Soil Analysis of Contaminated Soil from Riyadh City, Saudi Arabia and Influence of Aluminium and Cobalt Ions on the Growth of Fungi Isolated

2007 ◽  
Vol 7 (3) ◽  
pp. 549-553 ◽  
Author(s):  
Al-Kadeeb A. Siham
2021 ◽  
Vol 14 (1) ◽  
Author(s):  
Reema M. Alhussein ◽  
Mansoor M. Albarrak ◽  
Abdulaziz A. Alrabiah ◽  
Nawfal A. Aljerian ◽  
Hashim M. Bin Salleeh ◽  
...  

Abstract Background Most sudden cardiac arrests occur at home, with low rates of bystander cardiopulmonary resuscitation being performed. We aimed to assess knowledge of cardiopulmonary resuscitation among individuals in Riyadh City, Saudi Arabia, who are not involved in health care. Methods A community-based cross-sectional study was conducted between January and February 2020 in 4 different areas in Riyadh City: North, South, East, and West. The participants were surveyed using a validated self-administered questionnaire. The Statistical Package for Social Sciences version 25.0 was used for inferential statistics and binary logistic regression analysis. Results A total of 856 participants completed the questionnaire, 51.8% were unaware of cardiopulmonary resuscitation. Only 4.4% of the participants had attended a formal cardiopulmonary resuscitation training course, 5.1% were campaign attendees, and 38.7% acquired their experience through the media. Having a higher level of education was positively associated with having knowledge of cardiopulmonary resuscitation. The main concern among attendees of cardiopulmonary resuscitation training courses and campaigns was legal issues, whereas inadequate knowledge was the major barrier for those who had learned about cardiopulmonary resuscitation through the media. Conclusion The level of knowledge of cardiopulmonary resuscitation among non-health care individuals in Riyadh City was found to be insufficient. Therefore, coordinated efforts among different authorities should be considered to implement a structured strategy aiming to increase awareness and knowledge of cardiopulmonary resuscitation among non-health care individuals.


2021 ◽  
Vol 36 (3) ◽  
Author(s):  
Ahmed K. Abd El-Aal ◽  
Mohamed K. Salah ◽  
Mohammad Khalid Ansari ◽  
Mashud Ahmad ◽  
Trilok Nath Singh

2018 ◽  
Vol 12 (1) ◽  
pp. 8-13 ◽  
Author(s):  
Afra H Elrashid ◽  
Rawan K Al-Kadi ◽  
Mohammad A Baseer ◽  
Ghousia S Rahman ◽  
Abdulrahman D Alsaffan ◽  
...  

PLoS ONE ◽  
2021 ◽  
Vol 16 (4) ◽  
pp. e0249496
Author(s):  
Saad M. Alzahrani

This study was conducted to determine the susceptibility and resistance of some house fly strains of Musca domestica L. to the insect growth regulator insecticides triflumuron and pyriproxyfen in some locations in Riyadh city. Field-collected strains of M. domestica L. from five sites in Riyadh city that represented five slaughterhouse sites where flies spread significantly were tested against triflumuron and pyriproxyfen. Triflumuron LC50 values for the five collected strains ranged from 2.6 to 5.5 ppm, and the resistance factors (RFs) ranged from 13-fold to 27-fold that of the susceptible laboratory strain. Pyriproxyfen LC50 values for the field strains ranged from 0.9 to 1.8 ppm with RFs of 3-fold to 5-fold. These results indicate that pyriproxyfen is an effective insecticide to control house flies and should be used in rotation with other insecticides in the control programs applied by Riyadh municipality.


2017 ◽  
Vol 1 (1) ◽  
pp. 1-3
Author(s):  
Eida Shahin ◽  
Khawla Al Dubaikhi ◽  
Najd Al Eissa ◽  
Latifa Al Olah ◽  
Abdulrahman Al Saffan ◽  
...  

2019 ◽  
Vol 35 (6) ◽  
Author(s):  
Fatmah Said Abdullah Al Qahtany

G6PD deficiency is associated with erythrocyte deficiency in the X-chromosome enzyme. It causes a hematologic syndrome called hemolytic anemia that connects G6PD deficiency with X-linked condition. In the Middle East, including Saudi Arabia, G6PD deficiency is the most dominant genetic blood disorders. It results in higher rates of mortality and morbidity due to its incurable long-lasting nature and prevalence of physical and psychological incapacities. In this study, an attempt was made to evaluate the prevalence of G6PD deficiency among the Saudi population in Riyadh city. A cross-sectional retrospective study was conducted at King Saud University Medical City in Riyadh, Saudi Arabia. The population of the study comprised randomly chosen males and females who visited the hospital from January 2017 to January 2018. Statistical analyses were performed using SPSS, and descriptive analysis was used to find the frequency of G6PD-deficient patients. Out of the 209 patients, 62.2% were males (n=130) and 37.8% were females (n=79). Twenty males and 6 females were found to have G6PD deficiency, with the male to female ratio being 1:3. Out of the total 130 male participants, 20 patients were found to be enzyme deficient and 6 patients of 79 female patients were found to be G6PD deficient. There were 38.4% (n=10) patients with G6PD level <4 units/gram hemoglobin, 26.9% (n=7) patients had G6PD levels of 4.1–7.0 units/gram hemoglobin, and 34.6% (n=9) patients had >7 units/gram hemoglobin. Among the G6PD patients, 23.07% patients were severely anemic, and 5 (19.2%) patients were reported to have high bilirubin. The present study revealed the G6PD prevalence to be 12.4% among the Saudi population; this value is significantly higher than that found in France, Spain, India, and Singapore. In the Saudi population, males are more vulnerable to G6PD-deficient than females. Hence, attention should be paid to G6PD-deficient patients while prescribing antimalarial medication. Such patients may be advised to avoid certain foods to minimize the risk of having hemolytic episodes.


2018 ◽  
Vol 6 (7) ◽  
pp. 1296-1299 ◽  
Author(s):  
Fahad M. Albakri ◽  
Navin Ingle ◽  
Mansour K. Assery

BACKGROUND: Malocclusion is defined as irregularity of the teeth or a molar relationship between the dental arches beyond the range of what is accepted as normal.AIM: To determine the prevalence of malocclusion among male school children aged 12-15 years old in Riyadh, Saudi Arabia.MATERIALS AND METHODS: Five hundred (500) school children in Riyadh city, Saudi Arabia with an age of 12-15 years participated in this study. The prevalence of malocclusion among the students was determined using a clinical examination form specially prepared for this study. The required information was collected from each subject, and descriptive statistics were performed.RESULTS: The Molar Class I relation involved the highest percentage of the sample (71.2%) while Class II relation involved only 23% which was four times of Class III (5.8%). The maxillary arch crowding was present in 23.2% of the sample which was double than that of spacing. Whereas, the mandibular arch crowding was present in 28% of the sample which was three times more than spacing (8.8%). The open bite was present in 4% of the sample while deep bite was present in 9.6%.CONCLUSION: The prevalence of malocclusion involved the highest percentage in Class I in comparison with other malocclusions.


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