请教数据问题

whuwy

Neuron Name:  C210797A-I
Archive Name:  Markram
Species Name:  Rat
Strain:  Wistar Rat
Min Age:  13
Max Age:  16
Age Scale:  D
Gender:  NR
Min Weight:  NotReported
Max Weight:  NotReported
Development:  Young
Primary Brain Region:  Cerebral cortex
Secondary Brain Region:  Somatosensory
Tertiary Brain Region:  Layer 2/3
Primary Cell Class:  Interneuron
Secondary Cell Class:  Bipolar cell
Tertiary Cell Class:  Not Reported
Original Format:  Neurolucida.asc
Experimenting Protocol:  In vitro
Staining Method:  Biocytin
Slicing Direction:  Sagittal
Slice Thickness:  80
Objective Type:  Not Reported
Magnification:  60
Reconstruction Method:  Neurolucida
Date of Deposition:  2005-12-31
Date of Upload:  2006-08-01
Note:  

在网站里描述的
Min Age:  13
Max Age:  16
是什么意思，这里的数据不是一个细胞的数据吗？
怎么还有最大年龄，和最小年龄？