omentum

Summary

Summary: A double-layered fold of peritoneum that attaches the STOMACH to other organs in the ABDOMINAL CAVITY.

Top Publications

  1. Geminiani M, Panetta A, Pajetta V, Bacci F, Negri L, Maccaferri R, et al. Endodermal sinus tumor of the omentum: case report. Tumori. 2005;91:563-6 pubmed
    We report a case of primary endodermal sinus tumor of the omentum in a 46-year-old woman. The patient had been referred to our hospital for pain in the right abdomen. CT scan revealed a right-sided abdominal mass...
  2. Lee B, Kim K, Soh K. Visualizing the network of Bonghan ducts in the omentum and peritoneum by using Trypan blue. J Acupunct Meridian Stud. 2009;2:66-70 pubmed publisher
    ..In addition, tracing BHDs in adipose tissues became possible because Trypan blue does not stain adipose tissue...
  3. Rajesh R, Heo G, Park M, Nam J, Kim N, Yoon D, et al. Proteomic analysis of bovine omental, subcutaneous and intramuscular preadipocytes during in vitro adipogenic differentiation. Comp Biochem Physiol Part D Genomics Proteomics. 2010;5:234-44 pubmed publisher
    ..Further, all the up-regulated proteins were found to have higher protein expression in omental than subcutaneous or intramuscular depots...
  4. Divoux A, Tordjman J, Lacasa D, Veyrie N, Hugol D, Aissat A, et al. Fibrosis in human adipose tissue: composition, distribution, and link with lipid metabolism and fat mass loss. Diabetes. 2010;59:2817-25 pubmed publisher
    ..We investigated the composition of subcutaneous (scWAT) and omental WAT (oWAT) fibrosis in obesity and its relationship with metabolic alterations and surgery-induced weight loss...
  5. Kim T, Kim D, Jung K, Hong Y, Kim S, Park J, et al. The role of omental flap transposition in patients with locoregional recurrent rectal cancer treated with reirradiation. J Surg Oncol. 2010;102:789-95 pubmed publisher
  6. Saito R, Ishii Y, Ito R, Nagatsuma K, Tanaka K, Saito M, et al. Transplantation of liver organoids in the omentum and kidney. Artif Organs. 2011;35:80-3 pubmed publisher
    ..consisting of three cocultured cells was transplanted under the kidney capsule (kidney group) or into the omentum (omentum group) using BALB/c nude mice. Transplanted liver organoids survived in the kidney or omentum...
  7. Kovsan J, Bluher M, Tarnovscki T, Kloting N, Kirshtein B, Madar L, et al. Altered autophagy in human adipose tissues in obesity. J Clin Endocrinol Metab. 2011;96:E268-77 pubmed publisher
    ..Autophagy is a housekeeping mechanism, involved in metabolic regulation and stress response, shown recently to regulate lipid droplets biogenesis/breakdown and adipose tissue phenotype...
  8. Yildirim A, Aktas A, Nergiz Y, Akkus M. Analysis of human omentum-associated lymphoid tissue components with S-100: an immunohistochemical study. Rom J Morphol Embryol. 2010;51:759-64 pubmed
    Milky spots are opaque patches in the greater omentum. They were first described by von Recklinghausen (1863) in the omentum of rabbits. In man, milky spots are relatively uniform, highly vascularized accumulations of mononuclear cells...
  9. Wahba R, Kleinert R, Prenzel K, Bangard C, Holscher A, Stippel D. Laparoscopic deroofing of nonparasitic liver cysts with or without greater omentum flap. Surg Laparosc Endosc Percutan Tech. 2011;21:54-8 pubmed publisher
    ..The operation is performed with or without a greater omentum flap sutured into the former cyst cavity...
  10. Kriz J, Vilk G, Mazzuca D, Toleikis P, Foster P, White D. A novel technique for the transplantation of pancreatic islets within a vascularized device into the greater omentum to achieve insulin independence. Am J Surg. 2012;203:793-7 pubmed publisher
    The greater omentum with its vascularization and blood flow has been considered as a location for islet transplantation; however, there is a need to provide a controlled and protected site for the islets within the omentum that would be ..

Detail Information

Publications115 found, 100 shown here

  1. Geminiani M, Panetta A, Pajetta V, Bacci F, Negri L, Maccaferri R, et al. Endodermal sinus tumor of the omentum: case report. Tumori. 2005;91:563-6 pubmed
    We report a case of primary endodermal sinus tumor of the omentum in a 46-year-old woman. The patient had been referred to our hospital for pain in the right abdomen. CT scan revealed a right-sided abdominal mass...
  2. Lee B, Kim K, Soh K. Visualizing the network of Bonghan ducts in the omentum and peritoneum by using Trypan blue. J Acupunct Meridian Stud. 2009;2:66-70 pubmed publisher
    ..In addition, tracing BHDs in adipose tissues became possible because Trypan blue does not stain adipose tissue...
  3. Rajesh R, Heo G, Park M, Nam J, Kim N, Yoon D, et al. Proteomic analysis of bovine omental, subcutaneous and intramuscular preadipocytes during in vitro adipogenic differentiation. Comp Biochem Physiol Part D Genomics Proteomics. 2010;5:234-44 pubmed publisher
    ..Further, all the up-regulated proteins were found to have higher protein expression in omental than subcutaneous or intramuscular depots...
