Anatomia Histologia Embryologia最新文献

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Congenital Diaphragm Defect in a Neonatal Southern White Rhinocerus (Ceratotherium simum simum) 新生儿南白犀牛(Ceratotherium simum simum)先天性膈肌缺损。
IF 0.9 4区 农林科学
Anatomia Histologia Embryologia Pub Date : 2026-08-07 DOI: 10.1111/ahe.70163
Monika Egerbacher, Doreen Kendel, Ingrid Walter, Andreas Artmann
{"title":"Congenital Diaphragm Defect in a Neonatal Southern White Rhinocerus (Ceratotherium simum simum)","authors":"Monika Egerbacher,&nbsp;Doreen Kendel,&nbsp;Ingrid Walter,&nbsp;Andreas Artmann","doi":"10.1111/ahe.70163","DOIUrl":"10.1111/ahe.70163","url":null,"abstract":"<div>\u0000 \u0000 <p>The morphogenesis of the diaphragm requires a coordinated development of different components with potential of malformation. Diaphragmatic herniation has rarely been reported in large animals and has not been described in a rhinoceros. An 8-day-old- female southern white rhinoceros calf was diagnosed with congenital diaphragmatic hernia with large parts of the intestine translocated in the thoracic cavity. Gross necropsy revealed bilateral Bochdalek hernia, severe damage of the intestinal tract and congestion of both lungs. Histologic findings demonstrated lung hypoplasia and severe pneumonia due to regurgitation and aspiration of nutritional components.</p>\u0000 </div>","PeriodicalId":49290,"journal":{"name":"Anatomia Histologia Embryologia","volume":"55 5","pages":""},"PeriodicalIF":0.9,"publicationDate":"2026-08-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148686112","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Amylin Coexisting With Peptide YY (PYY) and Amylin/PYY Cells Correspond to Subpopulations of Glucagon- and Glucagon-Like Peptide-1-Immunoreactive Cells in the Japanese Eel (Anguilla japonica) Pancreas 胰淀素与肽YY (PYY)共存,胰淀素/PYY细胞与胰高血糖素和胰高血糖素样肽-1免疫反应细胞亚群对应。
IF 0.9 4区 农林科学
Anatomia Histologia Embryologia Pub Date : 2026-08-06 DOI: 10.1111/ahe.70161
Hirohumi Suzuki, Toshiharu Yamamoto
{"title":"Amylin Coexisting With Peptide YY (PYY) and Amylin/PYY Cells Correspond to Subpopulations of Glucagon- and Glucagon-Like Peptide-1-Immunoreactive Cells in the Japanese Eel (Anguilla japonica) Pancreas","authors":"Hirohumi Suzuki,&nbsp;Toshiharu Yamamoto","doi":"10.1111/ahe.70161","DOIUrl":"10.1111/ahe.70161","url":null,"abstract":"<div>\u0000 \u0000 <p>The distribution of amylin-like substances was investigated by immunohistochemistry in the pancreas of the Japanese eel (<i>Anguilla japonica</i>). Amylin-immunoreactive cells were observed in pancreatic islets. These immunostaining profiles were not observed by the preabsorption of the anti-amylin serum with synthetic amylin, indicating that the serum specifically recognized eel amylin-like peptide. Almost all amylin-immunoreactive cells were immunopositive for peptide YY, suggesting that amylin and peptide YY co-secreted from the islet cells might participate in the modulation of insulin and glucagon secretion in the pancreatic islets. In addition, weakly glucagon-immunopositive cells, but not densely glucagon-immunopositive cells, also corresponded to amylin-immunoreactive cells. The subpopulation of glucagon-immunoreactive and glucagon-like peptide-1-immunoreactive cells was also immunopositive for peptide YY. These results suggest that amylin and peptide YY, and also presumably glucagon-like peptide-1, are co-secreted from the amylin/peptide YY cells, and these three peptides modulate food intake through the central nervous system in addition to intrainsular functions.</p>\u0000 </div>","PeriodicalId":49290,"journal":{"name":"Anatomia Histologia Embryologia","volume":"55 5","pages":""},"PeriodicalIF":0.9,"publicationDate":"2026-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148681115","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Computed Tomography–Based Anatomical and Morphometric Analysis of the Left and Right Gastric Arteries in a Vietnamese Population 基于计算机断层扫描的越南人群左、右胃动脉解剖和形态计量学分析。
IF 0.9 4区 农林科学
Anatomia Histologia Embryologia Pub Date : 2026-08-05 DOI: 10.1111/ahe.70162
Ho Nguyen Anh Tuan, Nguyen Dinh Luan, Huynh Quang Huy, Cao Nguyen Hoai Thuong, Do Thanh Tung
