The Relationship between Blood Pepsin Level, ABO Blood Group, and Secretor Status

1962 ◽  
Vol 56 (4) ◽  
pp. 564 ◽  
Author(s):  
JAMES C. NIEDERMAN
2021 ◽  
Vol 15 (1) ◽  
Author(s):  
S. Samra ◽  
M. Habeb ◽  
R. Nafae

Abstract Background A few people infected by the coronavirus become seriously ill, while others show little to no signs of the symptoms, or are asymptomatic. Recent researches are pointing to the fact that the ABO blood group might play an important role in a person’s susceptibility and severity of COVID-19 infection. Aim of the study: try to understand the relationship between ABO groups and COVID-19 (susceptibility and severity). Results A total of (507) patients were included in this study. The study population was divided based on the ABO blood group into types A+, A−, B+, AB, O+, and O−. Blood group A was associated with high susceptibility of infection: group A, 381 (75.1%); and less common in group O, 97 (19.2%), group B, 18 (3.5%), and group AB, 11 (2.2%). The severity of COVID-19 infection was common in non-blood group O where (20 (7.1%), 4 (26.7%), 2 (11%), and 1 (9%) in type A+, A−, B+, and AB, respectively), while in type O 3.1%. And mechanically ventilated patients were 22 (5.9%), 2 (13.4%), 2 (11.1%), and 1 (1%). Mortality was high in blood groups A and B, 16 (4.37%) and 1 (5.5%), respectively, while in blood group O, it was 1%. Conclusion The incidence, severity, and mortality of COVID-19 were common in non-blood group O. While blood group O was protected against COVID-19.


1993 ◽  
Vol 26 (3) ◽  
pp. 175-180 ◽  
Author(s):  
Philip J. Cooper ◽  
Angel Guevara E. ◽  
Ronald H. Guderian

Prevalence of infection with the intestinal helminths, Ascaris lumbricoides, Trichuris trichiura, Ancylostoma duodenale and Strongyloides stercoralis was examinedin 632 residents of communities in Esmeraldas province of Ecuador. These communities were divided into two groups according to area of habitation which reflected different socioeconomic circumstances. Attempts were made to correlate infection status with race and ABO blood group phenotype. The racial groups included blacks, Chachi amerindians, and mixed-race mestizos. Greater prevalences of infection were seen in the area oflower socioeconomic status. No racial or blood group associations with helminth infection were seen controlling for socioeconomic status.


1991 ◽  
Vol 106 (2) ◽  
pp. 221-229 ◽  
Author(s):  
A. Mentis ◽  
C. C. Blackwell ◽  
D. M. Weir ◽  
C. Spiliadis ◽  
A. Dailianas ◽  
...  

SUMMARYPatients (454) referred for gastroscopy to the General Hospital of Athens were examined to determine (1) if non-secretors were over-represented among patients with ulcers and (2) is there was an association with ABO blood group or secretor status and carriage ofHelicobacter pylori.Compared with the local population, among patients with either gastric ulcer (51) or duodenal ulcer (96) there was a significant increase in the proportion of those who were blood group O (P< 0·025); however, there were no significant differences in the proportions of non-secretors.H. pyloriwas identified in 62 % of the 454 patients: 59·5 % of those without evidence of ulcers; 62·5 % of those with gastric ulcer; 88% of those with duodenal ulcer (P< 0·0005). These bacteria were cultured more often and in higher numbers from patients with duodenal ulcer (P< 0·025). There was no association between ABO blood group and prevalence ofH. pylori. The prevalence ofH. pyloriamong non-secretors with gastric ulcer (12·5%) was significantly lower than that for non-secretors with duodenal ulcer (100%) (P< 0·0005). This was not observed for secretors.


1984 ◽  
Vol 37 (9) ◽  
pp. 1055-1058 ◽  
Author(s):  
I J Rosenstein ◽  
G R Hazlehurst ◽  
A K Burroughs ◽  
O Epstein ◽  
S Sherlock ◽  
...  

Author(s):  
Abhinav Srivastava ◽  
Sunil K. S. Bhadouriya ◽  
Omkar N. Sinha

<p class="abstract"><strong>Background:</strong> Atrophic rhinitis is very common in India. All etiological factors are yet unknown.  Many studies have been conducted to find the relationship between ABO blood group and various systemic diseases but limited number of studies has been conducted to determine the association of ABO blood group with atrophic rhinitis. The present study therefore was performed to see the association between atrophic rhinitis and ABO blood group.</p><p class="abstract"><strong>Methods:</strong> 100 patients of both genders clinically diagnosed with atrophic rhinitis were included in this study. Patients with nasal obstruction, nasal discharge and foul smelling from causes other than the atrophic rhinitis were excluded from the study.  </p><p class="abstract"><strong>Results:</strong> Maximum number of cases 27 (27%) were between 21-30 years of age. The most common presenting symptom in our study was foul smell from nose in 100 cases (100%). Foetors, crusts and roomy nasal cavity were seen in majority of cases. Commonest organism identified in this study was <em>Pseudomonas aeruginosa</em> 37% followed by <em>Klebsiella</em> (31%). Out of 100 patients, 42 patients belonged to group O, 40 patients belonged to group B, 14 patients belonged to group A and only 4 patients belonged to group AB. Control population with blood group B comprises the maximum number of cases followed by blood group O. Percentage of patients with blood group O is higher in atrophic rhinitis as compared with control and the percentage of patients with blood group B is slightly higher in atrophic rhinitis as compared with control.</p><p class="abstract"><strong>Conclusions:</strong> Our study concluded that no correlation exists between the ABO blood group and atrophic rhinitis.</p>


2018 ◽  
Vol 23 (1) ◽  
pp. 11-14
Author(s):  
Nazim Bozan ◽  
Ufuk Duzenli ◽  
Muzaffer Arı ◽  
Mahfuz Turan ◽  
Ahmet Faruk Kıroglu ◽  
...  

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