vitamin c deficiency and asthma
Báo cáo khoa học: Vitamin C Biosynthesis, recycling and degradation in mammals doc
Ngày tải lên :
16/03/2014, 12:20
... typhimurium, and Klebsiella
pneumoniae), but also in Lactobacillales (Enterococcus
faecium, Streptococcus agalactiae, Streptococcus pneu-
moniae, Streptococcus pyogenes, and Streptococcus
uberis) and ... Crane
FL (1988) Cell surface glycoconjugates control the
activity of the NADH-ascorbate free radical reductase
Vitamin C metabolism and recycling in mammals C. L. Linster and E. Van Schaftingen
20 ... the low physiological concentrations (micro-
molar range) of DHA, recycling of ascorbate is effect-
ively accomplished by reduction of the ascorbyl
radical, DHA reduction occurring only at a...
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Chapter 071. Vitamin and Trace Mineral Deficiency and Excess (Part 1) pot
Ngày tải lên :
07/07/2014, 01:20
... Vitamin and Trace Mineral
Deficiency and Excess
(Part 1)
Harrison's Internal Medicine > Chapter 71. Vitamin and Trace Mineral
Deficiency and Excess
Vitamin and Trace Mineral Deficiency ... such as
malabsorption; (2) both deficiency and excess of vitamins and minerals can cause
disease in and of themselves (e.g., vitamin A intoxication and liver disease); and
(3) vitamins and ... malnutrition and classic micronutrient
deficiencies (vitamin A, iron, iodine), as well as for thiamine (beriberi), riboflavin,
vitamin C (scurvy), and niacin (pellagra) overt deficiencies.
Body...
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Chapter 071. Vitamin and Trace Mineral Deficiency and Excess (Part 2) ppt
Ngày tải lên :
07/07/2014, 01:20
... dermatitis,
pulmonary cancer
ND
Chapter 071. Vitamin and Trace Mineral
Deficiency and Excess
(Part 2)
Table 71-2 Deficiencies and Toxicities of Metals
Element Deficiency Toxicity
Tolerable ... vomiting,
diarrhea, hepatic failure,
tremor, mental
deterioration, hemolytic
anemia, renal dysfunction
10 m
g/d
(liver toxicity)
Chromium
Impaired glucose
tolerance
Occupational: renal
failure, ... lassitude,
garlic odor to breath,
dermatitis
Occupational: Lung
an
d nasal carcinomas,
liver necrosis, pulmonary
inflammation
(hair, nail
changes)
Phosphorous
Rickets
(osteomalacia),
proximal...
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Chapter 071. Vitamin and Trace Mineral Deficiency and Excess (Part 3) potx
Ngày tải lên :
07/07/2014, 01:20
... Chapter 071. Vitamin and Trace Mineral
Deficiency and Excess
(Part 3)
Thiamine (Vitamin B
1
)
Thiamine was the first B vitamin to be identified and is therefore also
referred to as vitamin ... countries, the primary causes of thiamine deficiency are
alcoholism and chronic illness, such as cancer. Alcohol interferes directly with the
absorption of thiamine and with the synthesis of thiamine ... glucose, and patients on chronic diuretic therapy due to increased
urinary thiamine losses. Maternal thiamine deficiency can lead to infantile beriberi
in breast-fed children. Thiamine deficiency...
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Chapter 071. Vitamin and Trace Mineral Deficiency and Excess (Part 4) docx
Ngày tải lên :
07/07/2014, 01:20
... death.
Chapter 071. Vitamin and Trace Mineral
Deficiency and Excess
(Part 4)
Thiamine Deficiency: Treatment
In acute thiamine deficiency with either cardiovascular or neurologic signs, ... described with
riboflavin deficiency.
Deficiency and Excess
Riboflavin deficiency is almost always due to dietary deficiency. Milk,
other dairy products, and enriched breads and cereals are the most ... to nicotinic acid and nicotinamide and their
biologically active derivatives. Nicotinic acid and nicotinamide serve as precursors
of two coenzymes, nicotinamide adenine dinucleotide (NAD) and...
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Chapter 071. Vitamin and Trace Mineral Deficiency and Excess (Part 5) ppt
Ngày tải lên :
07/07/2014, 01:20
... Chapter 071. Vitamin and Trace Mineral
Deficiency and Excess
(Part 5)
Pellagra: Treatment
Treatment of pellagra consists of oral supplementation of 100–200 mg of
nicotinamide or nicotinic ... homocysteine, low levels of circulating vitamin
B
6
have also been associated with inflammation and elevated C- reactive protein
levels.
