权威例句
Portals, Potholes, Black Holes, And Quality Web SitesR-trees: A dynamic index structure for sparial searchingMatrix metalloproteinases in skinWnt proteins are self-renewing factors for mammary stem cells and promote their long-term expansion in cultureStercorarial shedding and transtadial transmission of hepatitis B virus by common bed bugs (Hemiptera: Cimicidae).Mutations of the Down-regulated in adenoma (DRA) gene cause congenital chloride diarrhoea.Matrix metalloproteinases in tumor progression: focus on basal and squamous cell skin cancer.Collagenase-3 (MMP-13) is expressed by hypertrophic chondrocytes, periosteal cells, and osteoblasts during human fetal bone developm...Kahari VM, Saarialho-Kere UMatrix metalloproteinases in skin. Exp Dermatol 6:199-213Patterns of matrix metalloproteinase and TIMP‐1 expression in chronic and normally healing human cutaneous wounds