  4. Divoux A, Tordjman J, Lacasa D, Veyrie N, Hugol D, Aissat A, et al. Fibrosis in human adipose tissue: composition, distribution, and link with lipid metabolism and fat mass loss. Diabetes. 2010;59:2817-25 pubmed publisher
    ..We investigated the composition of subcutaneous (scWAT) and omental WAT (oWAT) fibrosis in obesity and its relationship with metabolic alterations and surgery-induced weight loss...
  5. Kim T, Kim D, Jung K, Hong Y, Kim S, Park J, et al. The role of omental flap transposition in patients with locoregional recurrent rectal cancer treated with reirradiation. J Surg Oncol. 2010;102:789-95 pubmed publisher
  6. Saito R, Ishii Y, Ito R, Nagatsuma K, Tanaka K, Saito M, et al. Transplantation of liver organoids in the omentum and kidney. Artif Organs. 2011;35:80-3 pubmed publisher
    ..consisting of three cocultured cells was transplanted under the kidney capsule (kidney group) or into the omentum (omentum group) using BALB/c nude mice. Transplanted liver organoids survived in the kidney or omentum...
  7. Kovsan J, Bluher M, Tarnovscki T, Kloting N, Kirshtein B, Madar L, et al. Altered autophagy in human adipose tissues in obesity. J Clin Endocrinol Metab. 2011;96:E268-77 pubmed publisher
    ..Autophagy is a housekeeping mechanism, involved in metabolic regulation and stress response, shown recently to regulate lipid droplets biogenesis/breakdown and adipose tissue phenotype...
  8. Yildirim A, Aktas A, Nergiz Y, Akkus M. Analysis of human omentum-associated lymphoid tissue components with S-100: an immunohistochemical study. Rom J Morphol Embryol. 2010;51:759-64 pubmed
    Milky spots are opaque patches in the greater omentum. They were first described by von Recklinghausen (1863) in the omentum of rabbits. In man, milky spots are relatively uniform, highly vascularized accumulations of mononuclear cells...
  9. Wahba R, Kleinert R, Prenzel K, Bangard C, Holscher A, Stippel D. Laparoscopic deroofing of nonparasitic liver cysts with or without greater omentum flap. Surg Laparosc Endosc Percutan Tech. 2011;21:54-8 pubmed publisher
    ..The operation is performed with or without a greater omentum flap sutured into the former cyst cavity...
  10. Kriz J, Vilk G, Mazzuca D, Toleikis P, Foster P, White D. A novel technique for the transplantation of pancreatic islets within a vascularized device into the greater omentum to achieve insulin independence. Am J Surg. 2012;203:793-7 pubmed publisher
    The greater omentum with its vascularization and blood flow has been considered as a location for islet transplantation; however, there is a need to provide a controlled and protected site for the islets within the omentum that would be ..
  11. Shudo Y, Miyagawa S, Fukushima S, Saito A, Shimizu T, Okano T, et al. Novel regenerative therapy using cell-sheet covered with omentum flap delivers a huge number of cells in a porcine myocardial infarction model. J Thorac Cardiovasc Surg. 2011;142:1188-96 pubmed publisher
    ..We developed a new implantation method using skeletal myoblast (SMB) sheets, wrapped with an omentum flap as a blood supply to deliver huge numbers of SMBs to the damaged heart...
  12. Cai J, Tang H, Xu L, Wang X, Yang C, Ruan S, et al. Fibroblasts in omentum activated by tumor cells promote ovarian cancer growth, adhesion and invasiveness. Carcinogenesis. 2012;33:20-9 pubmed publisher
    b>Omentum metastasis is a common occurrence in epithelial ovarian cancer (EOC), which is often accompanied by ascites that facilitates the spread of EOC cells...
  13. Bigham Sadegh A, Mirshokraei P, Karimi I, Oryan A, Aparviz A, Shafiei Sarvestani Z. Effects of adipose tissue stem cell concurrent with greater omentum on experimental long-bone healing in dog. Connect Tissue Res. 2012;53:334-42 pubmed publisher
    ..In this study, the role of greater omentum as a scaffold incorporation of ASCs was evaluated in long-bone defect healing in dog model...
  14. Cho H, Kim S, Lee S, Moon S, Park J. Pseudotumor of the omentum associated with migration of the ingested crab-leg. J Korean Med Sci. 2012;27:569-71 pubmed publisher
    ..The patient underwent an antrectomy, a vagotomay, and a transverse colon wedge resection. We present this unusual case of a pseudotumorous lesion caused by ingestion of Kanjang-gaejang...
  15. Dhanasekaran M, Indumathi S, Rajkumar J, Sudarsanam D. Effect of high glucose on extensive culturing of mesenchymal stem cells derived from subcutaneous fat, omentum fat and bone marrow. Cell Biochem Funct. 2013;31:20-9 pubmed publisher
    ..Thus, this study focuses on the effect of high glucose on mesenchymal stem cells derived from subcutaneous fat, omentum fat and bone marrow in extensive cultures...
  16. Porzionato A, Sfriso M, Macchi V, Rambaldo A, Lago G, Lancerotto L, et al. Decellularized omentum as novel biologic scaffold for reconstructive surgery and regenerative medicine. Eur J Histochem. 2013;57:e4 pubmed publisher
    ..work is to evaluate the possibility of obtaining homologous acellular scaffolds from decellularization of the omentum, which is known to have a complex vascular network...
