作者: gastritis 時間: 2025-3-21 20:23
Endothelial and fibroblast viability assays for tissue allograftsthe primary consideration. The viability of any tissue after cryopreservation is dependent in part upon handling during procurement and prefreezing storage. Any exposure to non-physiological conditions, such as ischemia, hypoxia, or anoxia causes direct toxicity to most cell types or sensitizes the 作者: 不給啤 時間: 2025-3-22 03:19
A. Charles Yankah (Consultant),Roland Hetzer (Prof作者: 講個故事逗他 時間: 2025-3-22 07:12 作者: 全部逛商店 時間: 2025-3-22 10:10
fts, as well as their clinical use. No doubt, at present, cardiac valve allografts of one sort or another are the devices of choice for conduits and have an important place in the surgery of aortic valve replacement. Even so, in the mind of this writer at least, the future usefulness of allografts for the rep978-3-642-72422-0978-3-642-72420-6作者: ineptitude 時間: 2025-3-22 13:07 作者: ineptitude 時間: 2025-3-22 19:50 作者: 滋養(yǎng) 時間: 2025-3-23 01:00 作者: 鎮(zhèn)壓 時間: 2025-3-23 01:23 作者: GLUT 時間: 2025-3-23 07:18
Contribution for discussion: Heart valve procurement in Berlinal reasons. In December 1986, the Berlin Heart Valve Procurement Program was initiated by the German Heart Center (2). Since then, two main sources for heart valve procurement have been established: (1) heart transplant recipients and (2) multi-organ donors.作者: 恭維 時間: 2025-3-23 10:43
Basic principles of transplantation immunologyears as, for example, expressed in former centuries by paintings and sculptures showing the saints Cosmas and Damian — rather than devils — grafting a deceased black man’s leg onto a white patient, whose own leg had to be amputated.作者: Initial 時間: 2025-3-23 17:43
Notch Effects in Fatigue and Fracture in the extension of allogeneic valve surgery. In the past, organ donors who were not suitable for cardiac transplantation provided a significant source for allogeneic valve procurement; however, with the increasing number of cardiac transplant procedures and the extension of the classical criteria 作者: 吊胃口 時間: 2025-3-23 19:53
Notch Effects in Fatigue and Fractureto those sterilised by other methods (7, 9, 12, 20). Antibiotic sterilised aortic valves were first used clinically in 1968 at Green Lane Hospital. Since then, many antibiotic formulae have been devised.作者: Eclampsia 時間: 2025-3-23 22:41 作者: SMART 時間: 2025-3-24 04:51
Recent Advances on NOTCH Signaling in T-ALL, malfunction. The logistics of tissue procurement for transplantation are such that some method of tissue preservation is highly desirable. To date, the most common method of preservation has been hypothermic storage, either cold storage above freezing (usually 4 °C) or else cryopreservation and sto作者: 深陷 時間: 2025-3-24 09:18 作者: 整潔 時間: 2025-3-24 11:29
Notch Ligands for Lymphocyte Developmenty instances, particularly paediatric surgery, it is the valve of choice due to its non-obstructive flow, relative freedom from calcification and thromboembolism without anticoagulation therapy. In order to permit valve size matching for recipients, it is necessary to find methods of storage which wi作者: 預(yù)定 時間: 2025-3-24 16:37 作者: 審問,審訊 時間: 2025-3-24 22:59 作者: Enrage 時間: 2025-3-25 02:24 作者: Breach 時間: 2025-3-25 05:13
Exosomes as Carriers for Notch Molecules,al reasons. In December 1986, the Berlin Heart Valve Procurement Program was initiated by the German Heart Center (2). Since then, two main sources for heart valve procurement have been established: (1) heart transplant recipients and (2) multi-organ donors.作者: 名字 時間: 2025-3-25 08:37
Notch Signaling in Embryology and Cancerears as, for example, expressed in former centuries by paintings and sculptures showing the saints Cosmas and Damian — rather than devils — grafting a deceased black man’s leg onto a white patient, whose own leg had to be amputated.作者: Leisureliness 時間: 2025-3-25 12:08 作者: FLAX 時間: 2025-3-25 17:46
