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Rosmarinus officinalis L. Essential Oil Inhibits In Vivo and In Vitro Leukocyte Migration
Gessilda Alcantara Nogueira de Melo,Renata Grespan,Jefferson Pitelli Fonseca,Thiago Oliveira Farinha,Expedito Leite Silva,Adriano Lopes Romero,Ciomar A. Bersani-Amado,Roberto Kenji Nakamura Cuman 한국식품영양과학회 2011 Journal of medicinal food Vol.14 No.9
Rosmarinus officinalis L. (Lamiaceae), popularly known as rosemary, is used for food flavoring and in folk medicine as an antispasmodic, analgesic, antirheumatic, diuretic, and antiepileptic agent. Few studies have shown the anti-inflammatory effects of rosemary essential oil (REO). This study evaluated the effects of REO on leukocyte migration through in vivo leukocyte migration and in vitro chemotaxis assay. REO was analyzed by using gas chromatography–mass spectometry, and the main components identified were camphor (27.59%), 1,8-cineole (15.74%), α-pinene (16.58%), and β-myrcene (10.02%). In rats, administration of REO reduced the number of leukocytes that rolled, adhered, and migrated to the scrotal chamber after carrageenan injection. All doses of REO tested significantly inhibited leukocyte chemotaxis induced by casein. The effects of REO on leukocyte migration highlight an important mechanism of the anti-inflammatory action of rosemary.
Intramammary sentinel lymph node with capsular extravasation in breast cancer
Paulo Roberto De Alcantara Fil,Carla Curi,Camila Souza Guatelli,Cynthia Aparecida B. de Toledo,Stephania Martins Bezerra,Fernando Augusto Soares,Fabiana Baroni Makdissi 대한외과학회 2017 Annals of Surgical Treatment and Research(ASRT) Vol.92 No.5
Sentinel lymph node biopsy has been developed as the standard of treatment in breast cancer. Status of axillary sentinel lymph node is known to be a significant prognostic factor. Nevertheless, involvement of an intramammary lymph node with metastasis in breast cancer is a rare radiological and clinical presentation, and with extracapsular extravasation even more uncommon. Historically, reported series of patients with intramammary lymph node diagnosed by final histological examination are small in number and clinical significance of metastasis is still unclear. Here, we report a case of conservative breast cancer surgery with 3 intramammary sentinel lymph nodes containing metastasis and extracapsular extravasation. After multidisciplinary consensus, the patient was surgically reapproached with mastectomy. Even though the 3 intramammary sentinel lymph nodes were positive for metastases, pathology examination did not reveal any signs of malignancy in the mastectomy specimen.
Anderson Junger Teodoro,Carolina de Oliveira Ramos Petra de Almeida,Raquel Martins Martinez,Vanessa Rosse de Souza,Thuane Passos Barbosa Lima,Bruna Almeida Nascimento,Gabriel de Alcantara Noblat,Giova 한국식품영양과학회 2024 Journal of medicinal food Vol.27 No.1
This study evaluates the effects of supplementation of murici (Byrsonima crassifolia) and tapereba´ (Spondiasmombin) pulp extracts on dietary intake, body composition, biochemical parameters, and markers of oxidative stress. Twoexperiments were conducted with a total of 80 healthy male Wistar rats and a 30-day supplementation. In the first experiment,animals were divided into control (C) group, murici group 50 mg/(kg$day) (50Mu), murici group 100 mg/(kg$day) (100Mu),and murici group 200 mg/(kg$day) (200Mu). In the second experiment, animals were divided into C group, tapereba´ group50 mg/(kg$day) (50Tap), tapereba´ group 100 mg/(kg$day) (100Tap), and tapereba´ group 200 mg/(kg$day) (200Tap). Resultsshowed lower feed intake in 50Mu, 100Mu, and 100Tap groups (13%, 12%, and 10%, respectively, P < .05) and lower bodyfat in 200Mu, 100Tap, and 200Tap groups (16.0%, 29.1%, and 27.1%, respectively, P < .05). Only the 100Tap group showedreduced adipose tissue content (30.4%; P < .05). Increased plasma antioxidant capacity was observed at all doses for bothfruits. Tapereba´ supplementation reduced ferrous oxidation–xylenol orange levels (50Tap: 8.4%, 100Tap: 16.1%, 200Tap:24.3%; P < .05) and increased thiol levels (50Tap: 39%, 100Tap: 31%; P < .05). Serum thiobarbituric acid reactive substanceslevels were reduced in all groups receiving tapereba´ (50Tap: 77.7%, 100Tap: 73.1%, 200Tap: 73.8%; P < .05) and murici(50Mu: 44.5%, 100Mu: 34%, 200Mu: 43%; P < .05). Therefore, it is suggested that the inclusion of these fruits in the diet cancontribute to health maintenance and disease prevention, through their effects on controlling food intake, improving bodycomposition, and in combating oxidative stress.