  17. Bigham Sadegh A, Karimi I, Alebouye M, Shafie Sarvestani Z, Oryan A. Evaluation of bone healing in canine tibial defects filled with cortical autograft, commercial-DBM, calf fetal DBM, omentum and omentum-calf fetal DBM. J Vet Sci. 2013;14:337-43 pubmed
    ..was conducted to compare the effects of xenogenic bovine fetal demineralized bone matrix (DBM), commercial DBM, omentum, omentum-calf fetal DBM, cortical autograft and xenogenic cartilage powder on the healing of tibial defects in a ..
  18. Herrera M, Pantoja J, Velazquez Fernandez D, Cabiedes J, Aguilar Salinas C, García García E, et al. Potential additional effect of omentectomy on metabolic syndrome, acute-phase reactants, and inflammatory mediators in grade III obese patients undergoing laparoscopic Roux-en-Y gastric bypass: a randomized trial. Diabetes Care. 2010;33:1413-8 pubmed publisher
  19. Turcot V, Bouchard L, Faucher G, Tchernof A, Deshaies Y, Perusse L, et al. DPP4 gene DNA methylation in the omentum is associated with its gene expression and plasma lipid profile in severe obesity. Obesity (Silver Spring). 2011;19:388-95 pubmed publisher
  20. Dorn J, Harbeck N, Kates R, Gkazepis A, Scorilas A, Soosaipillai A, et al. Impact of expression differences of kallikrein-related peptidases and of uPA and PAI-1 between primary tumor and omentum metastasis in advanced ovarian cancer. Ann Oncol. 2011;22:877-83 pubmed publisher
    ..The changes in levels of these factors from primary tumor to omentum metastasis ('level differentials') could thus be associated with metastastic processes.
  21. Pancholi N, Patel J, Gudehithlu K, Kraus M, Dunea G, Arruda J, et al. Culture of omentum-induced regenerating liver yielded hepatocyte-committed stem cells. Transl Res. 2010;156:358-68 pubmed publisher
    Earlier we showed that when omentum, activated by inert particles, is allowed to fuse to a wedge cut in the liver, it induces stem cell proliferation in the liver resulting in massive liver regeneration...
  22. Danner B, Zenker D, Didilis V, Grossmann M, Stojanovic T, Seipelt R, et al. Transposition of greater omentum in deep sternal wound infection caused by methicillin-resistant Staphylococci, with differing clinical course for MRSA and MRSE. Thorac Cardiovasc Surg. 2011;59:21-4 pubmed publisher
    ..Methicillin-resistant Staphylococcus aureus (MRSA) and Staphylococcus epidermidis (MRSE) are an increasing problem in deep sternal wound infections (DSWI) after cardiac surgery...
  23. Mohammadi R, Azizi S, Delirezh N, Hobbenaghi R, Amini K. Comparison of beneficial effects of undifferentiated cultured bone marrow stromal cells and omental adipose-derived nucleated cell fractions on sciatic nerve regeneration. Muscle Nerve. 2011;43:157-63 pubmed publisher
    ..This approach is clinically translatable toward new methods for enhanced peripheral nerve repair without the limitations of BMSC...
  24. Chandra A, Srivastava R, Kashyap M, Kumar R, Srivastava R, Pant A. The anti-inflammatory and antibacterial basis of human omental defense: selective expression of cytokines and antimicrobial peptides. PLoS ONE. 2011;6:e20446 pubmed publisher
    The wound healing properties of the human omentum are well known and have extensively been exploited clinically. However, the underlying mechanisms of these effects are not well understood...
  25. Giridhar P, Funk H, Gallo C, Porollo A, Mercer C, Plas D, et al. Interleukin-6 receptor enhances early colonization of the murine omentum by upregulation of a mannose family receptor, LY75, in ovarian tumor cells. Clin Exp Metastasis. 2011;28:887-97 pubmed publisher
    One of the earliest metastatic events in human ovarian cancer, tumor spread to the omentum, may be influenced by expression of interleukin 6 (IL6) and its cognate receptor (IL6R?)...
  26. Hlebowicz J, Hansson J, Lindstedt S. Microvascular blood flow response in the intestinal wall and the omentum during negative wound pressure therapy of the open abdomen. Int J Colorectal Dis. 2012;27:397-403 pubmed publisher
    ..However, the method has occasionally been associated with increased development of intestinal fistulae. The present study measures microvascular blood flow in the intestinal wall and the omentum before and during NPWT.
  27. Mimatsu K, Oida T, Kano H, Kawasaki A, Fukino N, Kida K, et al. Protection of major vessels and pancreaticogastrostomy using the falciform ligament and greater omentum for preventing pancreatic fistula in soft pancreatic texture after pancreaticoduodenectomy. Hepatogastroenterology. 2011;58:1782-6 pubmed publisher
    ..The aim of this study was to describe an operative technique to protect the vessels and anastomotic site by wrapping them with the falciform ligament and the greater omentum.
  28. Tani M, Kawai M, Hirono S, Hatori T, Imaizumi T, Nakao A, et al. Use of omentum or falciform ligament does not decrease complications after pancreaticoduodenectomy: nationwide survey of the Japanese Society of Pancreatic Surgery. Surgery. 2012;151:183-91 pubmed publisher
    Wrapping is thought to prevent pancreatic fistula and postoperative hemorrhage for pancreaticoduodenectomy (PD), and we analyzed whether omentum/falciform ligament wrapping decreases postoperative complications after PD.
