cell density

简明释义

单元密度

英英释义

例句

1.The cell density of the tumor was found to correlate with its aggressiveness.

肿瘤的细胞密度被发现与其侵袭性相关。

2.A higher cell density can improve the yield of the fermentation process.

更高的细胞密度可以提高发酵过程的产量。

3.The cell density in this culture is too high, leading to nutrient depletion.

这种培养中的细胞密度太高，导致养分耗尽。

4.In tissue engineering, controlling cell density is crucial for tissue development.

在组织工程中，控制细胞密度对于组织发育至关重要。

5.Researchers measured the cell density to determine the growth rate of the bacteria.

研究人员测量了细胞密度以确定细菌的生长速度。

作文

Cell density is a term frequently used in biological and medical sciences to describe the number of cells within a specific volume or area. It plays a crucial role in understanding various physiological and pathological processes. For instance, in tissue engineering, maintaining an appropriate cell density (细胞密度) is vital for ensuring that the engineered tissues function properly. When the cell density (细胞密度) is too low, the tissue may not develop adequately, leading to insufficient structural integrity and functionality. Conversely, if the cell density (细胞密度) is too high, it can result in overcrowding, which may cause nutrient depletion and increased waste accumulation, ultimately harming cell health.In microbiology, cell density (细胞密度) is essential for determining the growth phase of bacterial cultures. Researchers often measure the cell density (细胞密度) of a culture to assess its viability and metabolic activity. A higher cell density (细胞密度) typically indicates a later growth phase, where cells are more likely to enter stationary or death phases due to limited resources. This information is crucial for optimizing conditions for microbial fermentation processes in industrial applications.Moreover, in cancer research, cell density (细胞密度) can provide insights into tumor progression and metastasis. Tumors with high cell density (细胞密度) often exhibit aggressive behavior, as they can rapidly invade surrounding tissues and establish new growths. Understanding the relationship between cell density (细胞密度) and tumor characteristics can help in developing targeted therapies and improving patient outcomes.In environmental biology, cell density (细胞密度) is also significant when studying ecosystems. For example, in aquatic environments, the cell density (细胞密度) of phytoplankton can influence the entire food web. High cell density (细胞密度) of these primary producers can lead to algal blooms, which may deplete oxygen levels in water and harm aquatic life. Monitoring cell density (细胞密度) in these contexts is essential for managing and preserving biodiversity.In conclusion, cell density (细胞密度) is a fundamental concept across various scientific fields. Whether in tissue engineering, microbiology, cancer research, or environmental biology, understanding and controlling cell density (细胞密度) is crucial for achieving desired outcomes. As research advances, the methods for measuring and manipulating cell density (细胞密度) will continue to evolve, offering new opportunities for innovation in health and environmental sciences.