Nunes, Willy James Porto,Vieira, Aline Lisboa,de Abreu Guimaraes, Leticia Drumond,de Alcantara, Carlos Eduardo Pinto,Verner, Francielle Silvestre,de Carvalho, Matheus Furtado Korean Academy of Oral and Maxillofacial Radiology 2021 Imaging Science in Dentistry Vol.51 No.1
Purpose: The purpose of this study was to analyze the reliability of 7 panoramic radiographic signs for predicting proximity of the root apices of mandibular third molars to the mandibular canal using cone-beam computed tomography and to correlate these findings with the Pell and Gregory and the Winter classification systems. Materials and Methods: An observational, cross-sectional, descriptive study was conducted on 74 patients with bilateral impacted mandibular third molars. Four panoramic radiographic signs were observed in the tooth root (darkening, deflection, and narrowing of the root apices, and bifid apices), and another 3 in the mandibular canal (diversion, narrowing, and interruption of the mandibular canal). Cone-beam computed tomography images were analyzed to identify disruption and diversion of the mandibular canal and root deflection. Results: Binary logistic regression showed that only 4 of the 7 panoramic radiographic signs were able to predict proximity of the root apices of the mandibular third molars to the mandibular canal: darkening of the root, deflection of the root, narrowing of the root, and interruption of the mandibular canal(P<0.05). Conclusion: Darkening, deflection, and narrowing of the root, in tandem with the interruption of the mandibular canal on panoramic radiographs, indicate that cone-beam computed tomography should be performed when planning the extraction of impacted mandibular third molars. Proximity between mandibular third molars and the mandibular canal is correlated with the Winter classification.
da Silva, Livia Maria Alves Valentim,Cintra, Luciano Tavares Angelo,de Oliveira Gallinari, Marjorie,Benetti, Francine,Rahal, Vanessa,Ervolino, Edilson,de Alcantara, Sibele,Briso, Andre Luiz Fraga The Korean Academy of Conservative Dentistry 2020 Restorative Dentistry & Endodontics Vol.45 No.1
Objectives: To minimize the tooth sensitivity caused by in-office bleaching, many dentists use non-steroidal anti-inflammatory drugs and topical desensitizing gels containing potassium nitrate and sodium fluoride. This study aimed to evaluate the influence of these substances on inflammation and the expression of substance P and calcitonin gene-related peptide in pulp nerve fibers. Materials and Methods: Seventy-two rats were divided into 6 groups as follows: GI, control; GII, only dental bleaching; GIII, only ibuprofen; GIV, ibuprofen administered 30 minutes before and after the bleaching treatment and every 12 hours until the analysis; GV, only topical application of a desensitizing agent; and GVI, topical application of a desensitizing agent before dental bleaching. Placebo gel was applied to the upper left jaw and the bleaching agent was applied to the upper right jaw in all groups. Subsequently, the groups were divided into 3 subgroups based on the time of analysis: 0, 24, and 48 hours after bleaching (n = 8). The rats were euthanized and the maxillae were processed and evaluated by histopathological and immunohistochemical analyses. The data were analyzed using the Kruskal-Wallis test, followed by the Dunn test (p < 0.05). Results: In the bleaching groups, the inflammatory process and expression of neuropeptides decreased over time. The animals in which a desensitizing agent was applied showed better results within 24 hours. Conclusions: The use of a desensitizing agent had positive effects on inflammation and pain-related neuropeptide expression, minimizing the painful effects of dental bleaching treatment.
Nutritional efficiency of feed restricted F1 Holstein/Zebu cows during the middle third of lactation
Santana, Pedro Felipe,Junior, Vicente Ribeiro Rocha,Ruas, Jose Reinaldo Mendes,Moncao, Flavio Pinto,Borges, Luana Alcantara,Sousa, Thais Eleonora Santos,Silva, Fredson Vieira e,Rabelo, Walber de Olive Asian Australasian Association of Animal Productio 2020 Animal Bioscience Vol.33 No.2
Objective: The objective of this study was to evaluate the effects of different levels of quantitative feed restriction on nutrient intake and digestibility, nitrogen balance, efficiency and feeding behavior, and productive performance in F1 Holstein/Zebu cows during the middle third of their lactation. Methods: Sixty F1 Holstein/Zebu cows with 111.5±11.75 days of lactation and an initial body weight (BW) of 499±30 kg (mean±standard error of the mean) were used. The experimental design was completely randomized with the following diet levels of feed restriction: 3.39%, 2.75%, 2.50%, 2.25%, and 2.00% of BW, with 12 replications for each level. The experiment lasted for 63 days, of which each period lasted 21 days with the first 16 days for diet adaptation followed by 5 days for collection of data and samples. Results: For each 1% of BW diet restriction, there was a decrease in dry matter intake of 5.26 kg/d (p<0.01). There was no difference in daily milk production (p = 0.09) under the restriction levels of 3.39% to 2.0% of BW. When corrected for 3.5% fat, milk production declined (p = 0.05) 3.46 kg/d for each percentage unit of feed restriction. Conclusion: Restricting the feed supply for F1 Holstein/Zebu cows in the middle third of their lactation period altered nutrient intake, nitrogen balance and ingestive behavior but did not affect milk production or feed efficiency. However, considering the observed BW loss and decrease in milk production corrected for 3.5% fat, restriction of no less than 2.5% BW is recommended.