Table 2.

Expression Profile of Frequent Genes in HFL22w

I-Cell Defense and Homeostasis (193) Ferritin L chain (91) Heart mRNA for hsp90 (30) Hsp90 (16)

II-Cell Division and Regulation (113) S-protein (23) HT-1080 protein (6) Replication protein A 32-kDa subunit (4) III-Cytokines and Hormones (72) Insulin-like growth factor II (IGF-2) (55) Thymosin beta-4 (5) Barrier-to-autointegration factor (2)

IV-Cytoskeleton (187) Protein HC (alpha 1-microglobulin) (24) Alpha 2-macroglobulin (18) Beta-actin (11)

V-Development (122) Retinol binding protein (RBP) (69) Mammary-derived growth inhibitor (3) Putative WHSC1 protein (3)

VI-Genes Associated with Disease or  Abnormalities (279) H19 gene (70) Translationally controlled tumor protein (15) HFREP-1 mRNA for unknown protein (9)

VII-Gene/Protein Expression (701) Elongation factor EF-1-alpha (62) Ribosomal protein S16 (37) XP1PO ribosomal protein S3 (rpS3) (20)

VIII-Hematopoiesis (1260) Hemoglobin gamma-G (HBG2) (724) Alpha one globin (HBA1) (68) Complement component 3 (C3) (30) Prothymosin alpha (29) Hemoglobin, gamma A (HBG1) (23)		 IX-Liver and Lipoproteins (1047) Serum albumin (694) Fibrinogen beta-chain (41) Fibrinogen gamma chain (38) Apolipoprotein B100 (30) Apolipoprotein AII (25) Albumin (ALB) (24) Apolipoprotein AI (apo AI) (20)

X-Metabolism (599) mRNA clone with similarity to L-glycerol-3-gene  phosphate:NAD oxidoreductase and albumin  sequences. (34) Isolate Asn6 cytochrome b (CYTB) (31) NADH dehydrogenase subunit 2 (31)

XI-Protease and Protease Inhibitor (209) Alpha 1-antitrypsin (62) Antithrombin III variant (13) Z type alpha 1-antitrypsin gene (13)

XII-Secretory Proteins (147) Alpha 2-HS-glycoprotein alpha and beta chain (67) Transferrin (46) 23 kD highly basic protein (11)

XIII-Signal Transduction (221) Coupling protein G (s) alpha-subunit (9) Calmodulin (CALM1) (8) Guanine nucleotide exchange factor p532 (7)

XIV-Transcriptional Related Genes (168) DNA-binding protein A (7) DNA-binding protein, TAXREB107 (7) H3.3 gene (7)

XV-Unclassified (348) Novel gene (12) Cl1 protein (10) KIAA0745 (10)

[i] Numbers in parentheses indicated the frequency of ESTs matched to these genes. The three most frequent genes of each functional category or genes whose transcripts detected twenty times or more are presented.