Novel insights into the mixed germ cell-sex cord stromal tumor of the testis: detection of chromosomal aneuploidy and further morphological evidence supporting the neoplastic nature of the germ cell component Kvetoslava MichalovaJesse K. McKenneyMichal Michal Original Article 23 May 2020 Pages: 615 - 623
Upregulation of the heterogeneous nuclear ribonucleoprotein hnRNPA1 is an independent predictor of early biochemical recurrence in TMPRSS2:ERG fusion-negative prostate cancers Katharina MöllerAnna Lena WeckerAndreas Marx Original Article Open access 16 May 2020 Pages: 625 - 636
Expression and prognostic significance of pyruvate dehydrogenase kinase 1 in bladder urothelial carcinoma Jinfeng ZhuGuihua ZhengXiaolin Wang Original Article 09 May 2020 Pages: 637 - 649
The SWI/SNF chromatin-remodeling complex status in renal cell carcinomas with sarcomatoid or rhabdoid features Fumio KinoshitaKenichi KohashiYoshinao Oda Original Article 23 May 2020 Pages: 651 - 660
Rare MDM2 amplification in a fat-predominant angiomyolipoma Maria Del Carmen Rodriguez PenaJennifer GordetskyCarlos N. Prieto Granada Original Article 15 May 2020 Pages: 661 - 666
Prevalence of human papillomavirus and implication on survival in Chinese penile cancer Chengbiao ChuKeming ChenYun Cao Original Article 19 May 2020 Pages: 667 - 675
Expression of the cancer stem cell marker SSEA1 is associated with poor survival in metastatic high-grade serous carcinoma Ben DavidsonArild HolthHiep Phuc Dong Original Article Open access 29 May 2020 Pages: 677 - 685
Negative prognostic impact of PD-L1 expression in tumor cells of undifferentiated (anaplastic) carcinoma with osteoclast-like giant cells of the pancreas: study of 13 cases comparing ductal pancreatic carcinoma and review of the literature Jan HrudkaKateřina LawrieRadoslav Matěj Original Article 18 May 2020 Pages: 687 - 696
Early esophageal squamous cell carcinoma in a western series is not associated with active HPV infection Christina KanaanDiane LorenzoBenoît Terris Original Article 10 June 2020 Pages: 697 - 704
The prognostic role of tissue TLR2 and TLR4 in colorectal cancer Ines Beilmann-LehtonenCamilla BöckelmanCaj Haglund Original Article Open access 19 May 2020 Pages: 705 - 715
Prognostic relevance of the loss of stromal CD34 positive fibroblasts in invasive lobular carcinoma of the breast Christina C. WesthoffPaul JankRoland Moll Original Article Open access 20 May 2020 Pages: 717 - 724
Epithelioid and spindle cell rhabdomyosarcoma with FUS-TFCP2 or EWSR1-TFCP2 fusion: report of two cases John S.A. ChrisingerBret WehrliElizabeth G. Demicco Original Article 19 June 2020 Pages: 725 - 732
Heavy and light chain (AHL)-type cardiac amyloidosis: first histopathologic-proven case illustrating involvement of the heart Miroslav SekulicSimona Pichler SekulicAstrid Weins Brief Report 09 May 2020 Pages: 733 - 738
Identification of CTNNB1-PLAG1 gene rearrangement in a patient with pulmonary pleomorphic adenoma Miki AsahinaTakuo HayashiTakashi Yao Brief Report 19 April 2020 Pages: 739 - 742
Early histologic findings of pulmonary SARS-CoV-2 infection detected in a surgical specimen Angelina PernazzaMassimiliano ManciniGiulia d’Amati Brief Report 30 April 2020 Pages: 743 - 748
Frequent KIT mutations in skin lesions of patients with BRAF wild-type Langerhans cell histiocytosis Béla TóthNorbert KissErzsébet Rásó Brief Report Open access 05 May 2020 Pages: 749 - 753
Memento for interprofessional learning Patricia J. T. A. GroenenA. W. LangerakJ. H. J. M. van Krieken Brief Report Open access 08 April 2020 Pages: 755 - 756
Mixed germ cell sex cord-stromal tumors, collision or inclusion? J. Wolter Oosterhuis Commentary 16 June 2020 Pages: 757 - 758
ALK-rearranged renal cell carcinoma—different morphological faces of a rare tumor Niels J. RuppHolger Moch Commentary 18 February 2020 Pages: 759 - 760
Do we need special viewpoints for intraoperative frozen section diagnosis? Tomio Arai Commentary 10 June 2020 Pages: 761 - 762
Correction to: Histiocyte-rich rhabdomyoblastic tumor: a report of two cases and a review of the differential diagnoses Melanie BourgeauAnthony P. Martinez Correction 22 June 2020 Pages: 763 - 763