  29. De Brabandere K, Jacobs Tulleneers Thevissen D, Czapla J, La Meir M, Delvaux G, Wellens F. Negative-pressure wound therapy and laparoscopic omentoplasty for deep sternal wound infections after median sternotomy. Tex Heart Inst J. 2012;39:367-71 pubmed
    ..broad-spectrum antibiotics, negative-pressure wound therapy, omentoplasty with laparoscopically harvested omentum, and the use of bilateral pectoral muscle advancement flaps...
  30. Nayak S. Abnormal peritoneal fold connecting the greater omentum with the liver, gallbladder, right kidney and lesser omentum. Bratisl Lek Listy. 2009;110:736-7 pubmed
    ..presents an observation of an abnormal fold of peritoneum that extended from the upper right part of the greater omentum and stomach to the fossa for gallbladder...
  31. De Siena R, Balducci L, Blasi A, Montanaro M, Saldarelli M, Saponaro V, et al. Omentum-derived stromal cells improve myocardial regeneration in pig post-infarcted heart through a potent paracrine mechanism. Exp Cell Res. 2010;316:1804-15 pubmed publisher
    ..b>Omentum is an extremely rich source of visceral fat and its accumulation seems to correlate with cardiovascular diseases...
  32. Uzunkoy A, Ozbilge H, Horoz M. The influence of omentectomy on bacterial clearance: an experimental study. Ulus Travma Acil Cerrahi Derg. 2009;15:541-5 pubmed
    ..05/4). Blood culture positivity was significantly higher in Group 2 than the others (both, p < 0.05). The omentum has an important role in the host peritoneal defense system...
  33. Pérez Navarro J, Flores Cardoza A, Anaya Prado R, González Izquierdo J, Ramirez Barba E. [Angiofibrolipoma of the greater omentum: case report and literature review]. Cir Cir. 2009;77:229-32 pubmed
    Primary solid tumors of the greater omentum are extremely rare. Lipomas, leiomyomas, fibromas, and neurofibromas have been described as benign tumors of the greater omentum, but angiofibrolipomas have not...
  34. Ghazi B, Carlson G, Losken A. Use of the greater omentum for reconstruction of infected sternotomy wounds: a prognostic indicator. Ann Plast Surg. 2008;60:169-73 pubmed publisher
    Use of the omentum for poststernotomy mediastinitis is typically viewed as a last resort. Formal debridement and muscle flap coverage is sufficient most of the time; however, there are situations when the omental flap is more appropriate...
  35. Bedford P, Todorovic V, Westcott E, Windsor A, English N, Al Hassi H, et al. Adipose tissue of human omentum is a major source of dendritic cells, which lose MHC Class II and stimulatory function in Crohn's disease. J Leukoc Biol. 2006;80:546-54 pubmed
    ..Increased numbers of CD45+ cells from omentum of Crohn's patients (4.50+/-1...
  36. Coulier B. 64-row MDCT review of anatomic features and variations of the normal greater omentum. Surg Radiol Anat. 2009;31:489-500 pubmed publisher
    There are only few basic papers treating of the imaging features and anatomic variations of the normal greater omentum (GO)...
  37. Lottati M, Kolka C, Stefanovski D, Kirkman E, Bergman R. Greater omentectomy improves insulin sensitivity in nonobese dogs. Obesity (Silver Spring). 2009;17:674-80 pubmed publisher
    ..Here, we examine the effects of the surgical removal of the greater omentum and its occupying visceral fat, an omentectomy (OM), on insulin sensitivity (S(I)) and beta-cell function in ..
  38. Hultman C, Sherrill M, Halvorson E, Lee C, Boggess J, Meyers M, et al. Utility of the omentum in pelvic floor reconstruction following resection of anorectal malignancy: patient selection, technical caveats, and clinical outcomes. Ann Plast Surg. 2010;64:559-62 pubmed publisher
    This study assesses the usefulness of the omentum in the reconstruction of complex perineal defects, following abdominoperineal resection or pelvic exenteration, for anorectal malignancy...
  39. Ioannidis O, Cheva A, Kakoutis E, Rafail S, Kotronis A, Chatzopoulos S, et al. Primary myeloid sarcoma of the jejunum and greater omentum causing small intestine obstruction. Acta Gastroenterol Belg. 2009;72:369-72 pubmed
    ..The diagnosis depends on histological features and immunohistochemical results. We present a rare case of myeloid sarcoma, with synchronous involvement of the jejunum and the greater omentum, manifesting with small bowel obstruction.
  40. Dallal R, Bailey L. Omental infarction: a cause of acute abdominal pain after antecolic gastric bypass. Surg Obes Relat Dis. 2006;2:451-4 pubmed
    ..Omental infarction should be part of the differential diagnosis, including anastomotic leak, in patients who develop abdominal pain 3-4 days after LGB. ..
  41. Yamamoto T, Hirohashi K, Iwasaki H, Kubo S, Tanaka Y, Yamasaki K, et al. Pseudotumor of the omentum with a fishbone nucleus. J Gastroenterol Hepatol. 2007;22:597-600 pubmed
    ..A large solitary omental pseudotumor is rare, and the clinical course in this case was atypical compared with the usual course of intestinal perforation by a foreign body and formation of an intra-abdominal granuloma. ..