Ginger L. Hunter,Edward Ginigerally performed in children. Many conduits have been utilised for this purpose; however, fresh antibiotic sterilised aortic homografts have yielded the best long-term results (1–2). These results are suboptimal due to unpredictable calcification of the conduit which occurs at various intervals, and t作者: 胰臟 時間: 2025-3-25 22:54
J?rg Reichrath,Sandra Reichrathagulants thromboembolism, haemorrhage and usually sudden death as complications seen with mechanical valves. However, some doubts remained on cellular viability of allografted valve endothelial cells and fibroblasts as well as the possibility of immunological mediated allograft rejection. We investi作者: COM 時間: 2025-3-26 02:20 作者: 晚間 時間: 2025-3-26 06:07 作者: occurrence 時間: 2025-3-26 11:36 作者: aquatic 時間: 2025-3-26 14:42
978-3-642-72422-0Dr. Dietrich Steinkopff Verlag GmbH & Co. KG, Darmstadt 1988作者: Chemotherapy 時間: 2025-3-26 20:43 作者: annexation 時間: 2025-3-26 23:13 作者: Adherent 時間: 2025-3-27 01:36 作者: Directed 時間: 2025-3-27 05:43 作者: intuition 時間: 2025-3-27 10:11 作者: Blatant 時間: 2025-3-27 17:13 作者: Barter 時間: 2025-3-27 18:41 作者: Coronation 時間: 2025-3-27 22:27
Shahrzad Bahrampour,Stefan ThorAlthough the allograft aortic valve is celebrating 25 years of clinical use, very few of the normally asked clinical questions have actually been resolved.作者: averse 時間: 2025-3-28 04:19
Evolution of the biological concept in cardiac surgery: A Pilgrim’s ProgressIt is an honour and a great pleasure to contribute to the celebration of 25 years of adherence to the biological valve principle.作者: 財政 時間: 2025-3-28 07:34
Pathology of human explanted aortic valve homografts: A comparative morphological study with porcineAortic valve homografts and porcine aortic valve bioprostheses differ mainly in two aspects: a slightly different anatomy — particularly at the commissures — and different methods of preservation, namely, antibiotic sterilisation in the former, and glutaraldehyde fixation in the latter.作者: Intentional 時間: 2025-3-28 14:18
Antigenicity and fate of cellular components of heart valve allograftsAlthough the allograft aortic valve is celebrating 25 years of clinical use, very few of the normally asked clinical questions have actually been resolved.作者: chastise 時間: 2025-3-28 15:43
posite sides ofthe world, Sir Brian Barratt-Boyes in Auckland, New Zealand, and Mr. Donald Ross in London, undertook to use allografts for the replacement of diseased aortic valves. Since that time the global interest in allografts has been patchy, episodic, and without a con- sensus. Nonetheless, f作者: 名次后綴 時間: 2025-3-28 19:05
Notch Effects in Fatigue and Fracturece for allogeneic valve procurement; however, with the increasing number of cardiac transplant procedures and the extension of the classical criteria for the selection of cardiac donors (1) this number is further decreasing.作者: Corroborate 時間: 2025-3-28 23:23
Notch Ligands for Lymphocyte Developmentboembolism without anticoagulation therapy. In order to permit valve size matching for recipients, it is necessary to find methods of storage which will maintain cellular viability. The best method which allows infinite, convenient storage is cryopreservation.作者: Common-Migraine 時間: 2025-3-29 05:34
https://doi.org/10.1007/978-981-10-4971-2rk, the aortic homograft has become established as an accepted replacement for the diseased aortic valve and has now become an important part of the cardiac surgeon’s armamentarium. Difficulties of harvesting, preservation and surgical technique have been largely overcome. Cryopreservation seems to represent a distinct advance in preservation.作者: JOG 時間: 2025-3-29 07:41
