To evaluate adhesion to intact peritoneal mesothelium, an ex vivo peritoneal explant assay was utilized [32 (link),33 (link)]. An optically clear solid support was prepared using Sylgard® 184 silicone elastomer kit (Fisher) according to manufacturer’s specifications. Mice were first euthanized by CO2 inhalation followed by cervical dislocation, then rapidly dissected using a ventral midline incision. After skin removal, the parietal peritoneum lining the ventral abdominal wall was dissected to remove a ~ 1.2×1.2 cm2 square of peritoneal tissue immediately adjacent to the midline in the lower two abdominal quadrants. The tissue explant was then pinned mesothelial-side up to the silastic resin using fine gauge dissecting pin and the explant immersed in PBS. Tissue integrity is maintained for up to 48 h. Fluorescently tagged ovarian cancer cells (2.5 × 105 cells/ml) were added to the explant in culture medium (2.5 ml) and allowed to adhere for 0.5–2 h prior to gently washing and processing the explant for fluorescence microscopy using an EVOS FL microscope or scanning electron microscopy (below).
Peritoneum, Parietal
The parietal peritoneum is the portion of the peritoneum lining the abdominal wall.
It plays a key role in the body's immune response and fluid balance.
Disorders of the parietal peritoneum can include inflammation, infection, and damage from trauma or surgery.
Researchers studying the parietal peritoneum may need to optimize and reproducre their research protocols to gain insights into its functions and potential therapeutic targets.
The PubCompare.ai platform can help locate relevant protocols from the literature, preprints, and patents, and leverage AI-driven comparisons to identify the best approaches for your research needs.
Take your work on the parietal peritoneum to new heights with this powerful tool.
It plays a key role in the body's immune response and fluid balance.
Disorders of the parietal peritoneum can include inflammation, infection, and damage from trauma or surgery.
Researchers studying the parietal peritoneum may need to optimize and reproducre their research protocols to gain insights into its functions and potential therapeutic targets.
The PubCompare.ai platform can help locate relevant protocols from the literature, preprints, and patents, and leverage AI-driven comparisons to identify the best approaches for your research needs.
Take your work on the parietal peritoneum to new heights with this powerful tool.
Most cited protocols related to «Peritoneum, Parietal»
Abdomen
Biological Assay
Cells
Culture Media
Inhalation
Joint Dislocations
Mesothelium
Microscopy
Microscopy, Fluorescence
Mus
Neck
Ovarian Neoplasm
Peritoneum
Peritoneum, Parietal
Resins, Plant
Scanning Electron Microscopy
Silastic
Silicone Elastomers
Skin
Tissues
Wall, Abdominal
3-deazaneplanocin
Animals
Animals, Laboratory
chlorhexidine gluconate
Dialysis Solutions
Food
Glucose
Injections, Intraperitoneal
Males
Mice, House
Peritoneal Dialysis
Peritoneal Fibrosis
Peritoneum
Peritoneum, Parietal
Pharmaceutical Preparations
Proteins
Saline Solution
Sulfoxide, Dimethyl
Therapeutics
The peritoneal fibrosis model was established in C57/BL6 mice weighing 20-25 g (Shanghai Super-B&K Laboratory Animal Corp. Ltd.). Peritoneal fibrosis in mice was created by intraperitoneal injection of 3 ml peritoneal dialysis solution with 4.25% glucose (Baxter) every day for 28 days [1 (link)]. To investigate the effect of HDAC6 inhibition on peritoneal fibrosis, 70 mg/kg TA was delivered by daily intraperitoneal injection in DMSO vehicle. Mice were randomly divided into four groups with 6 mice per group: the sham group with DMSO, sham administered TA group, the peritoneal fibrosis group and mice with peritoneal fibrosis administered TA. At the end of 28 days, all mice were sacrificed and the parietal peritoneum was collected for further analysis. All the experiments were conducted in accordance with the animal experimentation guideline of Tongji University School of Medicine, China.
