short questionnaire provided the opportunity to reach the respondents quickly and without their having to sacrifice too much time But...
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