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| 标记 | 描述 |
|---|---|
| , | 分割众数（英语：modal number，染色体总数）、性染色体与染色体异常变化 |
| - | 染色体缺失 |
| ( ) | 将断点及结构被改变的染色体归类 |
| + | 染色体增加 |
| ; | Separates rearranged chromosomes and breakpoints involving more than one chromosome |
| / | Separates cell lines or clones |
| // | Separates recipient and donor cell lines in bone marrow transplants |
| del | 缺失 |
| der | 衍生染色体 |
| dic | 双着丝粒染色体 |
| dn | de novo (not inherited) chromosomal abnormality |
| dup | 重复 of a portion of a chromosome |
| fra | 脆性位点 (usually used with X染色体易裂症) |
| h | 异染色质 region of chromosome |
| i | 等臂染色体 |
| ins | 插入 |
| inv | 倒位 |
| .ish | Precedes 核型 results from FISH analysis |
| mar | 标记染色体 |
| mat | 母系源性染色体重排 |
| p | 染色体短臂 |
| pat | 父系源性染色体重排 |
| psu dic | 伪双着丝粒 - only one centromere in a Dicentric chromosome is active |
| q | 染色体长臂 |
| r | 环状染色体 |
| t | 易位 |
| ter | Terminal end of arm (e.g. 2qter refers to the end of the long arm of chromosome 2) |
| tri | 三体性 |
| trp | 染色体一部分三倍化 |
- 染色体异常
- 方向性 (分子生物学) for 3' and 5' notation
- 基因座 for basic notational system
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