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Animals, Laboratory
Dialysis Solutions
Glucose
Injections, Intraperitoneal
Mice, House
Peritoneal Dialysis
Peritoneal Fibrosis
Peritoneum
Peritoneum, Parietal
Pharmaceutical Preparations
Psychological Inhibition
Sulfoxide, Dimethyl
Parietal peritoneal tissues were biopsied in the standard manner and processed as reported previously [22 (link),23 (link)]. Parietal peritoneal membrane was obtained from the anterior abdominal wall when the PD catheter was removed at the cessation of PD. To avoid detachment of mesothelial cells, all procedures were carried out carefully. Peritoneal membrane tissues fixed with formalin were stained with hematoxylin and eosin (HE) and Masson’s trichrome [23 (link)–26 (link)] and were also stained with phosphotungstic acid hematoxylin (PTAH) reagent to detect fibrin formation, as described previously [27 (link)]. Immunostaining was performed on paraffin-embedded tissues as described previously [23 (link)–25 (link),28 (link)]. The antibodies used in these experiments are summarized in S1 Table . Briefly, 4-μm-thick sections of formalin-fixed, paraffin-embedded tissues were dewaxed and rehydrated. Endogenous peroxidase activity was inhibited with 3% H2O2 in methanol. For antigen retrieval to detect CD31 and CD68, the slides were boiled in a solution of 0.04 M citrate and 0.12 M phosphate (pH 5.8) for 30 min at 98°C. After washing, nonspecific protein-binding sites were blocked with normal goat serum (Dako, Glostrup, Denmark). Then, sections were incubated with primary antibodies, mouse monoclonal antibodies against CD31 (JC/70A; Dako), CD68 (PGM1; Dako), and podoplanin (D2-40; Dako) overnight at 4°C. For advanced glycation end-products (AGEs), sections were incubated with mouse anti-AGE antibody (6D12; TransGenic, Kobe, Japan) for 60 min at room temperature. After washing with phosphate-buffered saline, sections were treated with a conjugate of polyclonal goat anti-mouse immunoglobulin (Ig) G antibodies and horseradish peroxidase-labeled polymer (Histofine® Simple Stain; Nichirei, Tokyo, Japan) as the secondary reagent. Enzyme activity was detected by 3,3'-diaminobenzidine (Nichirei). For analysis of collagen volume fraction (collagen density), we applied the methods described by Morelle et al. [29 (link)]. Briefly, we stained peritoneal membrane tissues with a Picrosirius Red Stain kit (Polyscience, Warrington, PA), then observed the tissues under circularly polarized light microscopy (Zeiss Z1 image microscopy, Carl Zeiss, Oberkochen, Germany). Collagen volume fraction was assessed using ImageJ software version 1.5 (http://imagej.nih.gov/ij/ ) and was calculated as a percentage of the submesothelial area.
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Animals, Transgenic
Anti-Antibodies
Antibodies
Antibodies, Anti-Idiotypic
Antigens
Catheters
Cells
Citrates
Collagen
enzyme activity
Eosin
Fibrin
Formalin
Glycation End Products, Advanced
Goat
Horseradish Peroxidase
Immunoglobulin G
Mesothelium
Methanol
Microscopy
Microscopy, Polarization
Monoclonal Antibodies
Mus
Paraffin Embedding
Peritoneum
Peritoneum, Parietal
Peroxidase
Peroxide, Hydrogen
Phosphates
Phosphotungstic Acid
Polymers
Saline Solution
Serum
Stains
Tissue, Membrane
Tissues
Wall, Abdominal
General anesthesia was achieved using a weight depending dose of 80 mg/kg body weight Ketamine and 5 mg/kg Xylazine®. Required level of narcosis for surgery was reached if flexor reflexes failed to appear. The abdomen was then shaved and prepared with alcohol and iodine solution. A 4 cm median laparotomy was performed to gain access to the abdominal cavity. In the optimized peritoneal adhesion model group (OPAM) (n = 10), the cecum was delivered and kept moist with a watery gauze swab whilst dry gauze was used to gently abrade the cecal peritoneum in a standard manner. Abrasion was repeated until removal of visceral peritoneum, occurring of sub-serosal bleeding, and creation of a homogenous surface of petechial hemorrhages over a 1 x 2 cm area. An 1 x 2 cm sized patch of parietal peritoneum with the underlying inner muscular layer was sharply resected of the right-lateral abdominal wall (Figure 1 A). After replacing the cecum intra-abdominally, both defects were approximated with a 4/0 Prolene® suture to fix the mesentery of the ascending colon to the abdominal wall (Figure 1 B). The group without suture fixation (WSFX) (n = 4) represents conventional adhesion models as cecum and abdominal wall, exactly injured as described above, were not approximated. In the sham-OPAM group (n = 5) only the approximating suture was placed without peritoneal injuries. In sham-WSFX group (n = 5) animals underwent only laparotomy without any injury and/or suturing. The abdomen was closed using two-layer closure technique by a consecutive suture.
