Name: sampling strategies and processing of biobank tissue samples from porcine biomedical models
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يشكر المؤلفون Pichl ليزا للمساعدة التقنية الممتازة.

جميع الأساليب الموصوفة هنا استخدام عينات الأنسجة المستمدة من الحيوانات الميتة، والامتثال الكامل للنظام القانوني الألماني للرفق بالحيوان.
1-فولوميتري
<ol><li>غمر تقنية لتحديد كثافة الأنسجة/الجهاز (1 الرقم و الرقم 2...

<ol>
	<li>Aigner, B., et al. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Transgenic+pigs+as+models+for+translational+biomedical+research.">Transgenic pigs as models for translational biomedical research.</a> J Mol. Med. 88, 653-664 (2010).</li><li>Blutke, A., et al. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=The+Munich+MIDY+Pig+Biobank:+A+unique+resource+for+studying+organ+crosstalk+in+diabetes.">The Munich MIDY Pig Biobank: A unique resource for studying organ crosstalk in diabetes.</a> Mol Metab. 6, 931-940 (2017).</li><li>Klymiuk, N., et al. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Dystrophin-deficient+pigs+provide+new+insights+into+the+hierarchy+of+physiological+derangements+of+dystrophic+muscle.">Dystrophin-deficient pigs provide new insights into the hierarchy of physiological derangements of dystrophic muscle.</a> Hum Mol Genet. 22, 4368-4382 (2013).</li><li>Klymiuk, N., Seeliger, F., Bohlooly, Y. M., Blutke, A., Rudmann, D. G., Wolf, E. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Tailored+pig+models+for+preclinical+efficacy+and+safety+testing+of+targeted+therapies.">Tailored pig models for preclinical efficacy and safety testing of targeted therapies.</a> Toxicol Pathol. 44, 346-357 (2016).</li><li>Renner, S., et al. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Permanent+neonatal+diabetes+in+INSC94Y+transgenic+pigs.">Permanent neonatal diabetes in INSC94Y transgenic pigs.</a> Diabetes. 62, 1505-1511 (2013).</li><li>Abbott, A. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Inside+the+first+pig+biobank.">Inside the first pig biobank.</a> Nature. 519, 397-398 (2015).</li><li>Albl, B., et al. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Tissue+sampling+guides+for+porcine+biomedical+models.">Tissue sampling guides for porcine biomedical models.</a> Toxicol Pathol. 44, 414-420 (2016).</li><li>Gundersen, H. J. G., Mirabile, R., Brown, D., Boyce, R. W., Haschek, W. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Stereological+principles+and+sampling+procedures+for+toxicologic+pathologists.">Stereological principles and sampling procedures for toxicologic pathologists.</a> Haschek and Rousseaux's Handbook of Toxicologic Pathology. , 215-286 (2013).</li><li>Howard, C. V., Reed, M. G. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=.">.</a> Unbiased Stereology: Three-Dimensional Measurement in Microscopy. , 1-277 (2005).</li><li>Mattfeldt, T., Mall, G., Gharehbaghi, H., Moller, P. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Estimation+of+surface+area+and+length+with+the+orientator.">Estimation of surface area and length with the orientator.</a> J Microsc. 159, 301-317 (1990).</li><li>Nyengaard, J. R., Gundersen, H. J. G. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=The+isector:+A+simple+and+direct+method+for+generating+isotropic,+uniform+random+sections+from+small+specimens.">The isector: A simple and direct method for generating isotropic, uniform random sections from small specimens.</a> J Microsc. 165, 427-431 (1992).</li><li>Tschanz, S., Schneider, J. P., Knudsen, L. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Design-based+stereology:+Planning,+volumetry+and+sampling+are+crucial+steps+for+a+successful+study.">Design-based stereology: Planning, volumetry and sampling are crucial steps for a successful study.</a> Ann Anat. 196, 3-11 (2014).</li><li>Dorph-Petersen, K. A., Nyengaard, J. R., Gundersen, H. J. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Tissue+shrinkage+and+unbiased+stereological+estimation+of+particle+number+and+size.">Tissue shrinkage and unbiased stereological estimation of particle number and size.</a> J Microsc. 204, 232-246 (2001).</li><li>Mattfeldt, T., Doerr, W., Leonhardt, H. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Stereologische+Methoden+in+der+Pathologie+[Stereologic+methods+in+pathology].">Stereologische Methoden in der Pathologie [Stereologic methods in pathology].