625 research outputs found
Dandy-Walker malformation
Dandy-Walker malformation is a rare congenital malformation and involves the cerebellum and fourth ventricle. The condition is characterized by agenesis or hypoplasia of the cerebellar vermis, cystic dilatation of the fourth ventricle, and enlargement of the posterior fossa. A large number of concomitant problems may be present, but the syndrome exists whenever these three features are found. Approximately 70-90% of patients have hydrocephalus, which often develops postnatally. Dandy-Walker malformation may be associated with atresia of the foramen of Magendie and, possibly, the foramen of Luschka.
Dandy-Walker malformation first was described by Dandy and Blackfan.1 Since the original description, additional studies have reported on the various morphologic features of the syndrome. Not until 1954 did Benda first emphasized that atresia of the cerebellar outlet foramina is not an essential feature of the condition and suggested the now widely accepted term Dandy- Walker malformation Keywords: Cerebral Ventricles, cerebellum abnormalities, Dandy-Walker Syndrome Egypt. J. Hum. Genet Vol. 8 (2) 2007: pp. 115-12
Antenna with artificial magnetic conductor for wireless application
— This paper discussed the recent works on Artificial
Magnetic Conductor (AMC) with the antenna. Two different
application for antenna with AMC have been discussed. The
first application is the antenna with AMC that has been used for
RFID system to detect the metal object. Without incorporating
AMC with antenna the system cannot be detected. When the
AMC is attached with the RFID Tag antenna the system is back
to normal where longer distance is achieved. The second
application is used for flexible AMC using textile material for
signal transmission enhancement. Using two antennas for on
body application the system has been tested using AMC and
without AMC. It shows that the transmission is better when
there is an AMC attach to the body compared without AMC.
Index Terms — Artificial Magnetic Conductor, high
impedance surface, metamaterial, reflection phase
Phaeochromocytoma in a 4-year old girl: case report
This is a report of a 4-year old female Nigerian patient with phaeochromocytoma, a rare surgically correctable cause of hypertension, highlighting the problems in diagnosis and management in our sub region with review of the literature
A Double Blind Study Comparing Virucare and Inter-feron as Treatment for Hepatitis CVirus and its Complications
Objective: To present the results of a comparative double blind study between
Virucare and Interferon to evaluate their efficacy, safety and tolerability in treating Hepatitis C Virus and its complications Keywords: Hepatitis C, polymerase chain reaction, interferon. Egypt. J. Hum. Genet Vol. 9 (1) 2008: pp. 71-8
First report of Colleothrichum spp causing diseases in Capsichum spp in Sabah, Borneo, Malaysia
Blackish or orange liquid-like spots were found on (n=100) fruits of chillies (Capsicum) sold in five local markets in Kota Kinabalu, Sabah, Malaysia. Colletotrichum gloeosporioides and C. capsici were identified as the causal agents of an anthracnose disease. This is the first report of Colletotrichum spp. as the causal agent of anthracnose infected chillies in Sabah
A Hybrid Approach to Music Playlist Continuation Based on Playlist-Song Membership
Automated music playlist continuation is a common task of music recommender
systems, that generally consists in providing a fitting extension to a given
playlist. Collaborative filtering models, that extract abstract patterns from
curated music playlists, tend to provide better playlist continuations than
content-based approaches. However, pure collaborative filtering models have at
least one of the following limitations: (1) they can only extend playlists
profiled at training time; (2) they misrepresent songs that occur in very few
playlists. We introduce a novel hybrid playlist continuation model based on
what we name "playlist-song membership", that is, whether a given playlist and
a given song fit together. The proposed model regards any playlist-song pair
exclusively in terms of feature vectors. In light of this information, and
after having been trained on a collection of labeled playlist-song pairs, the
proposed model decides whether a playlist-song pair fits together or not.
Experimental results on two datasets of curated music playlists show that the
proposed playlist continuation model compares to a state-of-the-art
collaborative filtering model in the ideal situation of extending playlists
profiled at training time and where songs occurred frequently in training
playlists. In contrast to the collaborative filtering model, and as a result of
its general understanding of the playlist-song pairs in terms of feature
vectors, the proposed model is additionally able to (1) extend non-profiled
playlists and (2) recommend songs that occurred seldom or never in
training~playlists
First report of Colletotrichum spp.causing diseases on Capsicum spp. in Sabah, Borneo, Malaysia
Blackish or orange liquid-like spots were found on (n=100) fruits of chillies (Capsicum) sold in five local markets in Kota Kinabalu, Sabah, Malaysia. Colletotrichum gloeosporioides and C. capsici were identified as the causal agents of an anthracnose disease. This is the first report of Colletotrichum spp. as the causal agent of anthracnose infected chillies in Sabah
First report of Colletotrichum spp. causing diseases on Capsicum spp. in Sabah, Borneo, Malaysia
Blackish or orange liquid-like spots were found on (n=100) fruits of chillies (Capsicum) sold in five local markets in Kota Kinabalu, Sabah, Malaysia. Colletotrichum gloeosporioides and C. capsici were identified as the causal agents of an anthracnose disease. This is the first report of Colletotrichum spp. as the causal agent of anthracnose infected chillies in Sabah
Psychometric Properties of the Lasher and Faulkender Anxiety about Aging Scale (AAS) among Iranian Older Adults
Abstract: (1) Background: The older adult population of society is exposed to multiple stressors
daily, such as the loss of loved ones, dysfunctional mobility, financial dependence, and suffering from
numerous chronic illnesses. The present study aimed to assess the psychometric properties of the
Anxiety about Aging Scale among older adults in Iran. (2) Methods: A sample of 703 communitydwelling
older adults was recruited and screened using a standardized tool. The mean age of
participants was 69.4 � 8.1 years. The majority of participants were male (59.2%), married (66.6%),
and illiterate (79.7%). A ‘forward-backward’ translation method was used in developing the Iranian
version of the AAS for assessing the psychometric properties among older adults. Confirmatory
factor analysis (CFA) and the Rasch model were used for construct validity. (3) Results: Applying
CFA indicated that the model’s four original factors are the best solution, representing 55% of the
total variance. The result of the CFA showed that this four-factor model had a good fit for the data.
The findings were also confirmed by Rasch analysis. (4) Conclusions: The Persian version of the AAS
is valid and reliable for measuring aging anxiety among Iranian older adults
Honey and its nutritional and anti-inflammatory value
Inflammation is the main key role in developing chronic diseases including cancer, cardiovascular diseases, diabetes, arthritis, and neurodegenerative diseases which possess a huge challenge for treatment. With massively compelling evidence of the role played by nutritional modulation in preventing inflammation-related diseases, there is a growing interest into the search for natural functional foods with therapeutic and preventive actions. Honey, a nutritional healthy product, is produced mainly by two types of bees: honeybee and stingless bee. Since both types of honey possess distinctive phenolic and flavonoid compounds, there is recently an intensive interest in their biological and clinical actions against inflammation-mediated chronic diseases. This review shed the light specifically on the bioavailability and bioaccessibility of honey polyphenols and highlight their roles in targeting inflammatory pathways in gastrointestinal tract disorders, edema, cancer, metabolic and cardiovascular diseases and gut microbiota
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