A New Index of Uncertainty Based on Internet Searches: A Friend or Foe of Other Indicators?

Kant: Friend or Foe of the Believer? Plantinga and Other American Christian Responses to Kant's Epistemology

the effectiveness of strategy-based instruction in teaching english as a second or foreign language: a meta-analysis of experimental studies

a large number of single research studies on the effects of strategy-based instruction (sbi) in teaching english as a foreign or second language has been conducted so far. however, the lack of a comprehensive meta-analysis targeting the effectiveness of english language sbi is observed. moreover, the findings of experimental studies regarding the context of the english language, proficiency lev...

Apocrine Metaplasia in Intraductal Papilloma with Foci of DCIS: A Friend or Foe?

Malignant papillary neoplasms of the breast comprise a number of microscopically distinct lesions, where apocrine metaplasia is commonly found in papillomas compared to other papillary lesions including papillary carcinomas. However, association of apocrine metaplasia in papilloma with Ductal Carcinoma in Situ (DCIS) is not very well defined. The lesions with apocrine metaplasia are not only di...

Antioxidants - friend or foe?

Particularly in the field of advertising and in popular scientific journals, antioxidants such as β-carotene (from carrots) or lycopenes (from tomatoes) and the vitamins C and E are one-sidedly portrayed as substances capable of offering protection against cancer or ageing because they diminish or prevent the effects of free radicals. However, free radicals should by nomeans be considered as be...

Friend or foe

For many years, β-defensins were best known for their antimicrobial activity. However, β-defensins also exert immunomodulatory functions, such as the chemotactic recruitment of immune cells via chemokine receptors. We demonstrated that mouse β-defensin 14 recruits CCR6(+) B cells into fibrosarcomas, resulting in enhanced angiogenesis and tumor development.