queryAE             package:ArrayExpress             R Documentation

_X_M_L _q_u_e_r_y _o_f _t_h_e _A_r_r_a_y_E_x_p_r_e_s_s _r_e_p_o_s_i_t_o_r_y

_D_e_s_c_r_i_p_t_i_o_n:

     'queryAE' queries ArrayExpress with keywords and give a list of
     ArrayExpress identifiers and their availability as raw and/or
     processed data, as an output.

_U_s_a_g_e:

     queryAE(keywords = NULL, species = NULL)

_A_r_g_u_m_e_n_t_s:

keywords: the keyword(s) of interest. To use several words, they must
          be separated by a "+" as shown in the examples. 

 species: the specie(s) of interest.

_V_a_l_u_e:

     ' A dataframe with character strings with all the ArrayExpress
     dataset identifiers which correspond to the query in the first
     column. The two following columns are filled with 'Yes' and 'No'
     according to the existence of raw and processed data.'

_A_u_t_h_o_r(_s):

     Audrey Kauffmann  Maintainer: <audrey@ebi.ac.uk>

_S_e_e _A_l_s_o:

     'ArrayExpress', 'getAE', 'magetab2bioc'

_E_x_a_m_p_l_e_s:

     ## To retrieve all the identifiers of cancer data sets
     Cancer = queryAE(keywords = "cancer")

     ## To retrieve all the identifiers of cancer data sets studied in human
     CancerHS = queryAE(keywords = "cancer", species = "homo+sapiens")

     ## To retrieve all the identifiers of breast cancer data sets studied in human
     BreastCancerHS = queryAE(keywords = "breast+cancer", species = "homo+sapiens")