  42. Athanassiadi K, Theakos N, Benakis G, Kakaris S, Skottis I. Omental transposition: the final solution for major sternal wound infection. Asian Cardiovasc Thorac Ann. 2007;15:200-3 pubmed
    ..Radical debridement along with omental flap transposition provides definitive control of the infection in cases of failure of other semi-conservative or surgical interventions. Prognosis depends on the general condition of the patient...
  43. Catalan V, Gomez Ambrosi J, Rotellar F, Silva C, Rodriguez A, Salvador J, et al. Validation of endogenous control genes in human adipose tissue: relevance to obesity and obesity-associated type 2 diabetes mellitus. Horm Metab Res. 2007;39:495-500 pubmed
  44. Fain J, Nesbit A, Sudlow F, Cheema P, Peeples J, Madan A, et al. Release in vitro of adipsin, vascular cell adhesion molecule 1, angiotensin 1-converting enzyme, and soluble tumor necrosis factor receptor 2 by human omental adipose tissue as well as by the nonfat cells and adipocytes. Metabolism. 2007;56:1583-90 pubmed
    ..Furthermore, the enhanced release of VCAM-1 and ACE seen in omental adipose tissue explants as compared with explants of subcutaneous adipose tissue is due to release by nonfat cells. ..
  45. Lynch L, O Shea D, Winter D, Geoghegan J, Doherty D, O Farrelly C. Invariant NKT cells and CD1d(+) cells amass in human omentum and are depleted in patients with cancer and obesity. Eur J Immunol. 2009;39:1893-901 pubmed publisher
    ..Here we describe an accumulation of functional iNKT cells in human omentum, a migratory organ with healing properties...
  46. dos Santos Costa S, Blotta R, Mariano M, Meurer L, Edelweiss M. Aesthetic improvements in Poland's syndrome treatment with omentum flap. Aesthetic Plast Surg. 2010;34:634-9 pubmed publisher
    ..This study aimed to demonstrate the superior results of laparoscopically harvested omentum flap to achieve these aesthetic improvements.
  47. Maeda A, Ebata T, Kanemoto H, Matsunaga K, Bando E, Yamaguchi S, et al. Omental flap in pancreaticoduodenectomy for protection of splanchnic vessels. World J Surg. 2005;29:1122-6 pubmed
    ..Thus, wrapping an omental flap around dissected splanchnic vessels in PD reduced postoperative intraabdominal bleeding and infection, but failed to prevent pancreatic fistulas. ..
  48. Kaiser A, Kang J, Tolazzi A, Sherrod A, Beart R. Primary solitary extragastrointestinal stromal tumor of the greater omentum coexisting with ulcerative colitis. Dig Dis Sci. 2006;51:1850-2 pubmed
  49. Shin M, Lee O, Ha C, Min H, Kim T. Malignant mesothelioma of the greater omentum mimicking omental infarction: a case report. World J Gastroenterol. 2009;15:4856-9 pubmed
    ..We report a rare case of primary malignant mesothelioma of the greater omentum, which mimicked omental infarct...
  50. Khan S, Funk H, Thiolloy S, Lotan T, Hickson J, Prins G, et al. In vitro metastatic colonization of human ovarian cancer cells to the omentum. Clin Exp Metastasis. 2010;27:185-96 pubmed publisher
    Despite the potentially crucial contributions of the omentum in the regulation of ovarian cancer metastatic growth, it remains a poorly understood organ...
  51. Poujade O, Ghiles E, Senasli A. Primary torsion of the greater omentum: case report--review of literature: diagnosis cannot always be performed before surgery. Surg Laparosc Endosc Percutan Tech. 2007;17:54-5 pubmed
    The torsion of greater omentum is a rare cause of acute abdominal pain. After relating a case of torsion of the great omentum we review the literature. Its etiology is uncertain, although several factors have been underlined...
  52. Hefty T, Kuhr C, Chong K, Guinee D, Wang W, Reems J, et al. Omental roll-up: a technique for islet engraftment in a large animal model. J Surg Res. 2010;161:134-8 pubmed publisher
    ..This study was designed to investigate a novel surgical technique for islet transplantation into the omentum. This site allows placement of the islets in a three-dimensional (3D) matrix, with growth factors, to temporarily ..
  53. Pérez Pérez R, Ortega Delgado F, García Santos E, Lopez J, Camafeita E, Ricart W, et al. Differential proteomics of omental and subcutaneous adipose tissue reflects their unalike biochemical and metabolic properties. J Proteome Res. 2009;8:1682-93 pubmed publisher
    ..This suggests higher metabolic activity as well as increased cell stress in the omental compared to the subcutaneous fat. These findings provide some insights into the role of omental fat in abdominal obesity-associated co-morbidities. ..
  54. Ng D, Tang C, Kadirkamanathan S, Tare M. Scrotal reconstruction with a free greater omental flap: A case report. Microsurgery. 2010;30:410-3 pubmed publisher
    We report a case of Fournier's gangrene, where we used the greater omentum as a free flap for scrotal reconstruction and outline the advantages over previously described methods...