</a> Normale und pathologische Anatomie. , (1990).</li><li>Gundersen, H. J., Jensen, E. B. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=The+efficiency+of+systematic+sampling+in+stereology+and+its+prediction.">The efficiency of systematic sampling in stereology and its prediction.</a> J Microsc. 147, 229-263 (1987).</li><li>Scherle, W. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=A+simple+method+for+volumetry+of+organs+in+quantitative+stereology.">A simple method for volumetry of organs in quantitative stereology.</a> Mikroskopie. 26, 57-60 (1970).</li><li>Nielsen, K. K., Andersen, C. B., Kromann-Andersen, B. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=A+comparison+between+the+effects+of+paraffin+and+plastic+embedding+of+the+normal+and+obstructed+minipig+detrusor+muscle+using+the+optical+disector.">A comparison between the effects of paraffin and plastic embedding of the normal and obstructed minipig detrusor muscle using the optical disector.</a> J Urol. 154, 2170-2173 (1995).</li><li>Schneider, J. P., Ochs, M. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Alterations+of+mouse+lung+tissue+dimensions+during+processing+for+morphometry:+a+comparison+of+methods.">Alterations of mouse lung tissue dimensions during processing for morphometry: a comparison of methods.</a> Am J Physiol Lung Cell Mol Physiol. 306, L341-L350 (2014).</li><li>von Bartheld, C. S. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Distribution+of+particles+in+the+z-axis+of+tissue+sections:+Relevance+for+counting+methods.">Distribution of particles in the z-axis of tissue sections: Relevance for counting methods.</a> NeuroQuantology. 10, 66-75 (2012).</li><li>Baddeley, A. J., Gundersen, H. J., Cruz-Orive, L. M. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Estimation+of+surface+area+from+vertical+sections.">Estimation of surface area from vertical sections.</a> J microsc. 142, 259-276 (1986).</li><li>Blutke, A., Schneider, M. R., Wolf, E., Wanke, R. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Growth+hormone+(GH)-transgenic+insulin-like+growth+factor+1+(IGF1)-deficient+mice+allow+dissociation+of+excess+GH+and+IGF1+effects+on+glomerular+and+tubular+growth.">Growth hormone (GH)-transgenic insulin-like growth factor 1 (IGF1)-deficient mice allow dissociation of excess GH and IGF1 effects on glomerular and tubular growth.</a> Physiol Rep. 4, e12709 (2016).</li><li>Hermanns, W., Liebig, K., Schulz, L. C. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Postembedding+immunohistochemical+demonstration+of+antigen+in+experimental+polyarthritis+using+plastic+embedded+whole+joints.">Postembedding immunohistochemical demonstration of antigen in experimental polyarthritis using plastic embedded whole joints.</a> Histochemistry. 73, 439-446 (1981).</li><li>Böck, P. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=.">.</a> Romeis Mikroskopische Technik. , 1-697 (1989).</li><li>Suvarna, K. S., Layton, C., Bancroft, J. D., Suvarna, K. S., Layton, C., Bancroft, J. D. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=.">.</a> Bancroft's theory and practice of histological techniques. , 1-654 (2013).</li><li>Knust, J., Ochs, M., Gundersen, H. J., Nyengaard, J. R. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Stereological+estimates+of+alveolar+number+and+size+and+capillary+length+and+surface+area+in+mice+lungs.">Stereological estimates of alveolar number and size and capillary length and surface area in mice lungs.</a> Anat Rec (Hoboken). 292, 113-122 (2009).</li><li>Nyengaard, J. R., Gundersen, H. J. G. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Sampling+for+stereology+in+lungs.">Sampling for stereology in lungs.</a> Eur Respir Rev. 15, 107-114 (2006).</li><li>Junatas, K. L., et al. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Stereological+analysis+of+size+and+density+of+hepatocytes+in+the+porcine+liver.">Stereological analysis of size and density of hepatocytes in the porcine liver.</a> J Anat. 230, 575-588 (2017).</li></ol>

جيل من المصرف البيولوجي عينة مجموعات من النماذج الحيوانية النقانق يتطلب تقنيات قوية والبروتوكولات لتحديد حجم الجهاز/الأنسجة، جيل استنساخه من الممثل، عينات الأنسجة الزائدة مناسبة لمجموعة واسعة نطاق من أساليب تحليل مختلفة، التعشيه التوجه لأقسام عينة للتحاليل الكمية ستيريولوجيكال. الأس?...

