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Property Organism Value Units ID Details
Estimated relation between size of proteasome-generated fragments (peptides) and direct presentation by MHC [major histocompatibility complex] class I molecules Rabbit too small 60%: appropriate size 15%: too large 20% % of proteasome-generated fragments 113772 Yewdell JW, Reits E,...
Time for peptide residue removal by cytosolic aminopeptidases Mammals 2 -3 sec/residue 113773 Yewdell JW, Reits E,...
Average lifetime of TSPs [thymus-seeding progenitors] and ETPs [early T lineage progenitors] combined Mouse Mus musculus 9 - 12 days 113827 Krueger A, Ziętara N...
Fraction of apoptosis in thymus that occurrs due to negative selection Mouse Mus musculus ~25 % 113828 Krueger A, Ziętara N...
Average number of CD4+ and CD8+ T cells exported from thymus each day (equivalent to 1% of all thymocytes) Mouse Mus musculus 1,000,000 - 4,000,000 T cells/day 113829 Krueger A, Ziętara N...
Fraction of naïve T cell production that is thymus derived in adult Human Homo sapiens 10 - 20 % 113830 Krueger A, Ziętara N...
Factors by which human and mouse differ (humans are greater by a factor of:) Mammals lifespan 30-50: size and total cellularity 3,000: number of cell divisions throughout life 10^5 unitless 113831 Krueger A, Ziętara N...
Concentration of lymphocytes in lymphoid organs Rat Rattus norvegicus mesenteric lymph node (GMM) 1.1×10^6: spleen 2.0×10^6: thymus 3.6×10^6 cells/mg wet weight 113198 Everett NB, Caffrey RW...
Fraction of perivascular macrophages that can be replaced within 3 months Mammals 80 % 117041 Daneman R, Prat A. The...
Fraction of B cells arising during fetal development Various 5 % 102642 Charles A. Janeway Jr....
Hindbrain proportion out of central nervous system (by volume) Human Homo sapiens 2 Percent 103204 Mapping the human brain: past...
Diencephalon proportion out of central nervous system (by volume) Human Homo sapiens 4 % 103197 Mapping the human brain: past...
Cerebellum proportion out of central nervous system (by volume) Human Homo sapiens 10 Percent 103198 Mapping the human brain: past...
Cerebellum proportion out of central nervous system (by volume) Rat Rattus norvegicus 10 % 103199 Mapping the human brain: past...
Diameter of smallest axons in the central nervous system Metazoa animals ~0.1 µm 110608 Harvey A. Swadlow and...
Time for transduction of olfactory stimulus to nervous system Tiger salamander Ambystoma tigrinum ~150 msec 112580 Olofsson JK. Time to...
Internal HCO3– concentration characteristic of the typical cyanobacterial system Cyanobacteria 20 – 40 mM 114620 Wang Y, Stessman DJ,...
The relationship between the number of antigen-specific antibody secreting cells and the concentration of specific antibody from lymphocytes Trout Oncorhynchus mykiss Table - link N/A 108956 Bromage E, Stephens R...
Distribution of lymphocyte types Human Homo sapiens 80% T-cells:15% B-cells:5% null cells N/A 103635 Junqueira, Carneiro, Kelley...
Total number of productively infected CD4+ T cells and total number of HIV-1 particles HIV productively infected CD4+ T cells 10^8 cells: total number of HIV-1 particles >5×10^10 particles N/A 112644 De Boer RJ, Ribeiro RM...