  55. Goldsmith H. Omental transposition in treatment of Alzheimer disease. J Am Coll Surg. 2007;205:800-4 pubmed
  56. Zagouri F, Papaefthimiou M, Chalazonitis A, Antoniou N, Dimopoulos M, Bamias A. Prostate cancer with metastasis to the omentum and massive ascites: a rare manifestation of a common disease. Onkologie. 2009;32:758-61 pubmed publisher
    ..The lack of skeletal involvement does not exclude the possibility of distant metastases. The presence of ascites may indicate peritoneal disease which could be responsive to current standard chemotherapy. ..
  57. Kobayashi T, Aomatsu Y, Iwata H, Kin T, Kanehiro H, Hisanga M, et al. Survival of microencapsulated islets at 400 days posttransplantation in the omental pouch of NOD mice. Cell Transplant. 2006;15:359-65 pubmed
    ..These results demonstrate the long-term durability of agarose microcapsules against autoimmunity in a syngeneic islet transplantation model in NOD mice. ..
  58. Ferron G, Garrido I, Martel P, Gesson Paute A, Classe J, Letourneur B, et al. Combined laparoscopically harvested omental flap with meshed skin grafts and vacuum-assisted closure for reconstruction of complex chest wall defects. Ann Plast Surg. 2007;58:150-5 pubmed
    ..Our aim was to evaluate the use of vacuum-assisted closure (V.A.C.) in combination with laparoscopically harvested omental flap and meshed skin graft for treating these complex wounds...
  59. Yoon S, Lee Y, Yoon K, Kim E, Choi S, Juhng S, et al. Complicated giant diverticulum of the transverse colon accompanied by right inguinal hernia of the greater omentum. Br J Radiol. 2007;80:e201-4 pubmed
    ..We report a case of a complicated giant diverticulum of the transverse colon accompanied by a right inguinal hernia of the greater omentum in a 52-year-old man, as demonstrated on CT.
  60. Singh A, Patel J, Litbarg N, Gudehithlu K, Sethupathi P, Arruda J, et al. Stromal cells cultured from omentum express pluripotent markers, produce high amounts of VEGF, and engraft to injured sites. Cell Tissue Res. 2008;332:81-8 pubmed publisher
    When rat omentum becomes activated by intraperitoneal injection of inert polydextran particles, these particles are rapidly surrounded by cells that express markers of adult stem cells (SDF-1alpha, CXCR4, WT-1) and of embryonic ..
  61. Berberich S, Dähne S, Schippers A, Peters T, Muller W, Kremmer E, et al. Differential molecular and anatomical basis for B cell migration into the peritoneal cavity and omental milky spots. J Immunol. 2008;180:2196-203 pubmed
    ..In this study, we analyze the role of integrins as well as the role of the omentum for B2 cell migration into and out of the peritoneal cavity of mice...
  62. Csendes A, Maluenda F, Burgos A. A prospective randomized study comparing patients with morbid obesity submitted to laparotomic gastric bypass with or without omentectomy. Obes Surg. 2009;19:490-4 pubmed publisher
    Visceral fat, especially the greater omentum, seems to be an important factor in the development of some metabolic disturbances such as insulin resistance, hyperglycemia, and dyslipidemia...
  63. Moreschi A, Macedo Neto A, Barbosa G, Saueressig M. Aggressive treatment using muscle flaps or omentopexy in infections of the sternum and anterior mediastinum following sternotomy. J Bras Pneumol. 2008;34:654-60 pubmed
    ..To evaluate the impact of an aggressive treatment approach using muscle flaps or omentopexy in infections of the sternum and anterior mediastinum following sternotomy on mortality, as compared to that of a conservative treatment approach...
  64. van der Windt D, Echeverri G, Ijzermans J, Cooper D. The choice of anatomical site for islet transplantation. Cell Transplant. 2008;17:1005-14 pubmed
    ..However, other sites, such as the omentum, offer drainage of produced insulin into the portal vein for direct utilization in the liver...
  65. Singh A, Pancholi N, Patel J, Litbarg N, Gudehithlu K, Sethupathi P, et al. Omentum facilitates liver regeneration. World J Gastroenterol. 2009;15:1057-64 pubmed
    To investigate the mechanism of liver regeneration induced by fusing the omentum to a small traumatic injury created in the liver. We studied three groups of rats...
  66. Collins D, Hogan A, O Shea D, Winter D. The omentum: anatomical, metabolic, and surgical aspects. J Gastrointest Surg. 2009;13:1138-46 pubmed publisher
    The omentum is acknowledged to have diverse functions in the pathophysiology of intra-abdominal disease. Its angiogenic properties act as a natural defense mechanism in peritonitis and intra-abdominal sepsis...
  67. Cancello R, Tordjman J, Poitou C, Guilhem G, Bouillot J, Hugol D, et al. Increased infiltration of macrophages in omental adipose tissue is associated with marked hepatic lesions in morbid human obesity. Diabetes. 2006;55:1554-61 pubmed
    ..These data suggest that the presence of macrophages in omental WAT participates in the cellular mechanisms favoring hepatic fibroinflammatory lesions in obese patients. ..
  68. Baumert H, Simon P, Hekmati M, Fromont G, Levy M, Balaton A, et al. Development of a seeded scaffold in the great omentum: feasibility of an in vivo bioreactor for bladder tissue engineering. Eur Urol. 2007;52:884-90 pubmed
    ..We describe a model using the omentum as an in vivo bioreactor for a previously seeded scaffold...