{"title":"Computed Tomography–Based Anatomical and Morphometric Analysis of the Left and Right Gastric Arteries in a Vietnamese Population","authors":"Ho Nguyen Anh Tuan,&nbsp;Nguyen Dinh Luan,&nbsp;Huynh Quang Huy,&nbsp;Cao Nguyen Hoai Thuong,&nbsp;Do Thanh Tung","doi":"10.1111/ahe.70162","DOIUrl":"10.1111/ahe.70162","url":null,"abstract":"<div>\u0000 \u0000 <p>Anatomical variations of the left gastric artery (LGA) and right gastric artery (RGA) are clinically relevant for gastric surgery and endovascular interventions. This study aimed to characterize the origin, anatomical distribution and morphometric features of the LGA and RGA using 64-slice computed tomography (CT). A cross-sectional descriptive study was conducted on 385 individuals who underwent contrast-enhanced abdominal CT at Binh Dan Hospital between September 2024 and April 2025. The LGA originated from the celiac trunk in 91.9% of cases and was most frequently located between the lower one-third of T12 and the upper one-third of L1 (&gt; 61%). Its mean diameter and length were 2.7 ± 0.3 mm and 30.3 ± 9.3 mm, respectively, with the Type I branching pattern predominating, characterized by branches supplying the oesophagus, gastroesophageal junction and the lesser curvature. The mean distance from the abdominal aorta to the LGA was 19.6 ± 6.1 mm. The RGA was identified in 88.3% of cases and most commonly arose from the proper hepatic artery (72.9%), with a mean diameter of 1.6 ± 0.2 mm. An arterial arcade along the lesser curvature was observed in 81.3% of cases. These findings provide quantitative anatomical data that may support accurate identification of vascular landmarks during gastric surgery and facilitate appropriate catheter selection for endovascular procedures involving the LGA and RGA.</p>\u0000 </div>","PeriodicalId":49290,"journal":{"name":"Anatomia Histologia Embryologia","volume":"55 5","pages":""},"PeriodicalIF":0.9,"publicationDate":"2026-08-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148674619","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Anatomic, Radiographic, and Computed Tomographic Study of the Skull in the Persian Squirrel (Sciurus anomalus) 波斯松鼠(Sciurus anomalus)颅骨的解剖学、放射学和计算机层析成像研究
IF 0.9 4区 农林科学
Anatomia Histologia Embryologia Pub Date : 2026-07-31 DOI: 10.1111/ahe.70157
Ghasem Akbari, Mahdi Aliverdi-Looye-Salmani, Alireza Vajhi, Omid Zehtabvar, Atabak Shokrollahi
{"title":"Anatomic, Radiographic, and Computed Tomographic Study of the Skull in the Persian Squirrel (Sciurus anomalus)","authors":"Ghasem Akbari,&nbsp;Mahdi Aliverdi-Looye-Salmani,&nbsp;Alireza Vajhi,&nbsp;Omid Zehtabvar,&nbsp;Atabak Shokrollahi","doi":"10.1111/ahe.70157","DOIUrl":"https://doi.org/10.1111/ahe.70157","url":null,"abstract":"<div>\u0000 \u0000 <p>This study aimed to provide a comprehensive anatomical description of the skull of the Persian squirrel (<i>Sciurus anomalus</i>) and to compare these findings with computed tomography (CT) and radiographic features. In this study, four live adult male Persian squirrels were utilised for CT and radiographic imaging, and four dead adult male Persian squirrels were used for anatomical evaluations. The live subjects were anaesthetised to obtain standard diagnostic images. For anatomical preparation, the skin and musculature were meticulously removed. The skulls were then processed using boiling and maceration techniques to eliminate the remaining soft tissues. Hydrogen peroxide was employed for bleaching the bones. Finally, the prepared skulls were subjected to detailed morphological examination. The hypoglossal canal was observed to be double. Instead of a nuchal crest, a nuchal line was present. The jugular process was markedly small. A fossa was identified between the pterygoid bone and the pterygoid process of the basisphenoid bone. The pterygoid canal was located between the presphenoid and the palatine and pterygoid bones. The alar canal was absent. There was a distinct spinous foramen. The styloid process was absent. The cerebellar fossa of the petrous temporal bone was significantly enlarged. The zygomatic process of the temporal bone was relatively small. The zygomatic arch was markedly ventrally positioned. A thin zygomatic process of the maxillary bone was present. The incisive bone was highly developed. The nasal process of the incisive bone articulated with the frontal bone. The maxilla possessed a distinct facial tuberosity. The endoturbinates III and IV were large. The incisor teeth were in a close relationship with the nasal cavity. The interfrontal and interparietal sutures were not visible. The CT and radiographic images obtained in this research can serve as a diagnostic reference for the cranial anatomy of the Persian squirrel, facilitating the interpretation of pathological alterations in this species.