<table>
	<tbody>
		<tr>
			<td>Agar</td>
			<td>Carl Roth GmbH, Germany</td>
			<td>Agar (powder), Cat.: 5210.3</td>
			<td>Dissolve approximately 1 g of agar in 10 ml cold water in a glass or plastic beaker, heat in microwave-oven at 700 W, boil the solution twice with rigorous stirring. Cast into mold while still warm and let solidify. Caution: While handling with hot liquid agar, wear protective goggles and gloves.</td>
		</tr>
		<tr>
			<td>Caliper</td>
			<td>Hornbach Baumarkt GmbH, Bornheim, Germany</td>
			<td>Schieblehre Chrom/Vernickelt 120 mm Cat.: 3664902</td>
			<td>Any kind of caliper (mechanical or electronic) will do as well.</td>
		</tr>
		<tr>
			<td>Casting molds (metal)</td>
			<td>Engelbrecht Medizin &#38; Labortechnik, Ederm&#252;nde, Germany</td>
			<td>Einbettsch&#228;lchen aus Edelstahl, 14 x 24 x 5 mm, Cat.: 14302b</td>
			<td>Any other kind of metal casting mold used for paraffin-embedding will do as well.</td>
		</tr>
		<tr>
			<td>Copy templates of cross grids (5mm - 6 cm)</td>
			<td>n.a.</td>
			<td>n.a.</td>
			<td>Copy templates of cross grids (5mm - 6 cm) are provided in the supplemental data file of Albl et al.&#160; Toxicol Pathol. 44, 414-420, doi: 10.1177/0192623316631023 (2016)</td>
		</tr>
		<tr>
			<td>Copy templates of equiangular and cosine-weighted circles</td>
			<td>n.a.</td>
			<td>n.a.</td>
			<td>Copy templates of equiangular and cosine-weighted circles are provided in Nyengaard &#38; Gundersen. Eur Respir Rev. 15, 107-114, doi: 10.1183/09059180.00010101 (2006) and in Gundersen et al. Stereological Principles and Sampling Procedures for Toxicologic Pathologists. In: Haschek and Rousseaux&#180;s Handbook of Toxicologic Pathology. 3rd ed, 215-286, ISBN: 9780124157590 (2013).</td>
		</tr>
		<tr>
			<td>Foldback clamps (YIHAI binder clips, 15 mm and 19 mm)</td>
			<td>Ningbo Tianhong Stationery Co ltd., China</td>
			<td>Y10006 and Y10005</td>
			<td>Any other type of standard office foldback clamps will do as well.</td>
		</tr>
		<tr>
			<td>Forceps (anatomical)</td>
			<td>NeoLab Migge GmbH, Heidelberg, Germany</td>
			<td>neoLab Standard -Pinzette 130 mm, anatomisch, rund, Cat.: 1-1811</td>
			<td>Any type of anatomical forceps will do.</td>
		</tr>
		<tr>
			<td>Formaldehyde-solution 4%</td>
			<td>SAV-Liquid Produktion GmbH, Flintsbach, Germany</td>
			<td>Formaldehyd 37/40 %, Cat.: 1000411525005</td>
			<td>Dilute to 4% from concentrated solution. Buffer to neutral pH. Wear appropriate eye-, hand- and respiratory protection. Process tissue samples fixed in formaldehyde solution under an exhaust hood and wear protective goggles and laboratory gloves.</td>
		</tr>
		<tr>
			<td>Graph paper (for calibration)</td>
			<td>B&#252;romarkt B&#246;ttcher AG, Jena, Germany. www.bueromarkt-ag.de</td>
			<td>Penig Millimeterpapier A4, Cat.: 2514</td>
			<td>Any type of graph paper (scaled in millimeter) will do.</td>
		</tr>
		<tr>
			<td>Laboratory beakers (5ml, 10 ml, 50 ml, 100 ml)</td>
			<td>NeoLab Migge GmbH, Heidelberg, Germany</td>
			<td>Becherglas SIMAX&#174; , niedrige Form, Borosilikatglas 3.3 Cat.: E-1031, E-1032, E-1035, E-1036</td>
			<td>Any kind of glass- or plastic beakers of 5 &#8211; 100 ml volume will do.</td>
		</tr>
		<tr>
			<td>Laboratory scale(s)</td>
			<td>Mettler Toledo GmbH, Gie&#223;en, Germany</td>
			<td>PM6000</td>
			<td rowspan="2">Any standard laboratory scales with measuring ranges between 0.1 mg to approximately 20 g, respectively between 100 mg to approximately 500 g will do</td>
		</tr>
		<tr>
			<td></td>
			<td>Sartorius AG, G&#246;ttingen, Germany</td>
			<td>BP61S</td>
		</tr>
		<tr>
			<td>Microtome blades</td>
			<td>Engelbrecht Medizin &#38; Labortechnik, Ederm&#252;nde, Germany</td>