Abdominal Cavity
Animals
Bladder Detrusor Muscle
Body Weight
Cecum
Ethanol
General Anesthesia
Hemorrhage
Homozygote
Injuries
Iodine
Ketamine
Laparotomy
Mesocolon
Narcosis
Operative Surgical Procedures
Peritoneum
Peritoneum, Parietal
Petechiae
Prolene
Reflex
Serous Membrane
Suture Techniques
Visceral Peritoneum
Wall, Abdominal
Xylazine
Most recents protocols related to «Peritoneum, Parietal»
A small incision will be made by extending the periumbilical port for the camera scope in both groups. The size of the small incision will be determined based on the size of the tumour and the physical habits of the patient. The fascial closure methods are standardised as continuous closure using Stratafix (SF Symmetric PDS Plus®) with a 4:1 ratio (4-to-1 suture to wound length ratio) and bites of < 1 cm. The methods for closure of the subcutaneous fat and skin (skin stapler or 3–0 nylon vertical mattress) depend on the surgeon’s discretion. Patients randomly assigned to the midline group will undergo an incision along the midline skin, subcutaneous fat, and linea alba.
In the non-muscle-cutting periumbilical transverse group, the method of small incision is the same as in a previous report (Fig.2 ) [6 (link)]. Briefly, the skin incision of the 11-mm periumbilical port will be extended transversely. Using monopolar electrocautery and crossing linea alba, the anterior and posterior rectus sheaths are transversely incised. With lateral traction of the rectus abdominis muscle with an army retractor, the posterior rectus sheath can be seen (Supplemental Video 1). The transversalis fascia and parietal peritoneum are further incised transversely. Continuous fascia closure will be separately performed for the anterior and posterior rectus sheaths. Implementing vertical or transverse incisions will not require alteration to usual care pathways (including the use of any medication), and these will continue for both trial arms.![]()
In the non-muscle-cutting periumbilical transverse group, the method of small incision is the same as in a previous report (Fig.
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Arm, Upper
Bites
Cancer of Colon
Electrocoagulation
Fascia
Incisional Hernia
Muscle Tissue
Myotomy
Neoplasms
Nylons
Operative Surgical Procedures
Patients
Peritoneum, Parietal
Pharmaceutical Preparations
Physical Examination
Rectus Abdominis
Skin
Subcutaneous Fat
Surgeons
Surgical Procedures, Laparoscopic
Sutures
Traction
Vision
Wounds
Protocol full text hidden due to copyright restrictions
Open the protocol to access the free full text link
Abdomen
Abdominal Cavity
MECA-79 antigen
Neck
Operative Surgical Procedures
Pancreas
Pancreatic Duct
Patients
Peritoneum, Parietal
Skin
Subcutaneous Fat
Surgeons
Vein, Mesenteric
Veins, Portal
Veins, Splenic
Wall, Abdominal
During the CS realisation each cow was sampled twice. The samples were collected just after replacing the sutured uterus in the abdominal cavity before the closure of the abdominal wall. At this moment, swabs (STERILER®, Piove di Sacco, Italy) were taken by swiping a long line of 10 cm, 2 cm in parallel to the uterus suture (visceral peritoneum of the uterus) and a 10 cm long line perpendicular to and below the abdominal wall incision (parietal peritoneum).