</p>\u0000 </div>","PeriodicalId":49290,"journal":{"name":"Anatomia Histologia Embryologia","volume":"55 5","pages":""},"PeriodicalIF":0.9,"publicationDate":"2026-07-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148617349","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ultrastructure of the Epithelium of the Vaginal Complex During the Proestrus and Luteal Phases of the Estrous Cycle in the White-Eared Opossum (Didelphis albiventris) 白耳负鼠发情前期和黄体期阴道复合体上皮的超微结构。
IF 0.9 4区 农林科学
Anatomia Histologia Embryologia Pub Date : 2026-07-29 DOI: 10.1111/ahe.70160
Bruno Cesar Schimming, Tais Harumi de Castro Sasahara, Selma Maria Michelin Matheus
{"title":"Ultrastructure of the Epithelium of the Vaginal Complex During the Proestrus and Luteal Phases of the Estrous Cycle in the White-Eared Opossum (Didelphis albiventris)","authors":"Bruno Cesar Schimming,&nbsp;Tais Harumi de Castro Sasahara,&nbsp;Selma Maria Michelin Matheus","doi":"10.1111/ahe.70160","DOIUrl":"10.1111/ahe.70160","url":null,"abstract":"<p>The white-eared opossum (<i>Didelphis albiventris</i>) is a Neotropical opportunistic marsupial widely distributed in the Brazilian territory, occupying both open and forest formations. The anatomy of the marsupial female genital tract consists of two ovaries, oviducts, double uterus, two lateral vaginae, vaginal sinus and a urogenital sinus. The two lateral vaginae, vaginal sinus and urogenital sinus constitute the called vaginal complex that is the most variable part of the anatomy of the marsupial female tract. Thus, this study aimed to investigate the ultrastructure of the vaginal complex in the proestrus and luteal phases in the five females of <i>D. albiventris</i>. The vaginal surface is thrown into numerous longitudinal folds separated by furrows. The same morphological architecture was observed in the lining epithelium of the cranial, middle and caudal portions of the lateral vaginae. The lining epithelium of the lateral vaginae presented morphological changes according to the period of the estrous cycle studied: proestrus and luteal phases. The lining epithelium was formed by four cellular strata in the proestrus phase: basale, spinosum, granulosum and corneum. Keratin was present in the lumen of the lateral vaginae in the proestrus phase. The stratum corneum and keratin were not observed in the luteal phase. These findings agree with the previous studies in the Grey short-tailed opossum which is another Neotropical marsupial that inhabits Brazil and belongs to the Family Didelphidae. Moreover, this description makes available data that is fundamental to the studies of Neotropical marsupials reproductive biology.</p>","PeriodicalId":49290,"journal":{"name":"Anatomia Histologia Embryologia","volume":"55 5","pages":""},"PeriodicalIF":0.9,"publicationDate":"2026-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/ahe.70160","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148609767","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Canine Sacroiliac Joint: 2. Common Surface Variants 犬骶髂关节:2。常见表面变体。
IF 0.9 4区 农林科学
Anatomia Histologia Embryologia Pub Date : 2026-07-27 DOI: 10.1111/ahe.70159
Janek Gensicke, Mirjam Kalusa, Thomas Grochow, Rebecca L. Tartsch, Alexandra S. Klick, Christoph K. W. Mülling, Simone A. Fietz, Nicole Röhrmann
