鼻上皮质区分和轮形态在婴儿普通海 (Callithrix jacchus) 中
Gyeong Min Yoon1, Na Young Lee2,3,4, Jina Kwak2,4,5
1Department of Laboratory Animal Medicine, Seoul National University College of Veterinary Medicine, Seoul, Republic of Korea.
Scientific reports
|January 26, 2026
概括
常见的海象.
科学领域:
- 灵长类动物的解剖学
- 发育生物学是发展生物学.
- 比较解剖学的比较解剖学.
背景情况:
- 鼻腔对于呼吸和嗅觉至关重要.
- 轮结构和上皮分布是鼻子功能的关键.
- 常见的鱼是有价值的非人类灵长类研究模型,但其产后鼻子发育的理解很少.
研究的目的:
- 为了描述产后鼻轮形态和上皮质区域在普通鱼.
- 为了建立一张马尔莫塞特鼻腔的发育地图.
- 为灵长类鼻腔生物学研究提供参考.
主要方法:
- 轮结构的高分辨率微型计算机断层扫描 (微型CT).
- 对表皮质区域的组织学分析.
- 婴儿 (≤出生后28天) 和成年 (>1年) 马尔莫塞特之间的比较.
主要成果:
- 婴儿大突轮流体缺乏成年卷状结构;大突轮流体表现出有限的前部延伸和分支.
- 皮质区分 (状,过渡性,呼吸道,嗅觉上皮质) 在婴儿中存在,类似于成年人.
- 婴儿状上皮表现出高增殖率;呼吸道上皮具有稀疏的杯状细胞,表明功能不成熟.
结论:
- 这项研究提出了第一张轮结构和上皮质分布的发育地图.
- 松鼠鼻腔的发育显示出明显的婴儿和成人特征,特别是在轮形态学中.
- 这些发现作为转化研究的关键参考,在鼻腔生物学和疾病建模中使用海豚.
相关概念视频
Turbine-Governor Control
949
Turbine-governor control is crucial for maintaining power system stability by balancing turbine mechanical power output with electrical load demand. This mechanism ensures that generator frequency and rotor speed are within acceptable limits during load variations. Turbine-generator units store kinetic energy due to their rotating masses; this energy is released to meet the load requirement when the load increases. The electrical torque of turbines rises to meet the demand, whereas the...
949
Wind Turbine Machine Models
593
In the growing field of wind energy, incorporating wind turbine models into transient stability analysis is essential. Induction and synchronous machines are the primary models used, with induction machines being prevalent due to their simplicity and reliability.
Induction machines interact through the rotating magnetic field generated by the stator and the rotor. The key parameter is slip, which is the difference between synchronous speed and rotor speed relative to synchronous speed. Slip is...
Induction machines interact through the rotating magnetic field generated by the stator and the rotor. The key parameter is slip, which is the difference between synchronous speed and rotor speed relative to synchronous speed. Slip is...
593
Common Ion Effect
46.3K
Compared with pure water, the solubility of an ionic compound is less in aqueous solutions containing a common ion (one also produced by dissolution of the ionic compound). This is an example of a phenomenon known as the common ion effect, which is a consequence of the law of mass action that may be explained using Le Châtelier’s principle. Consider the dissolution of silver iodide:
46.3K
Nose and Nasal Cavity
11.5K
The nose is composed of an observable exterior segment (external nose) and an internal segment within the skull known as the nasal cavity (internal nose). The external nose, visible on the face, consists of a framework of bone and hyaline cartilage enveloped in skin and muscle and lined with a mucous membrane. This structure is supported by the frontal bone, nasal bones, and maxillary bone and is supplemented by a cartilaginous framework comprising the septal nasal cartilage, lateral nasal...
11.5K
Administering Oxygen by Nasal Cannula
3.0K
Oxygen therapy is critical to patient care, especially for those struggling with respiratory issues. This intervention increases the oxygen concentration in the lungs, enhancing the amount of oxygen transported to the body's tissues. One standard method of delivering supplemental oxygen is through a nasal cannula, a non-invasive device that provides low to medium oxygen concentrations.
Nasal Cannulas
A nasal cannula is a lightweight tube split into two prongs placed in the nostrils,...
Nasal Cannulas
A nasal cannula is a lightweight tube split into two prongs placed in the nostrils,...
3.0K
Drug Dosing: Infants and Children
277
Pediatric patient dosages diverge from adults due to disparities in body surface area, total body water, and extracellular fluid per kilogram of body weight. The dosing regimen considers the variations in pharmacokinetics and pharmacology across distinct age groups, encompassing preterm newborns, infants, young children, older children, and adolescents. Calculation of pediatric patient doses is predicated on determining body surface area, which exhibits a superior correlation with the child's...
277