Thomas Gridley,Andrew K. Grovesfreeze and gamma ray irradiation — potentiated early degeneration and calcification. Thus disappointing clinical results, combined with the ready availability of commercially prepared porcine heterografts in a wide range of sizes (so each institution could maintain a full inventory) led to the dismantling of most institutions’ tissue banks.作者: Observe 時間: 2025-3-29 13:58
J?rg Reichrath,Sandra Reichratht to repeat the large animal experimental model studies performed by Gross in order to compare storage of aortic homografts using current techniques of cryopreservation relative to simple storage in a nutrient medium at 4 °C.作者: VOK 時間: 2025-3-29 16:19 作者: 厚顏無恥 時間: 2025-3-29 21:53
Notch Signaling in Cancer Stem Cells, male with a head trauma and was procured under sterile conditions in a vital state 11 hours after death. We put it in a nutrient medium at 4 °C for 11 days, and afterwards the graft was cryopreserved and stored for 208 days. Postoperatively, the recipient developed aortic regurgitation due to sagging of the non-coronary leaflet.作者: delta-waves 時間: 2025-3-30 01:39
Allogeneic valve procurement in cardiac transplantationce for allogeneic valve procurement; however, with the increasing number of cardiac transplant procedures and the extension of the classical criteria for the selection of cardiac donors (1) this number is further decreasing.作者: 取消 時間: 2025-3-30 06:06
Factors affecting the viability of cryopreserved allograft heart valvesboembolism without anticoagulation therapy. In order to permit valve size matching for recipients, it is necessary to find methods of storage which will maintain cellular viability. The best method which allows infinite, convenient storage is cryopreservation.作者: NATTY 時間: 2025-3-30 12:18 作者: 作繭自縛 時間: 2025-3-30 15:04
Contribution for discussion: Problems of homograft procurementfreeze and gamma ray irradiation — potentiated early degeneration and calcification. Thus disappointing clinical results, combined with the ready availability of commercially prepared porcine heterografts in a wide range of sizes (so each institution could maintain a full inventory) led to the dismantling of most institutions’ tissue banks.作者: Glutinous 時間: 2025-3-30 17:06 作者: 原始 時間: 2025-3-30 21:29 作者: fatuity 時間: 2025-3-31 03:57
Discussion male with a head trauma and was procured under sterile conditions in a vital state 11 hours after death. We put it in a nutrient medium at 4 °C for 11 days, and afterwards the graft was cryopreserved and stored for 208 days. Postoperatively, the recipient developed aortic regurgitation due to sagging of the non-coronary leaflet.作者: 思想流動 時間: 2025-3-31 08:22
D. Kocańda,S. Kocańda,H. Tomaszek 10). The purpose of this communication, therefore, is to define viable and nonviable allografts (cellular components) which are generally in use in clinical practice and to establish some guidelines for future assessment.作者: Fatten 時間: 2025-3-31 12:27 作者: Palate 時間: 2025-3-31 17:09 作者: airborne 時間: 2025-3-31 20:40
Immunohistopathology of cardiac valve allograft explantseriods of implantation the usual cryopreserved cadaver heart valves are completely, or at least almost, devoid of viable donor cells and that viable cells within the transplant to a major extent represent inflammatory cells, in particular macrophages of probable host origin.作者: 面包屑 時間: 2025-4-1 00:19 作者: 行乞 時間: 2025-4-1 04:50
Ginger L. Hunter,Edward Ginigero various degrees of severity. We, along with others, have questioned the possible relationship between immunogenicity and these degenerative changes (3–6). The results of our investigation are the basis of this report.作者: 種子 時間: 2025-4-1 07:37
Conference proceedings 1988es ofthe world, Sir Brian Barratt-Boyes in Auckland, New Zealand, and Mr. Donald Ross in London, undertook to use allografts for the replacement of diseased aortic valves. Since that time the global interest in allografts has been patchy, episodic, and without a con- sensus. Nonetheless, for the las