{"title":"The Canine Sacroiliac Joint: 2. Common Surface Variants","authors":"Janek Gensicke,&nbsp;Mirjam Kalusa,&nbsp;Thomas Grochow,&nbsp;Rebecca L. Tartsch,&nbsp;Alexandra S. Klick,&nbsp;Christoph K. W. Mülling,&nbsp;Simone A. Fietz,&nbsp;Nicole Röhrmann","doi":"10.1111/ahe.70159","DOIUrl":"10.1111/ahe.70159","url":null,"abstract":"<p>The canine sacroiliac joint (CSIJ) is crucial for transferring load between the axial skeleton and the pelvic limbs. However, the morphology of this joint beyond the primary articulation is not well characterized. This second study on the CSIJ aimed to systematically describe common morphological variants, including synovial surface area (SSA) shape types, non-fused ossification centers (NFOC), and accessory sacroiliac joints (ASIJ), and to assess their morphometric characteristics and potential biomechanical relevance. A total of 29 canine pelves (<i>n</i> = 58 CSIJ) were examined. SSA morphology was categorized, NFOC were identified based on characteristic surface interruptions of the articular surface, and ASIJ were documented in terms of frequency, localization, and size. Seven distinct SSA shape types were identified, with auricular, bifoliate, and phrygian cap–like configurations being the most prevalent. Only one-third of the examined joints exhibited the commonly described auricular or crescent shape. NFOC were present in 27.60% of CSIJ and occurred predominantly in dogs with a crown–rump length (CRL) exceeding 740 mm. Accessory articulations were detected in 74.10% of CSIJ. These were frequently bilateral and, in some cases, presented as multiple structures within a single joint. The ASIJ represented independent diarthrodial joints lined with hyaline cartilage. Their additional articular surface areas (AASA) correlated with body size and overall CSIJ dimensions. In conclusion, the examined CSIJ specimens demonstrated considerable anatomical variability extending beyond the primary articular surfaces. Variations in SSA morphology, the presence of NFOC, and the occurrence of ASIJ appear to represent frequent physiological variants rather than rare anomalies. Recognition of these features is essential for accurate anatomical characterization and imaging interpretation and provides a structural basis for future biomechanical and clinical investigations of the CSIJ.</p>","PeriodicalId":49290,"journal":{"name":"Anatomia Histologia Embryologia","volume":"55 5","pages":""},"PeriodicalIF":0.9,"publicationDate":"2026-07-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/ahe.70159","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148609755","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Computed Tomographic Volumetric Analysis of the Nasal Cavities in Domestic Cats (Felis catus) and Anatomical Implications for Intranasal Drug Delivery 家猫(Felis catus)鼻腔的计算机断层体积分析及其在鼻内给药中的解剖学意义。
IF 0.9 4区 农林科学
Anatomia Histologia Embryologia Pub Date : 2026-07-26 DOI: 10.1111/ahe.70158
Montel Charles, Charlier Hippolyte, Paquet Charlène, Jourdan Géraldine, Mogicato Giovanni
{"title":"Computed Tomographic Volumetric Analysis of the Nasal Cavities in Domestic Cats (Felis catus) and Anatomical Implications for Intranasal Drug Delivery","authors":"Montel Charles,&nbsp;Charlier Hippolyte,&nbsp;Paquet Charlène,&nbsp;Jourdan Géraldine,&nbsp;Mogicato Giovanni","doi":"10.1111/ahe.70158","DOIUrl":"10.1111/ahe.70158","url":null,"abstract":"<p>To perform a computed tomography (CT)-based volumetric assessment of the nasal cavities in domestic cats and to evaluate the relationship between nasal cavity volume and selected morphometric variables. Fifty-six European cats that underwent CT examination of the head were retrospectively included. Three-dimensional segmentation of the right and left nasal cavities was performed using dedicated software. Total, right, and left nasal cavity volumes were measured. Associations between nasal cavity volume and sex, age, and body weight were assessed using multiple linear regression analysis. Bilateral symmetry was evaluated using paired comparisons. Intra-observer reliability was determined using the intraclass correlation coefficient (ICC). Mean total nasal cavity volume was 6.74 ± 1.79 mL. No significant difference was observed between left (3.38 ± 0.92 mL) and right (3.36 ± 0.91 mL) nasal cavity volumes. Male cats exhibited significantly larger nasal cavity volumes than females (8.3 ± 1.7 mL vs. 5.8 ± 1.1 mL; <i>p</i> &lt; 0.001). No significant association was found between nasal cavity volume and age or body weight after adjustment for sex. Intra-observer agreement was excellent (ICC = 0.98). CT-based three-dimensional segmentation provides reliable volumetric assessment of the feline nasal cavities. Significant sexual dimorphism was identified, whereas laterality, age, and body weight had no significant influence on nasal cavity volume. The limited nasal cavity volume supports the use of low-volume, concentrated formulations for intranasal drug delivery in cats.