			<td>FEATHER Microtome blasdes S35, Cat.:14700</td>
			<td>Any kind of single-use microtome blades will do.</td>
		</tr>
		<tr>
			<td rowspan="2">Morphometry/planimetry software/system</td>
			<td>National Institute of Health (NIH)</td>
			<td>ImageJ</td>
			<td>Download from https://www. imagej.nih.gov/ij/ (1997).</td>
		</tr>
		<tr>
			<td>Zeiss-Kontron, Eching, Germany</td>
			<td>VideoplanTM image analysis system</td>
			<td>Out of stock</td>
		</tr>
		<tr>
			<td>Photo camera</td>
			<td>Nikon</td>
			<td>D40</td>
			<td>Any kind of digital photocamera that can be mounted to a tripod&#160; will do.</td>
		</tr>
		<tr>
			<td>Plastic transparencies</td>
			<td>Avery Zweckform GmbH, Oberlaindern, Germany</td>
			<td>Laser Overhead-Folie DINA4 Cat.:&#160; 3562</td>
			<td>Any (laser)-printable plastic transparency will do.</td>
		</tr>
		<tr>
			<td>Random number tables</td>
			<td>n.a.</td>
			<td>n.a.</td>
			<td>Random number tables can conveniently be generated (with defined numbers of random numbers and within defined intervals), using random number generators, such as: https://www.random.org/</td>
		</tr>
		<tr>
			<td>Razor blades</td>
			<td>Plano GmbH, Wetzlar, Germany</td>
			<td>T5016</td>
			<td>Any kind of razor blades will do.</td>
		</tr>
		<tr>
			<td>Ruler</td>
			<td>B&#252;romarkt B&#246;ttcher AG, Jena, Germany. www.bueromarkt-ag.de</td>
			<td>Office-Point Lineal 30 cm, Kunststoff, transparent, Cat.: ln30</td>
			<td>Any kind of cm-mm-scaled ruler will do as well.</td>
		</tr>
		<tr>
			<td>Saline (0.9%)</td>
			<td>Carl Roth GmbH, Germany</td>
			<td>Natriumchlorid, &#62;99% Cat.: 0601.1</td>
			<td>To prepare 0.9% saline, dissolve 9 g NaCl in 1000 ml of distilled water at 20&#176;C.</td>
		</tr>
		<tr>
			<td>Scalpel blades</td>
			<td>Aesculap AG &#38; Co KG, Tuttlingen, Germany</td>
			<td>BRAUN Surgical blades N&#176;22</td>
			<td>Any kind of scalpel blades will do.</td>
		</tr>
		<tr>
			<td>Scanner</td>
			<td>Hewlett-Packard</td>
			<td>hp scanjet 7400c</td>
			<td>Any type of standard office scanner capable of scanning with resolutions from 150-600 dpi will do.</td>
		</tr>
		<tr>
			<td>Slicing devices</td>
			<td>n.a.</td>
			<td>n.a.</td>
			<td>Examples forself constructed slicing devices can be found in Knust, et al. Anatomical record. 292, 113-122, doi: 10.1002/ar.20747 (2009) and in the supplemental data file of Albl et al.&#160; Toxicol Pathol. 44, 414-420, doi: 10.1177/0192623316631023 (2016).</td>
		</tr>
		<tr>
			<td>Spherical casting molds (e.g., in 25.5 mm diameter)</td>
			<td>Pralinen-Zutaten.de, Windach, Germany</td>
			<td>Pralinen-Hohlkugeln Vollmilch, 25.5 mm</td>
			<td>Spherical casting molds can as well be be self-constructed, or obtained from other confectioner suppliers (for for pralines). The casting molds indicated here are actually the package/wrapping of hollow pralines bodies (first eat the pralines and then use the package for generation of i-sector sections)</td>
		</tr>
		<tr>
			<td>Thin wire</td>
			<td>Basteln &#38; Hobby Schobes, Stra&#223;furth, Germany. www,bastel-welt.de</td>
			<td>Messingdraht (0.3 mm) Cat.: 216464742</td>
			<td>Any other kind of thin wire will also do.</td>
		</tr>
		<tr>
			<td>Tissue paper</td>
			<td>NeoLab Migge GmbH, Heidelberg, Germany</td>
			<td>Declcate Task Wipes-White, Cat.: 1-5305</td>
			<td>Any other kind of laboratory tissue paper will do as well.</td>
		</tr>
		<tr>
			<td>Waterproof pen</td>
			<td>Staedler Mars GmbH &#38; Co KG, N&#252;rnberg, Grmany</td>
			<td>Lumocolor permanent 313, 0.4 mm, S, black, Cat.: 313-2</td>
			<td>Any other kind of waterproof pen will do as well.</td>
		</tr>
	</tbody>
</table>

