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Oral findings and its association with prenatal and perinatal factors in newborns
Perez-Aguirre, Brenda,Soto-Barreras, Uriel,Loyola-Rodriguez, Juan Pablo,Reyes-Macias, Juan Francisco,Santos-Diaz, Miguel Angel,Loyola-Leyva, Alejandra,Garcia-Cortes, Obed The Korean Pediatric Society 2018 Clinical and Experimental Pediatrics (CEP) Vol.61 No.9
Purpose: This study aimed to determine the frequency of abnormalities in the newborn oral cavity and to evaluate the association with prenatal and perinatal factors. Methods: This cross-sectional study evaluated 2,216 newborns. Oral findings were assessed in the first 24 hours of life using visual examination. Sex, weight, length, gestational age, and medical disorders at birth were recorded. Maternal demographic and medical information was also obtained. Results: The most common oral findings were Bohn's nodules, Epstein's pearls, and dental lamina cysts. Other intraoral findings included odontogenic cysts, ankyloglossia, and natal teeth, among others. In logistic regression analyses, folic acid consumption during pregnancy was significantly associated with Bohn's nodules (odds ratio [OR], 1.79; 95% confidence interval [CI], 1.23-2.55; P=0.002), Epstein's pearls (OR, 1.63; 95% CI, 1.14-2.33; P=0.007), and dental lamina cysts (OR, 1.45; 95% CI, 1.02-2.05; P=0.038). Moreover, preterm births were negatively associated with prevalence of Bohn's nodules (OR, 0.63; 95% CI, 0.50-0.80; $P{\leq}0.0001$). Comparison between newborns with and without oral inclusion cysts showed that maternal folic acid and iron intake were significantly different (P<0.05). Conclusion: Maternal folic acid and iron intake were associated with the prevalence of oral inclusion cysts.
Mexican Breast Cancer Research Output, 2003-2012
Perez-Santos, Jose Luis Martin,Anaya-Ruiz, Maricruz Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.10
The objetive of this study was to explore a bibliometric approach to quantitatively assess current research trends with regard to breast cancer in Mexico. Articles were analyzed by scientific output and research performances of individuals, institutes, and collaborative countries with Mexico. Data were retrieved from the Web of Science database from 2003 to 2012; this was searched using different terms related to breast cancer, including "breast cancer", "mammary ductal carcinoma" and "breast tumour". Data were then extracted from each file, transferred to Excel charts and visualised as diagrams. A total of 256 articles were retrieved. The institutions with the majority of publications were the National Autonomous University of Mexico (22.3%), the National Institute of Cancerology (21.9%), and Social Security Mexican Institute (20.3%); clinical observation studies were the dominant investigation type (64%), and the main types of research were metabolics (24.2%) and pathology (21.5%). This article demonstrates the usefulness of bibliometrics to address key evaluation questions and to establish priorities, define future areas of research, and develop breast cancer control strategies in Mexico.
Oral findings and its association with prenatal and perinatal factors in newborns
Brenda Perez-Aguirre,Uriel Soto-Barreras,Juan Pablo Loyola-Rodriguez,Juan Francisco Reyes-Macias,Miguel Angel Santos-Diaz,Alejandra Loyola-Leyva,Obed Garcia-Cortes 대한소아청소년과학회 2018 Clinical and Experimental Pediatrics (CEP) Vol.61 No.9
Purpose: This study aimed to determine the frequency of abnormalities in the newborn oral cavity and to evaluate the association with prenatal and perinatal factors. Methods: This cross-sectional study evaluated 2,216 newborns. Oral findings were assessed in the first 24 hours of life using visual examination. Sex, weight, length, gestational age, and medical disorders at birth were recorded. Maternal demographic and medical information was also obtained. Results: The most common oral findings were Bohn’s nodules, Epstein’s pearls, and dental lamina cysts. Other intraoral findings included odontogenic cysts, ankyloglossia, and natal teeth, among others. In logistic regression analyses, folic acid consumption during pregnancy was significantly associated with Bohn’s nodules (odds ratio [OR], 1.79; 95% confidence interval [CI], 1.23–2.55; P=0.002), Epstein’s pearls (OR, 1.63; 95% CI, 1.14–2.33; P=0.007), and dental lamina cysts (OR, 1.45; 95% CI, 1.02–2.05; P=0.038). Moreover, preterm births were negatively associated with prevalence of Bohn’s nodules (OR, 0.63; 95% CI, 0.50–0.80; P≤0.0001). Comparison between newborns with and without oral inclusion cysts showed that maternal folic acid and iron intake were significantly different (P<0.05). Conclusion: Maternal folic acid and iron intake were associated with the prevalence of oral inclusion cysts.