</p>","PeriodicalId":49290,"journal":{"name":"Anatomia Histologia Embryologia","volume":"55 5","pages":""},"PeriodicalIF":0.9,"publicationDate":"2026-07-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13402763/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148594220","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Eye's Armour: Case Report of Cartilage in the Sclera of the Himalayan Golden Eagle and Focused Review of Vertebrate Ocular Skeletal Adaptations to Visual Ecology 眼睛的盔甲:喜马拉雅金鹰巩膜软骨的病例报告和脊椎动物眼骨骼适应视觉生态的重点综述。
IF 0.9 4区 农林科学
Anatomia Histologia Embryologia Pub Date : 2026-07-20 DOI: 10.1111/ahe.70156
Ghulam Mohammad Bhat, Nazish Aslam, Farah Syed, Javed Ahmad Khan
{"title":"The Eye's Armour: Case Report of Cartilage in the Sclera of the Himalayan Golden Eagle and Focused Review of Vertebrate Ocular Skeletal Adaptations to Visual Ecology","authors":"Ghulam Mohammad Bhat,&nbsp;Nazish Aslam,&nbsp;Farah Syed,&nbsp;Javed Ahmad Khan","doi":"10.1111/ahe.70156","DOIUrl":"10.1111/ahe.70156","url":null,"abstract":"<div>\u0000 \u0000 <p>The vertebrate eye, while commonly perceived as a soft-tissue structure, is reinforced in numerous taxa by an internal ocular skeleton composed of scleral cartilage and ossicles. This manuscript presents a histological case report documenting scleral cartilage in the Himalayan Golden Eagle (<i>Aquila chrysaetos daphanea</i>) and integrates these findings with a comprehensive synthesis of current understanding of the ocular skeleton's evolution, development and functional morphology. These findings are consistent with previously described avian scleral architecture. Although based on a single specimen, the study contributes additional histological observations for a large raptor species and provides a comparative perspective on vertebrate ocular skeletal organization. We demonstrate that the ocular skeleton is not merely a passive structural component but a dynamic, highly plastic system that has actively enabled visual radiations in response to distinct ecological demands. Histological examination of the eagle eye revealed a well-developed scleral stroma containing hyaline cartilage extending from the optic nerve posteriorly to the corneoscleral limbus anteriorly, consistent with the avian scleral cartilage <i>sensu stricto</i> cup morphology. By integrating ecological drivers of visual performance with comparative anatomy and developmental biology, we construct a unified model revealing how birds and teleosts leveraged homologous ancestral cartilage to solve fundamentally different biomechanical challenges: optical precision under accommodation-induced pressure in air versus hydrodynamic integrity during high-speed locomotion in water.</p>\u0000 </div>","PeriodicalId":49290,"journal":{"name":"Anatomia Histologia Embryologia","volume":"55 5","pages":""},"PeriodicalIF":0.9,"publicationDate":"2026-07-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148521520","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Creation of an MRI-Based Three-Dimensional Common Wombat (Vombatus ursinus) Brain Atlas and Linking Brain Morphometry to Wombat Behaviour 基于核磁共振成像的三维普通袋熊(Vombatus ursinus)脑图谱的创建和脑形态测量与袋熊行为的联系。
IF 0.9 4区 农林科学
Anatomia Histologia Embryologia Pub Date : 2026-07-01 DOI: 10.1111/ahe.70150
Natasha B. Anthoniel, Kristy R. Q. Goh, Timothy J. Stait-Gardner, Nyoman D. Kurniawan, Marianne D. Keller