sampling strategies and processing of biobank tissue samples from porcine biomedical models

في البحوث الطبية متعدية الجنسيات، أصبحت نماذج الخنزير اطراد أكثر شعبية. النظر في القيمة العالية للحيوانات الفردية، ولا سيما من الخنازير المعدلة وراثيا نماذج، وعدد الحيوانات المتوفرة لهذه النماذج محدودة غالباً، إنشاء مجموعات المصرف (البيولوجي) لعينات الأنسجة المجهزة على نحو كاف يناسب طائفة واسعة من أساليب التحاليل اللاحقة، بما في ذلك التحليلات غير محدد في النقطة الزمنية لأخذ العينات، تمثل النهج ذات مغزى الاستفادة الكاملة من قيمة متعدية للنموذج. فيما يتعلق بالخصائص المميزة للتشريح الخنزير، أنشئت مؤخرا مبادئ توجيهية شاملة لجيل موحدة للممثل، ونماذج عالية الجودة من الخنزير وأنسجة مختلفة. هذه المبادئ التوجيهية شرطان أساسيان لإمكانية تكرار نتائج النتائج وقابليتها للمقارنة بين مختلف الدراسات والمحققين. تسجيل البيانات الأساسية، مثل الأوزان الجهاز ووحدات التخزين، وتحديد مواقع أخذ العينات، وإعداد عينات الأنسجة إلى يتم إنشاؤها، فضلا عن التوجه، وحجمها وتجهيز واتجاهات التشذيب، هي من العوامل ذات الصلة تحديد جينيراليزابيليتي وقابليتها للاستخدام من العينة للتحليلات المورفولوجية الجزيئية والنوعي والكمي. هنا، مظاهرة توضيحية، عمليا، خطوة بخطوة التقنيات الأكثر أهمية لجيل ممثل، عينة المصرف البيولوجي متعددة الأغراض من أنسجة الخنزير ويرد. الأساليب الموصوفة هنا تشمل تحديد حجم الجهاز/الأنسجة والكثافة، تطبيق إجراء المرجحة حجم عينة عشوائية منتظمة لأجهزة متني بتحديد مدى تقلص الأنسجة عد نقطة، تتصل بتضمين النسيجي من العينات، وتوليد العينات عشوائياً موجها لتحليلات ستيريولوجيكال الكمية، مثل الخواص موحدة عشوائي (أيار) المقاطع الناجمة عن أساليب "أورينتاتور" و "إيسيكتور"، والزي العمودي عشوائي (فور) المقاطع.

تقنية غمر لتحديد كثافة الأنسجة/الجهاز
رقم 12A ب- يظهر تصميم الممثل كثافة وحجم الكلي الخنزير باستخدام تقنية غمر هو موضح في الخطوة 1، 1 (الشكل 1و الشكل 2). وترد نتائج أكثر تمثيلاً لقياسات ?...