De Dios Perez, Juan,Santos, Florentino Garcia Department of Mathematics 2009 Kyungpook mathematical journal Vol.49 No.2
We classify real hypersurfaces in complex projective space whose structure Jacobi operator satisfies a certain cyclic condition.
Effect of Botulinum Toxin A on Proliferation and Apoptosis in the T47D Breast Cancer Cell Line
Bandala, Cindy,Perez-Santos, Jose Luis Martin,Lara-Padilla, Eleazar,Delgado Lopez, Ma. Guadalupe,Anaya-Ruiz, Maricruz Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.2
The present study was performed to assess the activity of the botulinum toxin A on breast cancer cells. The T47D cell line was exposed to diverse concentrations of the botulinum toxin A and cell viability and apoptosis were estimated using MTT and propidium iodine/annexin V methods, respectively. Botulinum toxin A exerted greater cytotoxic activity in T47D cells in comparison with MCF10A normal cells; this appeared to be via apoptotic processes caspase-3 and -7. In conclusion, botulinum toxin A induces caspase-3 and -7 dependent apoptotic processes in the T47D breast cancer cell line.
REAL HYPERSURFACES IN COMPLEX SPACE FORMS WITH ε-PARALLEL RICCI TENSOR AND STRUCTURE JACOBI OPERATOR
Ki, U-Hang,Perez Juan De Dios,Santos Florentino G.,Suh Young-Jin Korean Mathematical Society 2007 대한수학회지 Vol.44 No.2
We know that there are no real hypersurfaces with parallel Ricci tensor or parallel structure Jacobi operator in a nonflat complex space form (See [4], [6], [10] and [11]). In this paper we investigate real hypersurfaces M in a nonflat complex space form $M_n(c)$ under the condition that ${\nabla}_{\varepsilon}S=0\;and\;{\nabla}_{\varepsilon}R_{\varepsilon}=0,\;where\;S\;and\;R_{\varepsilon}$ respectively denote the Ricci tensor and the structure Jacobi operator of M in $M_n(c)$.
Innovation Status of Gene Therapy for Breast Cancer
Anaya-Ruiz, Maricruz,Perez-Santos, Martin Asian Pacific Journal of Cancer Prevention 2015 Asian Pacific journal of cancer prevention Vol.16 No.9
Background: To analyze multi-source data including publications and patents, and try to draw the whole landscape of the research and development community in the field of gene therapy for breast cancer. Materials and Methods: Publications and patents were collected from the Web of science and databases of the five major patent offices of the world, respectively. Bibliometric methodologies and technology are used to investigate publications/patents, their contents and relationships. Results: A total of 2,043 items published and 947 patents from 1994 to 2013 including "gene therapy for breast cancer" were retrieved. The top five countries in global publication share were USA, China, Germany, Japan and England. On the other hand, USA, Australia, England, South Korea and Japan were the main producers of patents. The universities and enterprises of USA had the highest amount of publication and patents. Adenovirus- and retrovirus-based gene therapies and small interfering RNA (siRNA) interference therapies were the main topics both in publications and patents. Conclusions: The above results show that global research in the field of gene therapy for breast cancer is increasing and the main participants in this field are USA and Canada in North America, China, Japan and South Korea in Asia, and England, Germany, and Italy in Europe. Also, this article demonstrates the usefulness of bibliometrics to address key evaluation questions and define future areas of research.