Certain medications such as isoniazid, L-dopa, penicillamine, ... in alcoholic liver disease reflects
the relative vitamin B
6
dependence of ALT. Vitamin B
6
dependency syndromes
that require pharmacologic doses of vitamin B
6
are rare; they include cystathionine...
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Chapter 071. Vitamin and Trace Mineral Deficiency and Excess (Part 6) ppsx
Ngày tải lên :
07/07/2014, 01:20
... joints, the peritoneal cavity, pericardium, and the adrenal glands.
In children, vitamin C deficiency may cause impaired bone growth.
Laboratory diagnosis of vitamin C deficiency is made on the ... photosensitivity and dermatitis have also
been reported.
Folate, Vitamin B
12
See Chap. 90.
Vitamin C
Both ascorbic acid and its oxidized product dehydroascorbic acid are
biologically active. Actions ... sources of vitamin C include citrus fruits, green vegetables
(especially broccoli), tomatoes, and potatoes. Consumption of five servings of
fruits and vegetables a day provides vitamin C in excess...
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Chapter 071. Vitamin and Trace Mineral Deficiency and Excess (Part 7) pot
Ngày tải lên :
07/07/2014, 01:20
...
vitamin is excreted in the urine, and the laboratory diagnosis of deficiency is made
on the basis of low urinary vitamin levels.
Chapter 071. Vitamin and Trace Mineral
Deficiency and Excess ... pantothenic acid antagonist.
The symptoms of pantothenic acid deficiency are nonspecific and include
gastrointestinal disturbance, depression, muscle cramps, paresthesia, ataxia, and
hypoglycemia. ... water-soluble vitamin that plays a role in gene expression,
gluconeogenesis, and fatty acid synthesis and serves as a CO
2
carrier on the
surface of both cytosolic and mitochondrial carboxylase...
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Chapter 071. Vitamin and Trace Mineral Deficiency and Excess (Part 8) pdf
Ngày tải lên :
07/07/2014, 01:20
... retinol-binding proteins, which function as
sequestering and transporting agents as well as co-ligands for enzymatic reactions.
Chapter 071. Vitamin and Trace Mineral
Deficiency and Excess
(Part 8)
... retinoic acid and 9-cis retinoic acid, whereas
RXR binds only 9-cis retinoic acid.
The retinoid receptors play an important role in controlling cell
proliferation and differentiation. Retinoic acid ... cells also contain retinoic acid–binding proteins, which have sequestering
functions but also shuttle retinoic acid to the nucleus and enable its metabolism.
Retinoic acid is a ligand for certain...
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Chapter 071. Vitamin and Trace Mineral Deficiency and Excess (Part 9) pptx
Ngày tải lên :
07/07/2014, 01:20
... of vitamin A include mineral oil, neomycin, and cholestyramine.
Deficiency
Vitamin A deficiency is endemic where diets are chronically poor,
especially in Southern Asia, Sub-Saharan Africa, ... latter half of pregnancy and this moderate vitamin
A deficiency is associated with an increased risk of maternal infection and
mortality.[newpage]
Vitamin a Deficiency: Treatment
Any stage ...
water-miscible vitamin A. A common approach to prevention is to supplement
Chapter 071. Vitamin and Trace Mineral
Deficiency and Excess
(Part 9)
Dietary Sources
The retinol activity equivalent...
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Báo cáo y học: "Association between regulated upon activation, normal T cells expressed and secreted (RANTES) -28C/G polymorphism and asthma risk – A Meta-Analysis"
Ngày tải lên :
26/10/2012, 09:39
... genotypes (GG/CG), compared with the
wild-type genotype (CC). Then we calculated the ORs
of the polymorphism (GG+CG versus CC, and GG
versus CG+CC), using both dominant and recessive
genetic models ...
conducted stratification analysis by asthma types, age
and ethnicity. As a result, 2 case-control studies of
asthma type (777 cases and 495 controls); 9
case-control studies of age (1894 cases ... C, et al. Bronchial mucosal
expression of the genes encoding chemokines rantes and mcp-3
in symptomatic atopic and nonatopic asthmatics: Relationship
to the eosinophil-active cytokines interleukin...
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