  69. Fain J, Buehrer B, Tichansky D, Madan A. Regulation of adiponectin release and demonstration of adiponectin mRNA as well as release by the non-fat cells of human omental adipose tissue. Int J Obes (Lond). 2008;32:429-35 pubmed
    ..While leptin is only released by mature adipocytes, adiponectin is released by both the non-fat cells and the fat cells derived from human omental adipose tissue. ..
  70. Yeh C, Chuang W, Chou H, Jung S, Hsueh S. Multiple extragenital adenomatoid tumors in the mesocolon and omentum. APMIS. 2008;116:1016-9 pubmed publisher
    ..Here we report another case of multiple extragenital adenomatoid tumors involving the mesocolon and omentum. A 47-year-old woman presented with a delayed menstrual period...
  71. Tordjman J, Poitou C, Hugol D, Bouillot J, Basdevant A, Bedossa P, et al. Association between omental adipose tissue macrophages and liver histopathology in morbid obesity: influence of glycemic status. J Hepatol. 2009;51:354-62 pubmed publisher
    ..05 vs. low scores). Macrophage accumulation in omental adipose tissue is associated with aggravated steatosis and fibro-inflammation in insulin-resistant obese subjects independently of altered glycemic status. ..
  72. Dvir T, Kedem A, Ruvinov E, Levy O, Freeman I, Landa N, et al. Prevascularization of cardiac patch on the omentum improves its therapeutic outcome. Proc Natl Acad Sci U S A. 2009;106:14990-5 pubmed publisher
    ..a strategy for the engineering of a cardiac patch with mature vasculature by heterotopic transplantation onto the omentum. The patch was constructed by seeding neonatal cardiac cells with a mixture of prosurvival and angiogenic factors ..
  73. Tchkonia T, Giorgadze N, Pirtskhalava T, Thomou T, DePonte M, Koo A, et al. Fat depot-specific characteristics are retained in strains derived from single human preadipocytes. Diabetes. 2006;55:2571-8 pubmed
  74. Maury E, Ehala Aleksejev K, Guiot Y, Detry R, Vandenhooft A, Brichard S. Adipokines oversecreted by omental adipose tissue in human obesity. Am J Physiol Endocrinol Metab. 2007;293:E656-65 pubmed
    ..In conclusion, six adipokines were newly identified as oversecreted by OAT in obesity. These adipokines may link obesity to its cardiovascular or metabolic comorbidities. ..
  75. MacLaren R, Cui W, Simard S, Cianflone K. Influence of obesity and insulin sensitivity on insulin signaling genes in human omental and subcutaneous adipose tissue. J Lipid Res. 2008;49:308-23 pubmed
    ..05). Together, microarray and real-time PCR data demonstrate that insulin resistance rather than obesity is associated with altered gene expression of insulin signaling genes, especially in OM adipose tissue. ..
  76. Saifzadeh S, Pourreza B, Hobbenaghi R, Naghadeh B, Kazemi S. Autogenous greater omentum, as a free nonvascularized graft, enhances bone healing: an experimental nonunion model. J Invest Surg. 2009;22:129-37 pubmed publisher
    ..We have investigated the potentiality of autogenous free nonvascularized greater omentum to stimulate the formation of bone in an experimental hypertrophic nonunion model...
  77. Bassols J, Ortega F, Moreno Navarrete J, Peral B, Ricart W, Fernandez Real J. Study of the proinflammatory role of human differentiated omental adipocytes. J Cell Biochem. 2009;107:1107-17 pubmed publisher
  78. Reza Mousavi S, Khoshnevis J, Kharazm P. Surgical treatment of hydatid cyst of the liver: drainage versus omentoplasty. Ann Hepatol. 2005;4:272-4 pubmed
    ..Liver is the most common site of infection and several methods of surgery have been described to treat this common disease. In this study we aim to compare the results of two common methods of surgery; simple drainage versus omentoplasty...
  79. Palming J, Gabrielsson B, Jennische E, Smith U, Carlsson B, Carlsson L, et al. Plasma cells and Fc receptors in human adipose tissue--lipogenic and anti-inflammatory effects of immunoglobulins on adipocytes. Biochem Biophys Res Commun. 2006;343:43-8 pubmed
    ..05), but did not influence lipolysis. In conclusion, immunoglobulins produced by plasma cells in human adipose tissue could influence adipocyte metabolism and cytokine production...
  80. Jani K, Saxena A, Vaghasia R. Omental plugging for large-sized duodenal peptic perforations: A prospective randomized study of 100 patients. South Med J. 2006;99:467-71 pubmed
    ..Due to friable margins and the moribund state of the patient, managing giant duodenal perforations (>20 mm in diameter) is a challenging task...
  81. Karabulut B, Sonmez K, Turkyilmaz Z, Demirogullari B, Karabulut R, Sezer C, et al. Omentum prevents intestinal adhesions to mesh graft in abdominal infections and serosal defects. Surg Endosc. 2006;20:978-82 pubmed
    ..In this study, the effects resulting from the presence or absence of the omentum were evaluated in the setting of infection or serosal defects in the formation of adhesions in abdominal closures ..
  82. Chuwa E, Seow Choen F. Omentum as a cover for abdominal wall loss. Tech Coloproctol. 2006;10:139-42 pubmed
    ..The presence of ample omentum helped prevent evisceration and allowed granulation tissue to gradually seal the abdominal cavity over a period ..
