Dermal connective tissue metabolism in photoageing.(Vitamin C)(Report)

Life Extension | May 1, 2009 | Copyright

The term photoageing describes the clinical and histological cutaneous changes that are the consequence of repeated chronic sun exposures and are qualitatively different from those observed in chronological ageing. The connective tissue of the skin is composed mainly of collagen, glycosaminoglycans and elastin and, thus, alterations of these components in photoageing are briefly reviewed in the present article. Collagen changes in photoageing are partly explained by cross-links as well as the unbalanced regulation of collagen production and breakdown. Some visible skin ...

Read all of this article with a FREE trial to HighBeam Research

Related newspaper, magazine, and trade journal articles from HighBeam Research

(Including press releases, facts, information, and biographies)

IS DESIGN THEORY POSSIBLE?
Magazine article from: JITTA : Journal of Information Technology Theory and Application ; ...discuss the potential for design theory in computational models...resulting artifact, teleological theories can play a special role in...how it might lead to design theories. I make no attempt to survey...might be relevant to design theory. Several useful surveys can...means that a theory ...
Ideal theory in theory and practice.(Report)
Magazine article from: Social Theory and Practice ; ...cannot develop nonideal theory without first working out ideal theory. Post-Rawlsian theories of justice have broadly...justice to prioritize ideal theory, and the current literature...years, however, a growing number of political philosophers...
THEORIES OF COMMITMENT, ALTRUISM AND RECIPROCITY: EVIDENCE FROM LINEAR PUBLIC GOODS GAMES
Magazine article from: Economic Inquiry ; ...strong support for reciprocity theories over either theories of commitment or of altruism...with traditional utility theory in which individuals care...their own consumption. A number of alternative theories have been invoked to explain...
THEORY: SEEKING A PLAIN ENGLISH EXPLANATION
Magazine article from: JITTA : Journal of Information Technology Theory and Application ; ...conflicting definitions of 'theory' to search for a plain English...and convincing research needs theory. An explanation is suggested...Calls for more or improved theories in IS seem misguided until we are clear of the role of theory in research. INTRODUCTION...P>, from an infinite ...
Nursing theory and clinical practice: How three nursing models can be incorporated into the care of patients with end stage kidney disease
Magazine article from: CANNT Journal ; ...incorporation of nursing theory into the clinical care of...the three nursing models/theories of Orem, Neuman and Peplau...in a caring manner. The theories of Orem, Neuman and Peplau...kidney disease and nursing theory Orem's Self-Care Model While examining the nursing theories of Orem, ...
Terry Eagleton, After Theory.
Magazine article from: The Comparatist ; ...or what is now called high theory ; the second half, comprising...being, is a discussion of a number of issues that cultural theory must now take up or risk losing...ambitiousness and originality of high theories such as Derridian poststructuralism...current practices of cultural theory ...
The theories of attrition versus manoeuvre and the levels of war.
Magazine article from: Strategic Review for Southern Africa ; ...the battlefield. Manoeuvre theory emphasises mobility to defeat...beginning of the battle, the two theories are opposites. On the tactical level, in battle, both theories are present and complement one another. Attrition theory requires the physical destruction...There are, however, a ...
Theory recycling: the case of i-umlaut.
Magazine article from: Studia Anglica Posnaniensia: international review of English Studies ; ...hundred years a number of theories have been formulated...the mouillierung theory: the change progressed...last ten years a number of prominent scholars...a guise of a new theory. The following...mouillierung and epenthesis theories, was first formulated...linguistics. A ...
Theory-Directed Nursing Practice (2nd ed.)
Magazine article from: Research and Theory for Nursing Practice ; ...that utilizes the selected theories is included and helps readers understand the intersection of theory, research, and practice...weaknesses of each selected theory and its application to clinical...addressed. While the book has a number of strengths, the paucity of middle-range theories ...
Evaluating theories. (response to article by John Vasquez, in this issue, p. 899)
Magazine article from: American Political Science Review ; ...theories because he defines theories loosely as "inter-related...propositions were all it took to make theories, then, of course, we would...can, however, think of any number of propositions purporting...that would not qualify as theories by any useful definition of the term. I define ...

Find more facts and information related to the article "Dermal connective tissue metabolism in ..."