( Pilar Brito Zeron ),( Marta Perez De Lis Novo ),( Roberto Perez Alvarez ),( Jacobo Sellares ),( Soledad Retamozo ),( Xavier Bosch ),( Fernanda Hernandez ),( Josep Manel Santos ),( Antoni Siso Almira 대한내과학회 2014 대한내과학회 추계학술발표논문집 Vol.2014 No.1
Background: To analyse the infi uence of the epidemiological profi le in the disease expression of a large series of patients with sarcoidosis. Methods: Study cohort including 160 patients diagnosed with sarcoidosis in the last 10 years. The diagnosis of sarcoidosis was based on clinical criteria and imaging studies, together with the histopathological demonstration of non-necrotizing granulomas, and excluding other granulomatous diseases, mainly infectious (tuberculosis). Results: There were 106 women and 54 men, with a mean age at diagnosis of 46.87 years. The main clinical manifestations present at diagnosis were respiratory symptoms (40%), followed by general symptoms (31%), skin lesions (29%) and the incidental fi nding of imaging fi ndings in asymptomatic patients (18%). 37% of patients had adisease onset <40 years. This early onset of disease was reported mainly in males (44% vs 28%, p=0.027) and was associated with a higher frequency of general symptoms (42% vs 25%, p=0.023), erythema nodosum (29% vs 16%, p=0.041), uveitis (14% vs. 5%, p=0.05) and joint involvement (17% vs 5%, p=0.014), but with a lower frequency of interstitial lung disease (25% vs 42%, p=0.028) and splenic involvement (0% vs 7%, p=0.037). With respect to the differential presentation of the disease according to gender, women diagnosed with sarcoidosis had a higher mean age at diagnosis (48.8 vs 42.8 years, p=0.017), a higher frequency of skin involvement (35% vs 13%, p=0.003) and a lower frequency of pulmonary (34% vs 52%, p=0.022), hepatosplenic (2% vs 9%, p=0.044) and nervous system (3% vs 13%, p=0.032) involvements in comparison with males. Conclusions: An early disease onset (<40 years) was mainly associated with general and cutaneous involvement, while sarcoidosis in men affects more frequently vital organs.
Metastases of Melanoma to Head and Neck Mucosa: A Report of Short Series
Raphaela Silva Leandro Santos,Marília Ferreira Andrade,Fábio de Abreu Alves,Luiz Paulo Kowalski,Danyel Elias da Cruz Perez 대한이비인후과학회 2016 Clinical and Experimental Otorhinolaryngology Vol.9 No.1
Objectives. Metastasis of melanoma to the head and neck mucosa is a very unusual condition. The aim of this study was to report four cases of patients with metastatic melanoma in the head and neck mucosa treated at a single institution. Methods. Clinical data were obtained from the medical records. All cases were histologically reviewed to confirm the diagnosis, and immunohistochemical reactions were performed in the cases submitted to biopsy. Results. All patients were males and the mean age was 40.5 years old. The sites of the metastatic tumors were gingival mucosa, floor of the mouth, oropharynx, and larynx. Two tumors appeared as submucosal nodules with normal color; one lesion was a blackish nodular lesion, and one was shown to be an ulcerated lesion. The size of tumors ranged from 2.0 to 4.0 cm. All patients had developed systemic disease at time of diagnosis of metastatic tumor in the head and neck mucosa. Survival rates ranged from 2 to 19 months after the diagnosis of the metastatic mucosal melanoma in the head and neck region. Conclusion. Although rare, patients with melanoma must be closely and regularly followed up, with careful routine examination of head and neck, because metastatic tumors in this region seem to be part of a lethal widespread metastatic disease.