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Abdominal Cavity
Peritoneum, Parietal
Sutures
Uterus
Visceral Peritoneum
Wall, Abdominal
The abdominal adipose tissue areas were measured at the level of the umbilicus using a 16-detector row CT scanner (Somatom Sensation 16, Siemens Medical Solutions, Forchheim, Germany), as previously described [22 (link)]. In brief, a 5-mm-thick umbilical-level abdominal section was obtained. The cross-sectional area (cm2) of the abdominal adipose tissue was calculated using Rapidia 2.8 CT software (INFINITT, Seoul, Korea). The VAT area was defined as intra-peritoneal fat bound by the parietal peritoneum or transversalis fascia, and the SAT area was defined as fat areas external to the abdomen and back muscles. The total adipose tissue (TAT) area was calculated based on the summation of VAT and SAT. Because a clear standard for determining the normal abdominal fat amount has not been established, we used the lowest quartile as the reference group after subdividing abdominal fat amounts by quartile. In this study, we defined central obesity as increased VAT above the 75th percentile.
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Abdomen
Abdominal Cavity
Abdominal Fat
CAT SCANNERS X RAY
Fascia
Muscle, Back
Peritoneum
Peritoneum, Parietal
Tissue, Adipose
Umbilicus
Parietal peritoneal tissues were fixed in 10% neutral formalin and embedded in paraffin to obtain 3–4-μm-thick serial tissue sections. Deparaffinized sections were stained with hematoxylin and eosin (H&E) and Masson’s trichrome solution to analyze histopathological characteristics. Before immunohistochemistry, tissue sections were heated using citrate buffer (pH 6.0) to unmask antigens. Samples were pretreated with a 3% hydrogen peroxide solution to block endogenous peroxidase activity. Secondary goat anti-rat or anti-rabbit antibodies were applied as appropriate to detect the primary antibody. Primary antibodies were incubated overnight at 4 °C in a humidity chamber after blocking the slides for 30 min with 3% BSA. DAB (Dako) was used as an HRP substrate for signal detection [28 (link)].
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Anti-Antibodies
Antibodies
Antigens
Buffers
Citrate
Eosin
Formalin
Goat
Humidity
Immunoglobulins
Immunohistochemistry
Paraffin Embedding
Peritoneum, Parietal
Peroxidase
Peroxide, Hydrogen
Rabbits
Signal Detection (Psychology)
Tissues
Top products related to «Peritoneum, Parietal»
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The Somatom Sensation 16 is a 16-slice computed tomography (CT) scanner manufactured by Siemens. It is designed to capture high-quality images of the human body. The Somatom Sensation 16 utilizes advanced technology to provide efficient and reliable imaging solutions for healthcare professionals.
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The Somatom Sensation 16 is a computed tomography (CT) scanner manufactured by Siemens. It is designed to capture high-quality, detailed images of the body's internal structures. The scanner uses X-ray technology to obtain cross-sectional images, which can be used for diagnostic purposes by healthcare professionals.
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The FV1000 is a confocal laser scanning microscope designed for high-resolution imaging of biological samples. It features a modular design and advanced optics to provide clear, detailed images of cellular structures and processes.
Anti-CD88 Alexa Fluor 594 is a fluorescently labeled antibody that recognizes the CD88 protein. It is designed for use in flow cytometry and other immunoassays.
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Alexa Fluor 594 is a fluorescent dye produced by Zeiss. It is a synthetic dye that can be used in various laboratory applications, such as immunofluorescence and flow cytometry. The dye has an excitation maximum of 590 nm and an emission maximum of 617 nm, making it suitable for detection with standard fluorescence microscopy and flow cytometry equipment.
