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6,681 Result(s)
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Article
A rapid micro technique for differentiating between iso, anteiso and other mono methyl branched fatty chains
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Article
The structure of alkane diols of diesters in vernix caseosa lipids
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Article
Fatty acids of the alkane diol diesters of vernix caseosa
The fatty acid monoenes esterified to the alkane diol diesters of vernix caseosa lipid form two patterns of homologues starting from either C16Δ9 or C16Δ6 and adding (or subtracting) an integral number of C2 unit...
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Article
Diester waxes in surface lipids of animal skin
The literature is surveyed on two types of diester lipid that occur on the skin surfaces of animals: Type 1, a hydroxy fatty acid of which the hydroxyl group and the carboxyl group are esterified respectively ...
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Article
Fatty acid composition of the living layer and stratum corneum lipids of human sole skin epidermis
Lipids from the living layer and stratum corneum of human sole epidermis were extracted, saponified and the fatty acids analyzed. The proportion of fatty acids to unsaponifiables (mainly cholesterol), was high...
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Article
The fatty acids of wax esters and sterol esters from vernix caseosa and from human skin surface lipid
Separation of sterol esters from wax esters in the lipids of vernix caseosa and adult human skin surface was accomplished by column chromatography on MgO. The fatty acids of the sterol esters and wax esters of...
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Article
A search for porphyrin biomarkers in nonesuch shale and extraterrestrial samples
An organic solvent extract of billion year old Nonesuch Shale was examined for porphyrins by means of fluorometry and high resolution mass spectrometry. It appears to contain at least three or more classes of ...
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Chapter
Effects of Viral Infections on the Brain
Viruses are among the most common causes of disease in man and animals. Viral infections are encountered in the form of common colds, influenza epidemics, infectious exanthemas of children, and a large number ...
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Article
Peristaltic constrictions in fertilized barnacle eggs (Pollicipes polymerus)
La vitesse et l'amplitude des resserrements péristaltiques dans les œufs fertilisés de balane (Pollicipes polymerus) dépend de l'âge de l'embryon et de la position du resserrement dans celui-ci. Les resserrements...
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Article
Human testicular cultures II. Sertoli cells
Two cell types, one epithelioid and the other fibroblast-like, were found in human testicular cultures derived from testes of patients. Ultrastructural studies indicated that, whereas the epithelioid cells wer...
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Chapter
Collagen Cross-Linking: The Substrate Specificity of Lysyl Oxidase
Lysyl oxidase is a specific amine oxidase that contains copper and is irreversibly inhibited by compounds called lathyrogens (1,2,3). 3-Aminopropionitrile (BAPN) is the most widely studied and best known of th...
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Chapter
Sea Anemone Reproduction: Patterns and Adaptive Radiations
It is known that sea anemones (Anthozoa: Actinaria) are capable of reproducing in a variety of ways both sexually and asexually (Stephenson, 1928; Hyman, 1940; Uchida and Yamada, 1968). Even in the same specie...
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Chapter
Methods for the Investigation of the Microcirculation
A noninvasive method is presented for the measurement of the digital arterial compliance (C s and C d ) by use of a pneumatic cuff (Gaertner capsule) a...
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Chapter
Pathway for Hydrolysis of Plasmalogens in Brain
The ethanolamine plasmalogens in brain have a substantial rate of turnover (Horrocks et al., 1976). Hydrolytic degradation of the plasmalogen molecule could begin at any position. Evidence for p...
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Article
Thermotaxis, chemotaxis and age
It has been demonstrated that polymorphonuclear leukocytes migrate in vitro along a temperature gradient, i.e., that they exhibit positive thermotaxis. The effect varies monotonically with the temperature gradien...
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Article
The fatty acid composition of three unicellular algal species used as food sources for larvae of the American oyster (Crassostrea virginica)
The total lipid and fatty acid content of 3 algal species,Pyramimonas virginica, Pseudoisochrysis paradoxa andChlorella sp., which have been successful as food sources for rearing larvae of the American oyster,Cr...
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Article
Immunospecificity of nuclear antigens in chicken erythroid cells
Specific antisera were produced against chicken reticulocyte dehistonized chromatin. The antisera reacts strongly with chicken reticulocyte chromatin, but only marginally with chicken erythrocyte chromatin. Th...
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Article
Cat3, a third gene locus coding for a tissue-specific catalase in maize: Genetics, intracellular location, and some biochemical properties
A new and unique catalase isozyme, CAT-3, has been found in Zea mays. It is encoded in the Cat3 nuclear structural gene which is distinct from the two previously described catalase structural genes, Cat1 and Cat2
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Chapter and Conference Paper
Characteristics of High-Yield Paddy Soils in Suburbs of Shanghai
Shanghai is located at the mouth of the Changjiang River, close to the East China Sea. It is one of the earliest farming areas in the history of China. The yield of grain has already reached up to 12 t/ha per ...
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Chapter and Conference Paper
Double Crop** of Rice in Triple Crop** System and Soil Fertility
Since the 1970s, the continual extension of double crop** of rice in triple crop** system has promoted the production to a certain extent but has brought about some adverse effects on soils in the western ...