“tzvi tzfira”

Agrobacterium is a plant pathogen which causes the "crown-gall" disease, a neoplastic growth that results from the transfer of a well-defined DNA segment ("transferred DNA," or "T-DNA") from the bacterial Ti (tumor-inducing) plasmid to the host cell, its integration into the host genome, and the exp... More

Nuclear Import and Export in Plants and Animals provides insight into the remarkable mechanisms of nuclear import and export. This book covers a range of topics from the nuclear pore structure, to nuclear import and export of macromolecules in plant and animal cells. In addition, the book covers the... More

The movement was Hasidism, the cataclysmic force that wiped away the narrow intellectualism that had estranged the Jewish masses from their heritage. Hasidism focused upon fundamental Judaism, on sublimely simple principles that stressed the joy of life, love of man, and sincerity in word and deed, ... More

The Chassidic worldview, stressing joy, intense emotions, powerful prayer, deep intention, and communal service in Avodat Hashem, informs this work. Joyous prayer, mitzvot, and Torah study hold the answers to our existential questions and provide the real framework for a vibrant life of spiritual de... More

Only after the Soviet invasion of Czechoslovakia in 1968 did the author's belief in Communism begin to waver. His experience of having been a devoted student of Marxist theory makes him very knowledgeable of the goals and tactics of the Left.Ari Ben-Tzvi grew up in a Jewish household that was indiff... More

A person with wealth, stands up. His wealth gives him a sense of confidence that allows him to act, a sense of self-worth that fills him with enthusiasm. He enjoys all that he is and all that he does. He feels important and this promotes his success. Thus his wealth is a key to prosperity - a key th... More

Let me introduce myself. You know me somewhat, but not well. I would like to change that now. I want to show you who I am, and what I do. Once I do this, I hope you will look at me as a friend. Then - if you wish - we can do many great things together. Who am I? What do I do? I live half within you... More

Empowering Thoughts: The Secret or The Law of Attraction in The Torah, Talmud & Zohar - Receive whatever you want by Rabbi Avraham Tzvi Schwartz "The Secret of Recieve whatever you want" or "The Law of Attraction" is not a new concept. In fact, it isn't a secret at all. This Secret was first p... More

Hearts on Fire - King David fought great battles to become one of Jewish history's great heroes, the fourth wheel of the Divine Chariot. Within the words of his Tehillim (Psalms), we follow his struggle towards eternal greatness. "Hearts on Fire" presents a selection of verses, and a short, inspirat... More