  83. Zaha H, Inamine S, Naito T, Nomura H. Laparoscopically harvested omental flap for immediate breast reconstruction. Am J Surg. 2006;192:556-8 pubmed
    ..Breast cancer surgery and accompanying breast reconstruction have been diversified. We report our experience of immediate breast reconstruction using laparoscopically harvested omental flap (LHOF)...
  84. van Beek E, Bakker A, Kruyt P, Hofker M, Saris W, Keijer J. Intra- and interindividual variation in gene expression in human adipose tissue. Pflugers Arch. 2007;453:851-61 pubmed
  85. Gerber S, Rybalko V, Bigelow C, Lugade A, Foster T, Frelinger J, et al. Preferential attachment of peritoneal tumor metastases to omental immune aggregates and possible role of a unique vascular microenvironment in metastatic survival and growth. Am J Pathol. 2006;169:1739-52 pubmed
    ..Using five different tumor cell lines in three different strains of mice, we found that the omentum was a major site of metastases growth for intraperitoneal tumors...
  86. Patriti A, Rondelli F, Gullà N, Donini A. Laparoscopic treatment of a solitary fibrous tumor of the greater omentum presenting as spontaneous haemoperitoneum. Ann Ital Chir. 2006;77:351-3 pubmed
    ..The patient underwent laparoscopy that revealed a bleeding mass of the great omentum. Laparoscopic stapled resection of the greater omentum was carried out...
  87. Bender T, Riesenhuber A, Endemann M, Herkner K, Witowski J, Jorres A, et al. Correlation between HSP-72 expression and IL-8 secretion in human mesothelial cells. Int J Artif Organs. 2007;30:199-203 pubmed
    ..In this study, we correlated induction of HSP-72, as a marker of the cellular stress response, to secretion of IL-8, as a marker for pro-inflammatory cytokines, in mesothelial cells upon sublethal PDF exposure...
  88. Shiba H, Misawa T, Kobayashi S, Yokota T, Son K, Yanaga K. Hemangiopericytoma of the greater omentum. J Gastrointest Surg. 2007;11:549-51 pubmed
    ..Excision of the tumor in the greater omentum and cholecystectomy were performed laparoscopically...
  89. Eifert S, Kronschnabl S, Kaczmarek I, Reichart B, Vicol C. Omental flap for recurrent deep sternal wound infection and mediastinitis after cardiac surgery. Thorac Cardiovasc Surg. 2007;55:371-4 pubmed
    ..Unsuccessful surgical treatment of deep sternal wound infection (DSWI) and mediastinitis may lead to sepsis, multiorgan failure and death. Omental flap transposition (OFT) may, in this situation, be the only effective therapy...
  90. Que Y, Wang X, Liu Y, Li P, Ou G, Zhao W. Ultrasound-guided biopsy of greater omentum: an effective method to trace the origin of unclear ascites. Eur J Radiol. 2009;70:331-5 pubmed publisher
    Thickened greater omentum is encountered with high frequency in patients with ascites...
  91. Liang Y, Xu X, Wang H, Wang P. [Correlation between the expression of gastrocolic omentum visfatin mRNA and gestational diabetes mellitus]. Zhonghua Fu Chan Ke Za Zhi. 2008;43:824-7 pubmed
    To investigate the relationship between different expression of gastrocolic omentum visfatin(VF) mRNA and gestational diabetes mellitus (GDM) in late trimester pregnancy.
  92. Berman D, O Neil J, Coffey L, Chaffanjon P, Kenyon N, Ruiz P, et al. Long-term survival of nonhuman primate islets implanted in an omental pouch on a biodegradable scaffold. Am J Transplant. 2009;9:91-104 pubmed publisher
    ..Our results suggest this extrahepatic transplantation site has potential as an alternative site for clinical islet cell transplantation...
  93. Madani R, Karastergiou K, Ogston N, Miheisi N, Bhome R, Haloob N, et al. RANTES release by human adipose tissue in vivo and evidence for depot-specific differences. Am J Physiol Endocrinol Metab. 2009;296:E1262-8 pubmed publisher
    ..While it appears unlikely that the adipose organ contributes significantly to circulating levels, local implications of this chemokine deserve further investigation...
  94. Maternini M, Pezzetta E, Martinet O. Laparoscopic approach for idiopathic segmental infarction of the greater omentum. Minerva Chir. 2009;64:225-7 pubmed
    Idiopathic segmental infarction of the greater omentum is an uncommon condition that should be considered in the differential diagnosis of right-side abdominal pain...
  95. Rangel Moreno J, Moyron Quiroz J, Carragher D, Kusser K, Hartson L, Moquin A, et al. Omental milky spots develop in the absence of lymphoid tissue-inducer cells and support B and T cell responses to peritoneal antigens. Immunity. 2009;30:731-43 pubmed publisher
    The omentum is a site of B1 cell lymphopoiesis and immune responsiveness to T cell-independent antigens. However, it is unknown whether it supports immune responses independently of conventional lymphoid organs...
  96. Paslakis G, Keuneke C, Groene H, Schroppel B, Schmid H, Schloendorff D. The putative role of human peritoneal adipocytes in the fight against bacteria: synthesis of the antimicrobial active peptide DEFA1-3. Nephron Exp Nephrol. 2010;115:e96-100 pubmed publisher
    ..As defensins are natural antimicrobial peptides, we hypothesized that adipocytes as the major constituents of the omentum could play an important role in protecting against infection by generating defensin (DEFA1-3).