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Sylgard 184 Silicone Elastomer Kit is a two-part silicone-based polymer system used for molding and encapsulation applications. It consists of a base and a curing agent that, when mixed, forms a flexible, durable silicone elastomer after curing. The kit is designed for various industrial and laboratory uses that require a versatile, insulating, and protective silicone material.
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The DAB (3,3'-Diaminobenzidine) product from Agilent Technologies is a chromogenic substrate used in immunohistochemistry and immunocytochemistry applications. It provides a brown precipitate at the site of the antigen-antibody reaction, allowing for the visualization and localization of target proteins or antigens in biological samples.
More about "Peritoneum, Parietal"
The peritoneum is a thin, transparent membrane that lines the abdominal cavity and covers most of the abdominal organs.
It is composed of two main parts: the parietal peritoneum and the visceral peritoneum.
The parietal peritoneum is the portion that lines the abdominal wall, while the visceral peritoneum covers the organs within the abdomen.
The parietal peritoneum plays a crucial role in the body's immune response and fluid balance.
It is a semi-permeable membrane that allows the exchange of fluids and substances between the abdominal cavity and the bloodstream.
Disorders of the parietal peritoneum can include inflammation (peritonitis), infection, and damage from trauma or surgery.
Researchers studying the parietal peritoneum may need to optimize and reproduce their research protocols to gain insights into its functions and potential therapeutic targets.
This can involve the use of various tools and techniques, such as the Somatom Sensation 16 CT scanner, the Brilliance 64 imaging system, and the FV1000 confocal microscope.
The Anti-CD88 Alexa Fluor 594 antibody and the 565DCXR dye may be used to label and visualize specific cells or structures within the parietal peritoneum.
Additionally, the Sylgard 184 Silicone Elastomer Kit may be used to create custom-made experimental models or devices for studying the parietal peritoneum.
The DAB (3,3'-Diaminobenzidine) chromogen can be used for immunohistochemical staining to identify and localize specific proteins or antigens within the parietal peritoneal tissue.
The PubCompare.ai platform can be a valuable tool for researchers studying the parietal peritoneum.
This AI-driven platform can help locate relevant protocols from the literature, preprints, and patents, and leverage AI-driven comparisons to identify the best approaches for your research needs.
By utilizing PubCompare.ai, researchers can take their work on the parietal peritoneum to new heights and uncover valuable insights into its functions and potential therapeutic applications.
It is composed of two main parts: the parietal peritoneum and the visceral peritoneum.
The parietal peritoneum is the portion that lines the abdominal wall, while the visceral peritoneum covers the organs within the abdomen.
The parietal peritoneum plays a crucial role in the body's immune response and fluid balance.
It is a semi-permeable membrane that allows the exchange of fluids and substances between the abdominal cavity and the bloodstream.
Disorders of the parietal peritoneum can include inflammation (peritonitis), infection, and damage from trauma or surgery.
Researchers studying the parietal peritoneum may need to optimize and reproduce their research protocols to gain insights into its functions and potential therapeutic targets.
This can involve the use of various tools and techniques, such as the Somatom Sensation 16 CT scanner, the Brilliance 64 imaging system, and the FV1000 confocal microscope.
The Anti-CD88 Alexa Fluor 594 antibody and the 565DCXR dye may be used to label and visualize specific cells or structures within the parietal peritoneum.
Additionally, the Sylgard 184 Silicone Elastomer Kit may be used to create custom-made experimental models or devices for studying the parietal peritoneum.
The DAB (3,3'-Diaminobenzidine) chromogen can be used for immunohistochemical staining to identify and localize specific proteins or antigens within the parietal peritoneal tissue.
The PubCompare.ai platform can be a valuable tool for researchers studying the parietal peritoneum.
This AI-driven platform can help locate relevant protocols from the literature, preprints, and patents, and leverage AI-driven comparisons to identify the best approaches for your research needs.
By utilizing PubCompare.ai, researchers can take their work on the parietal peritoneum to new heights and uncover valuable insights into its functions and potential therapeutic applications.