Watch this Scientific Journal Video about Sampling Strategies and Processing of Biobank Tissue Samples from Porcine Biomedical Models at JoVE.com

Sampling Strategies and Processing of Biobank Tissue Samples from Porcine Biomedical Models

استراتيجيات أخذ العينات وتجهيزها لعينات الأنسجة المصرف البيولوجي من النماذج الطبية الخنزير

هي أثبت التطبيق العملي والأداء لطرق لتوليد عينات الأنسجة التمثيلية من نماذج حيوانية الخنزير لمجموعة واسعة من التحليلات المصب في مشاريع المصرف البيولوجي، بما في ذلك فولوميتري، عينة عشوائية منتظمة، وتجهيز فرق لعينات الأنسجة لأنواع التحليلات الجزيئية والسمات النوعية والكمية.

In translational medical research, porcine models have steadily become more popular. Considering the high value of individual animals, particularly of ...

Research

JoVE Journal

Medicine

Generation of Alginate Microspheres for Biomedical Applications

جيل من المجهرية الجيني للتطبيقات الطبية الحيوية

Alginate-based materials have received considerable attention for biomedical applications because of their hydrophilic nature, biocompatibility, and ...

How to Measure Cortical Folding from MR Images: a Step-by-Step Tutorial to Compute Local Gyrification Index

كيفية قياس الطي القشرية من صور MR : برنامج تعليمي خطوة بخطوة لحساب الرقم القياسي المحلي Gyrification

Cortical folding (gyrification) is determined during the first months of life, so that adverse events occurring during this period leave traces that will ...

Processing of Primary Brain Tumor Tissue for Stem Cell Assays and Flow Sorting

تجهيز الدماغ الأولية للفحوصات الأنسجة السرطانية والخلايا الجذعية تدفق الفرز

Brain tumors are typically comprised of morphologically diverse cells that express a variety of neural lineage markers. Only a relatively small fraction ...

Isolation and Functional Characterization of Human Ventricular Cardiomyocytes from Fresh Surgical Samples

عزل وتوصيف وظيفي من الإنسان البطيني العضلية من العينات الجراحية الطازجة

Cardiomyocytes from diseased hearts are subjected to complex remodeling processes involving changes in cell structure, excitation contraction coupling and ...

The Bovine Lung in Biomedical Research: Visually Guided Bronchoscopy, Intrabronchial Inoculation and In Vivo Sampling Techniques

The Bovine Lung in Biomedical Research: Visually Guided Bronchoscopy, Intrabronchial Inoculation and In Vivo Sampling Techniques

والبقري الرئة في البحوث الطبية الحيوية: إذ تسترشد بصريا القصبات، داخل القصبة التلقيح و<em&gt; في فيفو</em&gt; تقنيات أخذ العينات

There is an ongoing search for alternative animal models in research of respiratory medicine. Depending on the goal of the research, large animals as ...

Unbiased Deep Sequencing of RNA Viruses from Clinical Samples

تسلسل عميق متحيز من الحمض النووي الريبي الفيروسات من العينات السريرية

Here we outline a next-generation RNA sequencing protocol that enables de novo assemblies and intra-host variant calls of viral genomes collected from ...

Absorption of Nasal and Bronchial Fluids: Precision Sampling of the Human Respiratory Mucosa and Laboratory Processing of Samples

امتصاص السوائل الآنف والشعب الهوائية: دقة أخذ العينات البشرية الغشاء المخاطي للجهاز التنفسي وتجهيز مختبر عينات

The methods of nasal absorption (NA) and bronchial absorption (BA) use synthetic absorptive matrices (SAM) to absorb the mucosal lining fluid (MLF) of the ...

Improvement of a Closed Chest Porcine Myocardial Infarction Model by Standardization of Tissue and Blood Sampling Procedures

تحسين نموذج احتشاء عضلة القلب الخنزير الصدر مغلقة بتوحيد إجراءات أخذ عينات الدم والأنسجة

Myocardial ischemia reperfusion (I/R) injury contributes to almost half of the necrotic area after myocardial infarction. To date there is no approved ...

Assessment of Kidney Function in Mouse Models of Glomerular Disease

تقييم لوظيفة الكلي في نماذج الماوس من المرض الكبيبي

The use of murine models to mimic human kidney disease is becoming increasingly common. Our research is focused on the assessment of glomerular function ...

Human Subcutaneous Adipose Tissue Sampling Using a Mini-Liposuction Technique

أخذ عينات من الأنسجة الدهنية البشرية تحت الجلد باستخدام تقنية شفط الدهون المصغرة

Studies on adipose tissue are useful in understanding metabolic and other conditions. Human subcutaneous adipose tissue is accessible. With appropriate ...