{"title":"Creation of an MRI-Based Three-Dimensional Common Wombat (Vombatus ursinus) Brain Atlas and Linking Brain Morphometry to Wombat Behaviour","authors":"Natasha B. Anthoniel,&nbsp;Kristy R. Q. Goh,&nbsp;Timothy J. Stait-Gardner,&nbsp;Nyoman D. Kurniawan,&nbsp;Marianne D. Keller","doi":"10.1111/ahe.70150","DOIUrl":"10.1111/ahe.70150","url":null,"abstract":"<p>Marsupials lack a corpus callosum; in its place Diprodontia have a fasciculus aberrans connecting the hemispheres. However, despite this uniqueness, the realm of marsupial brain anatomy remains largely unexplored, especially through the lens of modern imaging techniques. Currently, there is a glaring absence of publicly available reference materials to explore normal brain morphometry to aid in defining and investigating marsupial neurodegenerative brain diseases. This study segmented magnetic resonance images of a wombat brain with an overall size of 41,745.46 mm<sup>3</sup> to create a three-dimensional atlas. The volume and ratio to the overall brain size of each segment were quantified. The common wombat has a moderate hippocampal formation (2464.34 mm<sup>3</sup>; 5.90%), thick hippocampal commissure (535.19 mm<sup>3</sup>; 1.28%), well-developed tectum (481.42 mm<sup>3</sup>; 1.15% and a large epithalamus; 53.96 mm<sup>3</sup>; 0.13%). The common wombat's moderately sized cerebellum (5181.99 mm<sup>3</sup>; 12.41%) with prominent folia and fissures but less folding may suggest the low need for complex motor movement when burrowing. The common wombat also has a large diencephalon (3104.70 mm<sup>3</sup>; 7.44%), large thalamus (2206.81 mm<sup>3</sup>; 5.29%), a moderately sized hypothalamus (530.71 mm<sup>3</sup>; 1.27%), moderately sized basal ganglia (caudoputamen) (1345.26 mm<sup>3</sup>; 3.22%) and moderately sized pons and medulla (2475.26 mm<sup>3</sup>; 5.93%).</p>","PeriodicalId":49290,"journal":{"name":"Anatomia Histologia Embryologia","volume":"55 4","pages":""},"PeriodicalIF":0.9,"publicationDate":"2026-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/ahe.70150","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148370765","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Examination of Morphometric Features of Accessory Bones in the Foot Using Computed Tomography 用计算机断层扫描检查足部附属骨的形态特征。
IF 0.9 4区 农林科学
Anatomia Histologia Embryologia Pub Date : 2026-06-23 DOI: 10.1111/ahe.70148
Tugce Ugur Kasar, Zeliha Fazliogullari, Mehmet Sedat Durmaz, Hamza Kasar, Ahmet Kagan Karabulut, Nadire Unver Dogan
{"title":"Examination of Morphometric Features of Accessory Bones in the Foot Using Computed Tomography","authors":"Tugce Ugur Kasar,&nbsp;Zeliha Fazliogullari,&nbsp;Mehmet Sedat Durmaz,&nbsp;Hamza Kasar,&nbsp;Ahmet Kagan Karabulut,&nbsp;Nadire Unver Dogan","doi":"10.1111/ahe.70148","DOIUrl":"10.1111/ahe.70148","url":null,"abstract":"<div>\u0000 \u0000 <p>Accessory bones are generally considered to be developmental anomalies consisting of unfused ossification centers. These ossicles, which have no clearly defined function, can become infected and dislocated and can also be confused with avulsion fractures. In this study, we aimed to determine the morphometric characteristics and frequency of accessory bones in the foot. Foot computed tomography (CT) images (187 right, 213 left) of 400 individuals (239 men and 161 women) aged 18–86 years who underwent foot CT scans for various reasons were retrospectively reviewed. The surface area and the long and short diameters of the accessory bones were measured and recorded. Of the 400 ft, 270 (67.5%) had at least one accessory bone. The incidence was 57.6% in younger individuals, increasing to 81.4% in older individuals. 2.75% of accessory bones were bipartite. The most common were the accessory navicular bone (41.5%), os trigonum (14%) and os peroneum (13%). One accessory bone was identified that was not described in the available literature. Accessory bones have been proven to be quite common and may increase further in older age groups. The morphometric data obtained and the discovered accessory bone can contribute to the literature and guide clinicians in the diagnosis of related foot pathologies.</p>\u0000 </div>","PeriodicalId":49290,"journal":{"name":"Anatomia Histologia Embryologia","volume":"55 4","pages":""},"PeriodicalIF":0.9,"publicationDate":"2026-06-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148310285","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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